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[routing-wg]Weekly Routing Table Report
by Routing Analysis Role Account 15 May '09

15 May '09

This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. Daily listings are sent to bgp-stats(a)lists.apnic.net For historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 16 May, 2009 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 288509 Prefixes after maximum aggregation: 136412 Deaggregation factor: 2.11 Unique aggregates announced to Internet: 141329 Total ASes present in the Internet Routing Table: 31265 Prefixes per ASN: 9.23 Origin-only ASes present in the Internet Routing Table: 27181 Origin ASes announcing only one prefix: 13271 Transit ASes present in the Internet Routing Table: 4084 Transit-only ASes present in the Internet Routing Table: 93 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 33 Max AS path prepend of ASN (43683) 31 Prefixes from unregistered ASNs in the Routing Table: 464 Unregistered ASNs in the Routing Table: 151 Number of 32-bit ASNs allocated by the RIRs: 144 Prefixes from 32-bit ASNs in the Routing Table: 33 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 217 Number of addresses announced to Internet: 2045653328 Equivalent to 121 /8s, 238 /16s and 49 /24s Percentage of available address space announced: 55.2 Percentage of allocated address space announced: 63.9 Percentage of available address space allocated: 86.4 Percentage of address space in use by end-sites: 77.0 Total number of prefixes smaller than registry allocations: 142688 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 67654 Total APNIC prefixes after maximum aggregation: 24179 APNIC Deaggregation factor: 2.80 Prefixes being announced from the APNIC address blocks: 64332 Unique aggregates announced from the APNIC address blocks: 29021 APNIC Region origin ASes present in the Internet Routing Table: 3628 APNIC Prefixes per ASN: 17.73 APNIC Region origin ASes announcing only one prefix: 990 APNIC Region transit ASes present in the Internet Routing Table: 559 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 413775280 Equivalent to 24 /8s, 169 /16s and 181 /24s Percentage of available APNIC address space announced: 77.1 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 180/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 125540 Total ARIN prefixes after maximum aggregation: 66187 ARIN Deaggregation factor: 1.90 Prefixes being announced from the ARIN address blocks: 94652 Unique aggregates announced from the ARIN address blocks: 36596 ARIN Region origin ASes present in the Internet Routing Table: 12997 ARIN Prefixes per ASN: 7.28 ARIN Region origin ASes announcing only one prefix: 5002 ARIN Region transit ASes present in the Internet Routing Table: 1272 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 428644608 Equivalent to 25 /8s, 140 /16s and 153 /24s Percentage of available ARIN address space announced: 82.4 ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295 ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 66135 Total RIPE prefixes after maximum aggregation: 38352 RIPE Deaggregation factor: 1.72 Prefixes being announced from the RIPE address blocks: 60448 Unique aggregates announced from the RIPE address blocks: 40229 RIPE Region origin ASes present in the Internet Routing Table: 13009 RIPE Prefixes per ASN: 4.65 RIPE Region origin ASes announcing only one prefix: 6825 RIPE Region transit ASes present in the Internet Routing Table: 1961 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 33 Number of RIPE addresses announced to Internet: 393701408 Equivalent to 23 /8s, 119 /16s and 104 /24s Percentage of available RIPE address space announced: 83.8 RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223 RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 23824 Total LACNIC prefixes after maximum aggregation: 5887 LACNIC Deaggregation factor: 4.05 Prefixes being announced from the LACNIC address blocks: 21985 Unique aggregates announced from the LACNIC address blocks: 12186 LACNIC Region origin ASes present in the Internet Routing Table: 1107 LACNIC Prefixes per ASN: 19.86 LACNIC Region origin ASes announcing only one prefix: 362 LACNIC Region transit ASes present in the Internet Routing Table: 187 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 63251840 Equivalent to 3 /8s, 197 /16s and 37 /24s Percentage of available LACNIC address space announced: 62.8 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247 plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 4925 Total AfriNIC prefixes after maximum aggregation: 1468 AfriNIC Deaggregation factor: 3.35 Prefixes being announced from the AfriNIC address blocks: 4540 Unique aggregates announced from the AfriNIC address blocks: 1384 AfriNIC Region origin ASes present in the Internet Routing Table: 299 AfriNIC Prefixes per ASN: 15.18 AfriNIC Region origin ASes announcing only one prefix: 92 AfriNIC Region transit ASes present in the Internet Routing Table: 60 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC addresses announced to Internet: 11359232 Equivalent to 0 /8s, 173 /16s and 84 /24s Percentage of available AfriNIC address space announced: 33.9 AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 1698 6930 403 Korea Telecom (KIX) 17488 1584 128 104 Hathway IP Over Cable Interne 4755 1247 466 128 TATA Communications formerly 9583 1079 86 541 Sify Limited 4134 887 16660 372 CHINANET-BACKBONE 23577 780 34 662 Korea Telecom (ATM-MPLS) 7545 772 198 103 TPG Internet Pty Ltd 18101 754 217 32 Reliance Infocom Ltd Internet 24560 689 229 179 Bharti Airtel Ltd. 9829 670 561 14 BSNL National Internet Backbo Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4296 3647 324 bellsouth.net, inc. 209 2560 4149 607 Qwest 4323 1848 1035 373 Time Warner Telecom 1785 1759 717 139 PaeTec Communications, Inc. 20115 1627 1444 720 Charter Communications 7018 1490 5914 1024 AT&T WorldNet Services 6478 1404 310 400 AT&T Worldnet Services 2386 1262 697 915 AT&T Data Communications Serv 3356 1224 10981 461 Level 3 Communications, LLC 11492 1099 192 11 Cable One Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8452 1200 188 7 TEDATA 30890 542 88 201 Evolva Telecom 3292 455 1893 393 TDC Tele Danmark 12479 449 578 6 Uni2 Autonomous System 8866 382 110 24 Bulgarian Telecommunication C 3320 349 7082 300 Deutsche Telekom AG 3215 343 3041 108 France Telecom Transpac 3301 340 1668 304 TeliaNet Sweden 35805 328 24 4 United Telecom of Georgia 29049 316 26 3 AzerSat LLC. Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1449 2862 231 UniNet S.A. de C.V. 10620 906 207 108 TVCABLE BOGOTA 22047 610 302 14 VTR PUNTO NET S.A. 7303 529 274 75 Telecom Argentina Stet-France 11830 516 294 34 Instituto Costarricense de El 28573 464 562 26 NET Servicos de Comunicao S.A 6471 443 96 32 ENTEL CHILE S.A. 11172 443 102 72 Servicios Alestra S.A de C.V 7738 397 794 28 Telecomunicacoes da Bahia S.A 3816 351 163 74 Empresa Nacional de Telecomun Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 860 79 37 LINKdotNET AS number 20858 308 34 5 This AS will be used to conne 3741 278 860 238 The Internet Solution 2018 243 215 143 Tertiary Education Network 6713 160 151 12 Itissalat Al-MAGHRIB 29571 139 15 9 Ci Telecom Autonomous system 5536 123 8 9 Internet Egypt Network 33776 116 6 7 Starcomms Nigeria Limited 5713 113 507 64 Telkom SA Ltd 24835 107 46 9 RAYA Telecom - Egypt Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4296 3647 324 bellsouth.net, inc. 209 2560 4149 607 Qwest 4323 1848 1035 373 Time Warner Telecom 1785 1759 717 139 PaeTec Communications, Inc. 4766 1698 6930 403 Korea Telecom (KIX) 20115 1627 1444 720 Charter Communications 17488 1584 128 104 Hathway IP Over Cable Interne 7018 1490 5914 1024 AT&T WorldNet Services 8151 1449 2862 231 UniNet S.A. de C.V. 6478 1404 310 400 AT&T Worldnet Services Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 209 2560 1953 Qwest 1785 1759 1620 PaeTec Communications, Inc. 17488 1584 1480 Hathway IP Over Cable Interne 4323 1848 1475 Time Warner Telecom 4766 1698 1295 Korea Telecom (KIX) 8151 1449 1218 UniNet S.A. de C.V. 8452 1200 1193 TEDATA 4755 1247 1119 TATA Communications formerly 11492 1099 1088 Cable One 18566 1062 1052 Covad Communications Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 41.223.112.0/22 5713 Telkom SA Ltd 41.223.176.0/22 36981 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 26452 Local Communications Networks 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio 63.143.251.0/24 22555 Universal Talkware Corporatio Complete listing at http://thyme.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:10 /10:21 /11:58 /12:166 /13:339 /14:597 /15:1148 /16:10461 /17:4739 /18:8141 /19:17145 /20:20411 /21:20300 /22:25974 /23:25603 /24:150667 /25:901 /26:1046 /27:547 /28:161 /29:37 /30:10 /31:0 /32:8 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2802 4296 bellsouth.net, inc. 4766 1389 1698 Korea Telecom (KIX) 17488 1307 1584 Hathway IP Over Cable Interne 209 1297 2560 Qwest 8452 1170 1200 TEDATA 1785 1164 1759 PaeTec Communications, Inc. 18566 1043 1062 Covad Communications 11492 1035 1099 Cable One 2386 970 1262 AT&T Data Communications Serv 4323 951 1848 Time Warner Telecom Complete listing at http://thyme.apnic.net/current/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:12 8:199 12:2227 13:10 15:19 16:3 17:4 20:35 24:1068 32:50 38:533 40:97 41:1952 43:1 44:2 47:22 52:4 55:2 56:3 57:25 58:581 59:642 60:459 61:1094 62:1097 63:2087 64:3690 65:2392 66:3595 67:1622 68:766 69:2605 70:532 71:146 72:1653 73:2 74:1527 75:172 76:310 77:841 78:562 79:329 80:977 81:804 82:526 83:430 84:615 85:1050 86:407 87:653 88:355 89:1440 90:57 91:2204 92:322 93:1011 94:1196 95:1217 96:124 97:208 98:218 99:22 109:1 110:119 112:120 113:104 114:256 115:288 116:1160 117:517 118:293 119:694 120:142 121:723 122:1019 123:674 124:955 125:1319 128:220 129:234 130:126 131:413 132:73 133:9 134:187 135:213 136:242 137:155 138:160 139:80 140:445 141:109 142:380 143:342 144:360 145:47 146:376 147:153 148:518 149:237 150:177 151:198 152:147 153:139 154:2 155:274 156:169 157:297 158:115 159:312 160:282 161:138 162:268 163:151 164:481 165:503 166:275 167:363 168:685 169:166 170:477 171:40 172:10 173:281 174:210 178:1 186:14 187:89 188:17 189:351 190:2631 192:5812 193:4218 194:3299 195:2698 196:1066 198:3662 199:3351 200:5305 201:1356 202:7838 203:8198 204:3815 205:2143 206:2458 207:2814 208:3913 209:3425 210:2659 211:1114 212:1521 213:1673 214:76 215:30 216:4651 217:1259 218:371 219:427 220:1214 221:472 222:295 End of report

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[routing-wg]BGP Update Report
by cidr-report＠potaroo.net 15 May '09

15 May '09

BGP Update Report Interval: 13-Apr-09 -to- 14-May-09 (32 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS3130 136562 2.3% 529.3 -- RGNET-3130 RGnet/PSGnet 2 - AS8452 69624 1.2% 51.7 -- TEDATA TEDATA 3 - AS21491 55630 0.9% 1794.5 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 4 - AS6389 53858 0.9% 12.4 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 5 - AS35805 52417 0.9% 151.9 -- UTG-AS United Telecom AS 6 - AS4323 43501 0.7% 10.0 -- TWTC - tw telecom holdings, inc. 7 - AS29049 42441 0.7% 131.4 -- DELTA-TELECOM-AS Delta Telecom LTD. 8 - AS33776 42032 0.7% 359.2 -- STARCOMMS-ASN 9 - AS12978 34819 0.6% 179.5 -- DOGAN-ONLINE Dogan Iletisim Elektronik Servis Hizmetleri AS 10 - AS8151 34764 0.6% 23.8 -- Uninet S.A. de C.V. 11 - AS10834 34577 0.6% 13.7 -- Telefonica Data Argentina S.A. 12 - AS17488 31858 0.5% 20.0 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 13 - AS17974 31205 0.5% 30.0 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 14 - AS5056 30480 0.5% 258.3 -- INS-NET-2 - Iowa Network Services 15 - AS22773 28935 0.5% 26.9 -- ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 16 - AS15045 28715 0.5% 7178.8 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 17 - AS8386 27730 0.5% 229.2 -- KOCNET KOCNET-AS 18 - AS20115 27684 0.5% 16.4 -- CHARTER-NET-HKY-NC - Charter Communications 19 - AS4249 26475 0.5% 146.3 -- LILLY-AS - Eli Lilly and Company 20 - AS2920 26420 0.5% 322.2 -- LACOE - Los Angeles County Office of Education TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS15045 28715 0.5% 7178.8 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 2 - AS40967 4218 0.1% 4218.0 -- CSF-AS CSF Computersoftware fuer Fachanwendungen GmbH 3 - AS32398 21155 0.4% 3525.8 -- REALNET-ASN-1 4 - AS13325 24488 0.4% 3061.0 -- STOMI - State of Michigan, DMB-CNOC 5 - AS46653 8276 0.1% 2758.7 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A. 6 - AS28256 2679 0.1% 2679.0 -- 7 - AS13153 2546 0.0% 2546.0 -- ONEWORLD OneWorld S.A. 8 - AS29229 2449 0.0% 2449.0 -- ASDA-AS Assotiation for the Development of West Athens 9 - AS8499 2167 0.0% 2167.0 -- Space Hellas Network Operation Center (NOC) 10 - AS30423 4070 0.1% 2035.0 -- AMEDI-3-ASN1 - Amedisys, Inc. 11 - AS47640 5763 0.1% 1921.0 -- TRICOMPAS Tricomp Sp. z. o. o. 12 - AS5050 25422 0.4% 1815.9 -- PSC-EXT - Pittsburgh Supercomputing Center 13 - AS21491 55630 0.9% 1794.5 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 14 - AS46328 14241 0.2% 1582.3 -- PTCNEBRASKA - PIERCE TELEPHONE COMPANY, INCORPORATED 15 - AS39803 2818 0.1% 1409.0 -- UTI-AS SC UTI COMMUNICATIONS SYSTEMS SRL 16 - AS28953 2324 0.0% 1162.0 -- PIRAEUSBANK Greek banking institution 17 - AS16931 3354 0.1% 1118.0 -- GLOBAL-PAYMENTS-1 - Global Payments, Inc. 18 - AS24994 2216 0.0% 1108.0 -- GENESYS-AS GENESYS Informatica AS for announcing own prefixes 19 - AS47299 1077 0.0% 1077.0 -- DRSA-AS Dlugie Rozmowy S.A. 20 - AS35400 5382 0.1% 1076.4 -- MFIST Interregoinal Organization Network Technologies TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 72.23.246.0/24 24993 0.4% AS5050 -- PSC-EXT - Pittsburgh Supercomputing Center 2 - 41.204.2.0/24 21102 0.3% AS32398 -- REALNET-ASN-1 3 - 192.12.120.0/24 10327 0.2% AS5691 -- MITRE-AS-5 - The MITRE Corporation 4 - 63.103.104.0/22 9978 0.2% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 5 - 63.103.108.0/23 9978 0.2% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 6 - 63.103.110.0/24 8745 0.1% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 7 - 199.45.13.0/24 8261 0.1% AS46653 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A. 8 - 123.49.152.0/24 7723 0.1% AS18118 -- CITICNET-AP CITIC Networks Management Co.,Ltd. 9 - 123.49.144.0/21 6918 0.1% AS18118 -- CITICNET-AP CITIC Networks Management Co.,Ltd. 10 - 195.96.69.0/24 6749 0.1% AS8225 -- ASTELIT-MSK-AS Astelit Autonomous System 11 - 81.199.18.0/24 5772 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 12 - 193.201.184.0/21 5769 0.1% AS25546 -- BROOKLANDCOMP-AS Brookland Computer Services 13 - 94.124.16.0/21 5697 0.1% AS47640 -- TRICOMPAS Tricomp Sp. z. o. o. 14 - 81.199.23.0/24 5429 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 15 - 81.199.16.0/22 5401 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 16 - 196.0.0.0/16 5400 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 17 - 81.199.22.0/24 5372 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 18 - 81.199.28.0/22 5344 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 19 - 81.199.21.0/24 5331 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 20 - 81.199.20.0/24 5229 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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[routing-wg]The Cidr Report
by cidr-report＠potaroo.net 15 May '09

15 May '09

This report has been generated at Fri May 15 21:17:19 2009 AEST. The report analyses the BGP Routing Table of AS2.0 router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org for a current version of this report. Recent Table History Date Prefixes CIDR Agg 08-05-09 294143 182447 09-05-09 293901 181869 10-05-09 294234 182075 11-05-09 294208 183286 12-05-09 294500 183655 13-05-09 294535 183928 14-05-09 294756 183893 15-05-09 294616 184092 AS Summary 31334 Number of ASes in routing system 13335 Number of ASes announcing only one prefix 4296 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 89741824 Largest address span announced by an AS (/32s) AS27064: DDN-ASNBLK1 - DoD Network Information Center Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. Aggregation is also proposed across non-advertised address space ('holes'). --- 15May09 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 294546 184073 110473 37.5% All ASes AS6389 4296 339 3957 92.1% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS4323 4270 1765 2505 58.7% TWTC - tw telecom holdings, inc. AS209 2562 1150 1412 55.1% ASN-QWEST - Qwest Communications Corporation AS4766 1805 522 1283 71.1% KIXS-AS-KR Korea Telecom AS17488 1584 301 1283 81.0% HATHWAY-NET-AP Hathway IP Over Cable Internet AS4755 1247 150 1097 88.0% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS22773 1063 68 995 93.6% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS1785 1759 796 963 54.7% AS-PAETEC-NET - PaeTec Communications, Inc. AS8452 1200 303 897 74.8% TEDATA TEDATA AS8151 1449 598 851 58.7% Uninet S.A. de C.V. AS19262 996 236 760 76.3% VZGNI-TRANSIT - Verizon Internet Services Inc. AS18566 1062 424 638 60.1% COVAD - Covad Communications Co. AS6478 1404 811 593 42.2% ATT-INTERNET3 - AT&T WorldNet Services AS18101 754 169 585 77.6% RIL-IDC Reliance Infocom Ltd Internet Data Centre, AS11492 1099 549 550 50.0% CABLEONE - CABLE ONE, INC. AS855 621 101 520 83.7% CANET-ASN-4 - Bell Aliant Regional Communications, Inc. AS22047 610 98 512 83.9% VTR BANDA ANCHA S.A. AS2706 536 44 492 91.8% HKSUPER-HK-AP Pacific Internet (Hong Kong) Limited AS17676 565 81 484 85.7% GIGAINFRA BB TECHNOLOGY Corp. AS17908 616 141 475 77.1% TCISL Tata Communications AS4804 574 105 469 81.7% MPX-AS Microplex PTY LTD AS7018 1491 1026 465 31.2% ATT-INTERNET4 - AT&T WorldNet Services AS4808 629 168 461 73.3% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS24560 689 249 440 63.9% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS7545 787 363 424 53.9% TPG-INTERNET-AP TPG Internet Pty Ltd AS9443 527 103 424 80.5% INTERNETPRIMUS-AS-AP Primus Telecommunications AS6517 660 242 418 63.3% RELIANCEGLOBALCOM - Reliance Globalcom Services, Inc AS7011 963 553 410 42.6% FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. AS4668 688 282 406 59.0% LGNET-AS-KR LG CNS AS5668 772 376 396 51.3% AS-5668 - CenturyTel Internet Holdings, Inc. Total 37278 12113 25165 67.5% Top 30 total Possible Bogus Routes 24.245.128.0/17 AS11492 CABLEONE - CABLE ONE, INC. 24.246.0.0/17 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.246.128.0/18 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 41.223.112.0/22 AS5713 SAIX-NET 41.223.176.0/22 AS36981 41.223.188.0/24 AS22351 INTELSAT Intelsat Global BGP Routing Policy 41.223.189.0/24 AS26452 BRING-AS - BringCom, Inc. 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 63.140.213.0/24 AS22555 UTC - Universal Talkware Corporation 63.143.251.0/24 AS22555 UTC - Universal Talkware Corporation 64.31.32.0/19 AS11955 SCRR-11955 - Road Runner HoldCo LLC 64.31.59.0/24 AS7017 SCRR-7015 - Road Runner HoldCo LLC 64.31.60.0/24 AS7017 SCRR-7015 - Road Runner HoldCo LLC 64.79.88.0/24 AS26096 LODDEN - Lodden Services 64.79.89.0/24 AS26096 LODDEN - Lodden Services 66.11.32.0/20 AS6261 VISINET - Visionary Systems, Inc. 66.11.40.0/21 AS6261 VISINET - Visionary Systems, Inc. 66.54.91.0/24 AS30506 BLACKSUN-1 - Blacksun Technologies LLC 66.55.160.0/19 AS29994 66.128.38.0/24 AS15246 Telecomunicaciones Satelitales TelesatS.A. 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.206.32.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.33.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.34.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.35.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.40.0/22 AS174 COGENT Cogent/PSI 66.206.44.0/23 AS174 COGENT Cogent/PSI 66.206.47.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 66.207.32.0/20 AS23011 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 69.6.80.0/24 AS13442 69.6.81.0/24 AS13442 69.71.192.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 80.88.0.0/21 AS33774 DJAWEB 80.88.8.0/22 AS33774 DJAWEB 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 91.214.36.0/22 AS13000 LEON-AS Leon sp. z o.o. 100.100.100.0/30 AS38676 AS33005-AS-KR wizsolution co.,Ltd 109.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 109.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 109.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 110.76.156.0/24 AS45062 CNNIC-FKT-AP FEIKE TECH LIMITED 110.76.157.0/24 AS45062 CNNIC-FKT-AP FEIKE TECH LIMITED 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 121.50.168.0/21 AS9931 CAT-AP The Communication Authoity of Thailand, CAT 122.128.120.0/22 AS38456 PACTEL-AS-AP Pacific Teleports. 137.0.0.0/13 AS27064 DDN-ASNBLK1 - DoD Network Information Center 158.222.5.0/24 AS21580 DIRCON - Direct Connect 158.222.70.0/23 AS6137 SISNA - SISNA, Inc. 158.222.72.0/23 AS6137 SISNA - SISNA, Inc. 158.222.224.0/20 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.224.0/22 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.229.0/24 AS19864 O1COMM - O1 COMMUNICATIONS 163.142.0.0/16 AS2500 WIDE-BB WIDE Project 168.253.0.0/16 AS13649 ASN-VINS - ViaWest 168.253.0.0/21 AS13649 ASN-VINS - ViaWest 172.7.0.0/24 AS28175 172.10.1.0/30 AS18305 POSNET POSDATA Co.,Ltd 178.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 178.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 178.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc 192.9.200.0/24 AS3602 AS3602-RTI - Rogers Telecom Inc. 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.107.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.177.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada 192.96.37.0/24 AS10474 NETACTIVE 192.96.135.0/24 AS2018 TENET-1 192.96.136.0/23 AS2018 TENET-1 192.96.141.0/24 AS2018 TENET-1 192.96.143.0/24 AS2018 TENET-1 192.96.145.0/24 AS2018 TENET-1 192.96.177.0/24 AS6083 POSIX-AFRICA 192.101.45.0/24 AS2905 TICSA-ASN 192.101.46.0/24 AS6503 Avantel, S.A. 192.101.64.0/21 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.70.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.71.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.72.0/24 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.74.0/24 AS1239 SPRINTLINK - Sprint 192.124.248.0/23 AS680 DFN-IP service G-WiN 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 192.132.58.0/24 AS20141 QUALITYTECH-SUW-300 - Quality Technology Services, LLC. 192.133.6.0/24 AS10282 ORANGE-BUSINESS-SERVICES-CEEUR Orange Business Services (formerly Equant) AS for CEEUR 192.153.144.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 192.154.32.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 193.33.148.0/23 AS30890 EVOLVA Evolva Telecom 193.169.18.0/23 AS13000 LEON-AS Leon sp. z o.o. 193.169.22.0/23 AS42690 SI-AS JSC "Svyazinvest" 196.6.108.0/24 AS5713 SAIX-NET 196.10.119.0/24 AS2018 TENET-1 196.10.122.0/23 AS2018 TENET-1 196.10.251.0/24 AS2018 TENET-1 196.10.252.0/23 AS2018 TENET-1 196.10.254.0/24 AS2018 TENET-1 196.13.101.0/24 AS2018 TENET-1 196.13.102.0/23 AS2018 TENET-1 196.13.104.0/24 AS2018 TENET-1 196.13.121.0/24 AS2018 TENET-1 196.13.125.0/24 AS2018 TENET-1 196.13.126.0/24 AS2018 TENET-1 196.13.169.0/24 AS2018 TENET-1 196.13.174.0/23 AS2018 TENET-1 196.13.176.0/21 AS2018 TENET-1 196.13.192.0/22 AS2018 TENET-1 196.13.196.0/24 AS2018 TENET-1 196.202.224.0/21 AS8818 TELE Greenland Autonomous System 198.1.2.0/24 AS4761 INDOSAT-INP-AP INDOSAT Internet Network Provider 198.23.26.0/24 AS4390 BELLATLANTIC-COM - Bell Atlantic, Inc. 198.54.82.0/24 AS2018 TENET-1 198.54.92.0/24 AS2018 TENET-1 198.54.222.0/24 AS2018 TENET-1 198.73.210.0/24 AS21570 ACI-1 - Accelerated Connections Inc. 198.97.72.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.97.96.0/19 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.97.240.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.135.236.0/24 AS4358 XNET - XNet Information Systems, Inc. 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.161.92.0/24 AS6539 GT-BELL - Bell Canada 198.167.0.0/16 AS7456 INTERHOP - Interhop Network SERVICES Inc. 198.168.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 198.169.0.0/16 AS803 SASKTEL - Saskatchewan Telecommunications 198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services 199.5.242.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 199.10.0.0/16 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.19.0.0/24 AS3848 WORLDLINX-2 - WorldLinx Telecommunications, Inc. 199.114.0.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.114.128.0/18 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.114.130.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.131.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.132.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.134.0/24 AS3541 ITSDN-U4 - DoD Network Information Center 199.114.136.0/24 AS27044 DDN-ASNBLK1 - DoD Network Information Center 199.114.138.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.140.0/24 AS3544 ITSDN-U7 - DoD Network Information Center 199.114.142.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.144.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.148.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.150.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.152.0/24 AS27033 DDN-ASNBLK1 - DoD Network Information Center 199.114.153.0/24 AS27034 DDN-ASNBLK1 - DoD Network Information Center 199.114.154.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.114.156.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.114.160.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.121.0.0/16 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.0.0/18 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.16.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.80.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.189.32.0/19 AS7332 IQUEST-AS - IQuest Internet 199.202.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 199.202.216.0/21 AS577 BACOM - Bell Canada 199.246.116.0/24 AS813 UUNET-CANADA - MCI Communications Services, Inc. d/b/a Verizon Business 202.6.176.0/20 AS24316 202.58.113.0/24 AS19161 INNOCOM-TELECOM - INNOCOM TELECOM 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.80.192.0/20 AS2706 HKSUPER-HK-AP Pacific Internet (Hong Kong) Limited 202.86.252.0/22 AS4748 RESOLINK-AS-AP Resources Link Network Limited 202.86.252.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.253.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.254.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.255.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.94.70.0/24 AS2764 AAPT AAPT Limited 202.122.120.0/21 AS17494 BTTB-AS-AP Telecom Operator & Internet Service Provider as well 202.124.195.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.133.70.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.133.73.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.136.254.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.136.255.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.140.160.0/24 AS4841 202.140.161.0/24 AS4841 202.140.162.0/24 AS4841 202.140.163.0/24 AS4841 202.140.164.0/24 AS4841 202.140.165.0/24 AS4841 202.140.166.0/24 AS4841 202.140.167.0/24 AS4841 202.140.168.0/24 AS4841 202.140.169.0/24 AS4841 202.140.170.0/24 AS4841 202.140.171.0/24 AS4841 202.140.172.0/24 AS4841 202.140.173.0/24 AS4841 202.140.174.0/24 AS4841 202.140.175.0/24 AS4841 202.140.180.0/24 AS7540 HKCIX-AS-AP HongKong Commercial Internet Exchange 202.140.181.0/24 AS7540 HKCIX-AS-AP HongKong Commercial Internet Exchange 202.140.182.0/24 AS7540 HKCIX-AS-AP HongKong Commercial Internet Exchange 202.150.227.0/24 AS17727 NAPINFO-AS-AP PT. NAP Info Lintas Nusa 202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. Ltd 203.12.45.0/24 AS4854 NETSPACE-AS-AP Netspace Online Systems 203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet) 203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company 203.89.139.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd. 203.112.111.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.113.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.114.0/24 AS4802 ASN-IINET iiNet Limited 203.112.116.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.117.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.118.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.119.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.120.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.121.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.127.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.128.128.0/19 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd. 203.152.154.0/23 AS9583 SIFY-AS-IN Sify Limited 203.189.96.0/20 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.9.218.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.13.140.0/22 AS7270 NET2PHONE - Net2Phone Corp. 204.13.141.0/24 AS7270 NET2PHONE - Net2Phone Corp. 204.13.142.0/24 AS7270 NET2PHONE - Net2Phone Corp. 204.13.143.0/24 AS7270 NET2PHONE - Net2Phone Corp. 204.13.184.0/23 AS35967 204.13.186.0/23 AS35967 204.13.186.0/24 AS35967 204.13.187.0/24 AS35967 204.19.14.0/23 AS577 BACOM - Bell Canada 204.89.214.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.138.167.0/24 AS18990 AIRBAND-DALLAS - Airband Communications, Inc 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 205.189.134.0/24 AS11814 CYBERSURF - Cybersurf Inc. 205.210.145.0/24 AS11814 CYBERSURF - Cybersurf Inc. 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 207.174.0.0/16 AS13790 INTERNAP-BLK3 - Internap Network Services Corporation 207.174.131.0/24 AS30715 NETRACK - Netrack, Inc. 207.174.132.0/23 AS30715 NETRACK - Netrack, Inc. 207.174.151.0/24 AS11500 PEAKPEAK - Peak to Peak Internet 207.174.152.0/22 AS30715 NETRACK - Netrack, Inc. 207.174.158.0/24 AS11500 PEAKPEAK - Peak to Peak Internet 207.174.177.0/24 AS11500 PEAKPEAK - Peak to Peak Internet 207.174.178.0/24 AS11500 PEAKPEAK - Peak to Peak Internet 207.174.182.0/24 AS29831 FONENET - FONE NET, LLC 207.174.188.0/22 AS30715 NETRACK - Netrack, Inc. 207.174.192.0/24 AS29831 FONENET - FONE NET, LLC 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.54.240.0/21 AS10887 BPSI-AS - BPSI Internet Services 209.74.96.0/19 AS10912 INTERNAP-BLK - Internap Network Services Corporation 209.140.90.0/24 AS14461 NTSL - NET SOLUTIONS 209.141.48.0/22 AS14461 NTSL - NET SOLUTIONS 209.145.192.0/18 AS3043 AMPHIB-AS - Amphibian Media Corporation 209.177.93.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 209.222.5.0/24 AS26699 PSI-CT - Printing For Systems Inc 209.222.6.0/24 AS26699 PSI-CT - Printing For Systems Inc 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 213.181.70.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.80.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.81.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.82.0/23 AS17175 NSS-UK New Skies Satellites UK AS 213.181.82.0/24 AS17175 NSS-UK New Skies Satellites UK AS 213.181.83.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.84.0/22 AS17175 NSS-UK New Skies Satellites UK AS 213.181.84.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.85.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.86.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.87.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.88.0/21 AS17175 NSS-UK New Skies Satellites UK AS 213.181.88.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.89.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.90.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.91.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.92.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.93.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.94.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 213.181.95.0/24 AS16422 NEWSKIES-NETWORKS - New Skies Satellites, Inc. 216.37.114.0/23 AS3549 GBLX Global Crossing Ltd. 216.99.20.0/24 AS3356 LEVEL3 Level 3 Communications 216.172.198.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.172.199.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.240.240.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.240.241.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.240.242.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.251.207.0/24 AS1239 SPRINTLINK - Sprint 217.78.71.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.72.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.73.0/24 AS12491 IPPLANET-AS IPPlanet 217.170.160.0/20 AS44514 INOTEL-AS INOTEL S.A. Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

1 0

[routing-wg]Weekly Routing Table Report
by Routing Analysis Role Account 08 May '09

08 May '09

This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. Daily listings are sent to bgp-stats(a)lists.apnic.net For historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 09 May, 2009 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 288037 Prefixes after maximum aggregation: 136199 Deaggregation factor: 2.11 Unique aggregates announced to Internet: 140785 Total ASes present in the Internet Routing Table: 31199 Prefixes per ASN: 9.23 Origin-only ASes present in the Internet Routing Table: 27142 Origin ASes announcing only one prefix: 13239 Transit ASes present in the Internet Routing Table: 4057 Transit-only ASes present in the Internet Routing Table: 96 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 33 Max AS path prepend of ASN (43683) 31 Prefixes from unregistered ASNs in the Routing Table: 461 Unregistered ASNs in the Routing Table: 151 Number of 32-bit ASNs allocated by the RIRs: 142 Prefixes from 32-bit ASNs in the Routing Table: 30 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 194 Number of addresses announced to Internet: 2039977920 Equivalent to 121 /8s, 151 /16s and 151 /24s Percentage of available address space announced: 55.0 Percentage of allocated address space announced: 63.7 Percentage of available address space allocated: 86.4 Percentage of address space in use by end-sites: 76.9 Total number of prefixes smaller than registry allocations: 142407 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 67704 Total APNIC prefixes after maximum aggregation: 24092 APNIC Deaggregation factor: 2.81 Prefixes being announced from the APNIC address blocks: 64376 Unique aggregates announced from the APNIC address blocks: 28909 APNIC Region origin ASes present in the Internet Routing Table: 3610 APNIC Prefixes per ASN: 17.83 APNIC Region origin ASes announcing only one prefix: 974 APNIC Region transit ASes present in the Internet Routing Table: 548 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 413123104 Equivalent to 24 /8s, 159 /16s and 194 /24s Percentage of available APNIC address space announced: 77.0 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 180/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 125398 Total ARIN prefixes after maximum aggregation: 66155 ARIN Deaggregation factor: 1.90 Prefixes being announced from the ARIN address blocks: 94539 Unique aggregates announced from the ARIN address blocks: 36627 ARIN Region origin ASes present in the Internet Routing Table: 12984 ARIN Prefixes per ASN: 7.28 ARIN Region origin ASes announcing only one prefix: 5014 ARIN Region transit ASes present in the Internet Routing Table: 1264 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 428554240 Equivalent to 25 /8s, 139 /16s and 56 /24s Percentage of available ARIN address space announced: 82.4 ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295 ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 65823 Total RIPE prefixes after maximum aggregation: 38233 RIPE Deaggregation factor: 1.72 Prefixes being announced from the RIPE address blocks: 60147 Unique aggregates announced from the RIPE address blocks: 39883 RIPE Region origin ASes present in the Internet Routing Table: 12974 RIPE Prefixes per ASN: 4.64 RIPE Region origin ASes announcing only one prefix: 6798 RIPE Region transit ASes present in the Internet Routing Table: 1959 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 33 Number of RIPE addresses announced to Internet: 393192480 Equivalent to 23 /8s, 111 /16s and 164 /24s Percentage of available RIPE address space announced: 83.7 RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223 RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 23762 Total LACNIC prefixes after maximum aggregation: 5894 LACNIC Deaggregation factor: 4.03 Prefixes being announced from the LACNIC address blocks: 21941 Unique aggregates announced from the LACNIC address blocks: 12057 LACNIC Region origin ASes present in the Internet Routing Table: 1107 LACNIC Prefixes per ASN: 19.82 LACNIC Region origin ASes announcing only one prefix: 361 LACNIC Region transit ASes present in the Internet Routing Table: 184 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 26 Number of LACNIC addresses announced to Internet: 63068288 Equivalent to 3 /8s, 194 /16s and 88 /24s Percentage of available LACNIC address space announced: 62.7 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247 plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 4921 Total AfriNIC prefixes after maximum aggregation: 1487 AfriNIC Deaggregation factor: 3.31 Prefixes being announced from the AfriNIC address blocks: 4562 Unique aggregates announced from the AfriNIC address blocks: 1412 AfriNIC Region origin ASes present in the Internet Routing Table: 295 AfriNIC Prefixes per ASN: 15.46 AfriNIC Region origin ASes announcing only one prefix: 92 AfriNIC Region transit ASes present in the Internet Routing Table: 58 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC addresses announced to Internet: 11303168 Equivalent to 0 /8s, 172 /16s and 121 /24s Percentage of available AfriNIC address space announced: 33.7 AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 1700 6930 405 Korea Telecom (KIX) 17488 1573 127 101 Hathway IP Over Cable Interne 4755 1243 466 126 TATA Communications formerly 9583 1077 86 539 Sify Limited 4134 898 16676 373 CHINANET-BACKBONE 7545 792 166 102 TPG Internet Pty Ltd 23577 780 34 663 Korea Telecom (ATM-MPLS) 18101 756 217 32 Reliance Infocom Ltd Internet 24560 685 229 176 Bharti Airtel Ltd. 9829 654 560 18 BSNL National Internet Backbo Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4306 3653 342 bellsouth.net, inc. 209 2559 4149 604 Qwest 4323 1848 1035 373 Time Warner Telecom 1785 1758 717 139 PaeTec Communications, Inc. 20115 1631 1449 728 Charter Communications 7018 1464 5911 1014 AT&T WorldNet Services 6478 1398 309 414 AT&T Worldnet Services 2386 1264 698 911 AT&T Data Communications Serv 3356 1235 10981 469 Level 3 Communications, LLC 11492 1102 192 11 Cable One Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8452 1231 188 7 TEDATA 30890 541 88 200 Evolva Telecom 3292 455 1893 394 TDC Tele Danmark 12479 448 578 6 Uni2 Autonomous System 8866 368 110 24 Bulgarian Telecommunication C 3320 348 7082 299 Deutsche Telekom AG 3215 343 3041 108 France Telecom Transpac 3301 340 1668 304 TeliaNet Sweden 35805 338 24 4 United Telecom of Georgia 29049 317 26 3 AzerSat LLC. Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1449 2848 232 UniNet S.A. de C.V. 10620 930 207 106 TVCABLE BOGOTA 22047 616 302 14 VTR PUNTO NET S.A. 7303 524 272 76 Telecom Argentina Stet-France 11830 516 294 34 Instituto Costarricense de El 28573 456 562 26 NET Servicos de Comunicao S.A 11172 443 102 72 Servicios Alestra S.A de C.V 6471 435 95 31 ENTEL CHILE S.A. 7738 397 794 28 Telecomunicacoes da Bahia S.A 3816 349 163 73 Empresa Nacional de Telecomun Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 823 76 48 LINKdotNET AS number 20858 302 34 5 This AS will be used to conne 3741 278 860 238 The Internet Solution 2018 243 215 143 Tertiary Education Network 6713 159 150 15 Itissalat Al-MAGHRIB 29571 139 15 9 Ci Telecom Autonomous system 5536 123 8 9 Internet Egypt Network 33783 120 8 40 EEPAD TISP TELECOM & INTERNET 5713 115 507 66 Telkom SA Ltd 24835 107 46 9 RAYA Telecom - Egypt Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4306 3653 342 bellsouth.net, inc. 209 2559 4149 604 Qwest 4323 1848 1035 373 Time Warner Telecom 1785 1758 717 139 PaeTec Communications, Inc. 4766 1700 6930 405 Korea Telecom (KIX) 20115 1631 1449 728 Charter Communications 17488 1573 127 101 Hathway IP Over Cable Interne 7018 1464 5911 1014 AT&T WorldNet Services 8151 1449 2848 232 UniNet S.A. de C.V. 6478 1398 309 414 AT&T Worldnet Services Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 209 2559 1955 Qwest 1785 1758 1619 PaeTec Communications, Inc. 4323 1848 1475 Time Warner Telecom 17488 1573 1472 Hathway IP Over Cable Interne 4766 1700 1295 Korea Telecom (KIX) 8452 1231 1224 TEDATA 8151 1449 1217 UniNet S.A. de C.V. 4755 1243 1117 TATA Communications formerly 11492 1102 1091 Cable One 18566 1062 1052 Covad Communications Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 41.223.112.0/22 5713 Telkom SA Ltd 41.223.176.0/22 36981 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 26452 Local Communications Networks 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio 63.143.251.0/24 22555 Universal Talkware Corporatio Complete listing at http://thyme.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:10 /10:20 /11:58 /12:166 /13:337 /14:597 /15:1146 /16:10463 /17:4724 /18:8128 /19:17124 /20:20385 /21:20268 /22:25947 /23:25487 /24:150459 /25:900 /26:1041 /27:543 /28:160 /29:37 /30:10 /31:0 /32:8 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2804 4306 bellsouth.net, inc. 4766 1391 1700 Korea Telecom (KIX) 17488 1306 1573 Hathway IP Over Cable Interne 209 1295 2559 Qwest 8452 1207 1231 TEDATA 1785 1163 1758 PaeTec Communications, Inc. 18566 1043 1062 Covad Communications 11492 1038 1102 Cable One 2386 962 1264 AT&T Data Communications Serv 4323 952 1848 Time Warner Telecom Complete listing at http://thyme.apnic.net/current/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:13 8:199 12:2222 13:10 15:19 16:3 17:4 20:35 24:1063 32:50 38:528 40:97 41:2015 43:1 44:2 47:22 52:4 55:2 56:3 57:25 58:581 59:637 60:459 61:1121 62:1112 63:2075 64:3664 65:2393 66:3621 67:1630 68:754 69:2590 70:531 71:144 72:1654 73:2 74:1499 75:171 76:311 77:833 78:561 79:336 80:971 81:814 82:530 83:417 84:613 85:1083 86:403 87:652 88:355 89:1442 90:47 91:2191 92:317 93:1003 94:1181 95:961 96:125 97:205 98:221 99:22 109:1 110:92 112:112 113:102 114:251 115:271 116:1162 117:520 118:290 119:691 120:142 121:721 122:1011 123:689 124:967 125:1315 128:221 129:232 130:126 131:414 132:73 133:9 134:185 135:214 136:242 137:152 138:159 139:81 140:444 141:107 142:377 143:357 144:362 145:47 146:373 147:152 148:518 149:237 150:181 151:200 152:147 153:139 154:2 155:274 156:169 157:300 158:115 159:310 160:281 161:135 162:274 163:149 164:482 165:503 166:278 167:363 168:685 169:167 170:475 171:40 172:10 173:276 174:204 178:1 186:10 187:88 188:13 189:343 190:2605 192:5797 193:4236 194:3305 195:2701 196:1075 198:3656 199:3348 200:5346 201:1367 202:7867 203:8197 204:3818 205:2144 206:2450 207:2814 208:3921 209:3391 210:2710 211:1112 212:1510 213:1706 214:74 215:30 216:4642 217:1264 218:368 219:432 220:1220 221:475 222:296 End of report

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[routing-wg]BGP Update Report
by cidr-report＠potaroo.net 08 May '09

08 May '09

BGP Update Report Interval: 06-Apr-09 -to- 07-May-09 (32 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS6389 392748 4.1% 90.1 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 2 - AS3130 137093 1.4% 531.4 -- RGNET-3130 RGnet/PSGnet 3 - AS2386 116477 1.2% 89.6 -- INS-AS - AT&T Data Communications Services 4 - AS8452 112790 1.2% 81.0 -- TEDATA TEDATA 5 - AS6478 86719 0.9% 61.4 -- ATT-INTERNET3 - AT&T WorldNet Services 6 - AS17488 80855 0.8% 51.0 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 7 - AS11492 75669 0.8% 61.4 -- CABLEONE - CABLE ONE, INC. 8 - AS7018 66390 0.7% 43.7 -- ATT-INTERNET4 - AT&T WorldNet Services 9 - AS4323 63847 0.7% 14.8 -- TWTC - tw telecom holdings, inc. 10 - AS19262 59691 0.6% 60.1 -- VZGNI-TRANSIT - Verizon Internet Services Inc. 11 - AS29049 57957 0.6% 179.4 -- DELTA-TELECOM-AS Delta Telecom LTD. 12 - AS9829 55044 0.6% 84.4 -- BSNL-NIB National Internet Backbone 13 - AS35805 54897 0.6% 162.4 -- UTG-AS United Telecom AS 14 - AS21491 54046 0.6% 1743.4 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 15 - AS20115 53058 0.6% 31.2 -- CHARTER-NET-HKY-NC - Charter Communications 16 - AS10796 52523 0.5% 101.6 -- SCRR-10796 - Road Runner HoldCo LLC 17 - AS4755 48911 0.5% 39.0 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 18 - AS8151 45529 0.5% 31.2 -- Uninet S.A. de C.V. 19 - AS12978 37903 0.4% 210.6 -- DOGAN-ONLINE Dogan Iletisim Elektronik Servis Hizmetleri AS 20 - AS33776 36400 0.4% 311.1 -- STARCOMMS-ASN TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS15045 28705 0.3% 9568.3 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 2 - AS40967 4229 0.0% 4229.0 -- CSF-AS CSF Computersoftware fuer Fachanwendungen GmbH 3 - AS46653 12377 0.1% 4125.7 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A. 4 - AS32398 20650 0.2% 3441.7 -- REALNET-ASN-1 5 - AS13153 2544 0.0% 2544.0 -- ONEWORLD OneWorld S.A. 6 - AS29229 2444 0.0% 2444.0 -- ASDA-AS Assotiation for the Development of West Athens 7 - AS13325 18957 0.2% 2369.6 -- STOMI - State of Michigan, DMB-CNOC 8 - AS8499 2171 0.0% 2171.0 -- Space Hellas Network Operation Center (NOC) 9 - AS30423 4073 0.0% 2036.5 -- AMEDI-3-ASN1 - Amedisys, Inc. 10 - AS28256 1952 0.0% 1952.0 -- 11 - AS47640 5811 0.1% 1937.0 -- TRICOMPAS Tricomp Sp. z. o. o. 12 - AS5050 25297 0.3% 1806.9 -- PSC-EXT - Pittsburgh Supercomputing Center 13 - AS21491 54046 0.6% 1743.4 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 14 - AS46328 15393 0.2% 1710.3 -- PTCNEBRASKA - PIERCE TELEPHONE COMPANY, INCORPORATED 15 - AS28953 2325 0.0% 1162.5 -- PIRAEUSBANK Greek banking institution 16 - AS14223 2323 0.0% 1161.5 -- NYSDOH - New York State Department of Health 17 - AS48881 1082 0.0% 1082.0 -- DATA-NODE-AS SC Data Node SRL 18 - AS47299 1080 0.0% 1080.0 -- DRSA-AS Dlugie Rozmowy S.A. 19 - AS34321 2081 0.0% 1040.5 -- LDK-AS Institute of strategic marks, Kiev, Ukraine 20 - AS19398 2040 0.0% 1020.0 -- INDENET - Indenet.net TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 72.23.246.0/24 24848 0.2% AS5050 -- PSC-EXT - Pittsburgh Supercomputing Center 2 - 41.204.2.0/24 20294 0.2% AS32398 -- REALNET-ASN-1 3 - 199.45.13.0/24 12357 0.1% AS46653 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A. 4 - 192.12.120.0/24 10388 0.1% AS5691 -- MITRE-AS-5 - The MITRE Corporation 5 - 63.103.104.0/22 9975 0.1% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 6 - 63.103.108.0/23 9975 0.1% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 7 - 63.103.110.0/24 8755 0.1% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 8 - 123.49.152.0/24 7059 0.1% AS18118 -- CITICNET-AP CITIC Networks Management Co.,Ltd. 9 - 195.96.69.0/24 6592 0.1% AS8225 -- ASTELIT-MSK-AS Astelit Autonomous System 11 - 123.49.144.0/21 6305 0.1% AS18118 -- CITICNET-AP CITIC Networks Management Co.,Ltd. 12 - 94.124.16.0/21 5723 0.1% AS47640 -- TRICOMPAS Tricomp Sp. z. o. o. 13 - 193.201.184.0/21 5630 0.1% AS25546 -- BROOKLANDCOMP-AS Brookland Computer Services 14 - 81.199.18.0/24 5588 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 15 - 81.199.16.0/22 5269 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 16 - 81.199.23.0/24 5262 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 17 - 81.199.22.0/24 5207 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 18 - 196.0.0.0/16 5182 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 19 - 81.199.28.0/22 5144 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 20 - 192.35.129.0/24 5116 0.1% AS6629 -- NOAA-AS - NOAA Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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[routing-wg]The Cidr Report
by cidr-report＠potaroo.net 08 May '09

08 May '09

This report has been generated at Fri May 8 21:15:47 2009 AEST. The report analyses the BGP Routing Table of AS2.0 router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org for a current version of this report. Recent Table History Date Prefixes CIDR Agg 01-05-09 293917 183484 02-05-09 294085 181319 03-05-09 293622 180638 04-05-09 292601 181458 05-05-09 293746 181941 06-05-09 293836 182155 07-05-09 293603 182383 08-05-09 294143 182320 AS Summary 31275 Number of ASes in routing system 13311 Number of ASes announcing only one prefix 4307 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 89676544 Largest address span announced by an AS (/32s) AS27064: DDN-ASNBLK1 - DoD Network Information Center Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. Aggregation is also proposed across non-advertised address space ('holes'). --- 08May09 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 294012 182446 111566 37.9% All ASes AS6389 4307 356 3951 91.7% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS4323 4267 1747 2520 59.1% TWTC - tw telecom holdings, inc. AS209 2564 1147 1417 55.3% ASN-QWEST - Qwest Communications Corporation AS4766 1808 525 1283 71.0% KIXS-AS-KR Korea Telecom AS17488 1573 297 1276 81.1% HATHWAY-NET-AP Hathway IP Over Cable Internet AS4755 1241 146 1095 88.2% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS22773 1056 67 989 93.7% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS8452 1231 251 980 79.6% TEDATA TEDATA AS1785 1755 802 953 54.3% AS-PAETEC-NET - PaeTec Communications, Inc. AS8151 1449 556 893 61.6% Uninet S.A. de C.V. AS19262 991 239 752 75.9% VZGNI-TRANSIT - Verizon Internet Services Inc. AS18566 1062 421 641 60.4% COVAD - Covad Communications Co. AS6478 1398 806 592 42.3% ATT-INTERNET3 - AT&T WorldNet Services AS18101 756 167 589 77.9% RIL-IDC Reliance Infocom Ltd Internet Data Centre, AS11492 1102 535 567 51.5% CABLEONE - CABLE ONE, INC. AS22047 616 99 517 83.9% VTR BANDA ANCHA S.A. AS855 621 110 511 82.3% CANET-ASN-4 - Bell Aliant Regional Communications, Inc. AS4804 574 66 508 88.5% MPX-AS Microplex PTY LTD AS2706 534 42 492 92.1% HKSUPER-HK-AP Pacific Internet (Hong Kong) Limited AS17676 565 81 484 85.7% GIGAINFRA BB TECHNOLOGY Corp. AS17908 616 142 474 76.9% TCISL Tata Communications AS10620 924 451 473 51.2% TV Cable S.A. AS4808 627 166 461 73.5% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS24560 684 234 450 65.8% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS7018 1463 1015 448 30.6% ATT-INTERNET4 - AT&T WorldNet Services AS7545 806 366 440 54.6% TPG-INTERNET-AP TPG Internet Pty Ltd AS9443 527 98 429 81.4% INTERNETPRIMUS-AS-AP Primus Telecommunications AS6517 660 241 419 63.5% RELIANCEGLOBALCOM - Reliance Globalcom Services, Inc AS7011 960 552 408 42.5% FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. AS4668 688 282 406 59.0% LGNET-AS-KR LG CNS Total 37425 12007 25418 67.9% Top 30 total Possible Bogus Routes 24.245.128.0/17 AS11492 CABLEONE - CABLE ONE, INC. 24.246.0.0/17 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.246.128.0/18 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 41.223.112.0/22 AS5713 SAIX-NET 41.223.176.0/22 AS36981 41.223.188.0/24 AS22351 INTELSAT Intelsat Global BGP Routing Policy 41.223.189.0/24 AS26452 BRING-AS - BringCom, Inc. 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 63.140.213.0/24 AS22555 UTC - Universal Talkware Corporation 63.143.251.0/24 AS22555 UTC - Universal Talkware Corporation 64.31.32.0/19 AS11955 SCRR-11955 - Road Runner HoldCo LLC 64.31.59.0/24 AS7017 SCRR-7015 - Road Runner HoldCo LLC 64.31.60.0/24 AS7017 SCRR-7015 - Road Runner HoldCo LLC 64.79.88.0/24 AS26096 LODDEN - Lodden Services 64.79.89.0/24 AS26096 LODDEN - Lodden Services 64.147.64.0/19 AS40156 THEOPT-HOU - The Optimal Link Corporation 66.11.32.0/20 AS6261 VISINET - Visionary Systems, Inc. 66.11.40.0/21 AS6261 VISINET - Visionary Systems, Inc. 66.54.91.0/24 AS30506 BLACKSUN-1 - Blacksun Technologies LLC 66.55.160.0/19 AS29994 66.128.38.0/24 AS15246 Telecomunicaciones Satelitales TelesatS.A. 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.206.32.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.33.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.34.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.35.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.40.0/22 AS174 COGENT Cogent/PSI 66.206.44.0/23 AS174 COGENT Cogent/PSI 66.206.47.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 66.207.32.0/20 AS23011 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 69.71.192.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 80.88.0.0/21 AS33774 DJAWEB 80.88.8.0/22 AS33774 DJAWEB 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 100.100.100.0/30 AS38676 AS33005-AS-KR wizsolution co.,Ltd 109.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 109.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 109.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 110.76.156.0/24 AS45062 CNNIC-FKT-AP FEIKE TECH LIMITED 110.76.157.0/24 AS45062 CNNIC-FKT-AP FEIKE TECH LIMITED 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 121.50.168.0/21 AS9931 CAT-AP The Communication Authoity of Thailand, CAT 122.128.120.0/22 AS38456 PACTEL-AS-AP Pacific Teleports. 137.0.0.0/13 AS27064 DDN-ASNBLK1 - DoD Network Information Center 150.0.2.0/24 AS9730 BHARTITELESONIC-AS-IN-AP Bharti Telesonic Ltd 150.0.3.0/24 AS9730 BHARTITELESONIC-AS-IN-AP Bharti Telesonic Ltd 150.0.11.0/24 AS9730 BHARTITELESONIC-AS-IN-AP Bharti Telesonic Ltd 158.222.5.0/24 AS21580 DIRCON - Direct Connect 158.222.70.0/23 AS6137 SISNA - SISNA, Inc. 158.222.72.0/23 AS6137 SISNA - SISNA, Inc. 158.222.224.0/20 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.224.0/22 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.229.0/24 AS19864 O1COMM - O1 COMMUNICATIONS 163.142.0.0/16 AS2500 WIDE-BB WIDE Project 168.253.0.0/16 AS13649 ASN-VINS - ViaWest 168.253.0.0/21 AS13649 ASN-VINS - ViaWest 172.7.0.0/24 AS28175 172.10.1.0/30 AS18305 POSNET POSDATA Co.,Ltd 178.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 178.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 178.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc 192.9.200.0/24 AS3602 AS3602-RTI - Rogers Telecom Inc. 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.107.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.177.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada 192.96.37.0/24 AS10474 NETACTIVE 192.96.135.0/24 AS2018 TENET-1 192.96.136.0/23 AS2018 TENET-1 192.96.141.0/24 AS2018 TENET-1 192.96.143.0/24 AS2018 TENET-1 192.96.145.0/24 AS2018 TENET-1 192.96.177.0/24 AS6083 POSIX-AFRICA 192.101.45.0/24 AS2905 TICSA-ASN 192.101.46.0/24 AS6503 Avantel, S.A. 192.101.64.0/21 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.70.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.71.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.72.0/24 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.74.0/24 AS1239 SPRINTLINK - Sprint 192.124.248.0/23 AS680 DFN-IP service G-WiN 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 192.132.58.0/24 AS20141 QUALITYTECH-SUW-300 - Quality Technology Services, LLC. 192.133.6.0/24 AS10282 ORANGE-BUSINESS-SERVICES-CEEUR Orange Business Services (formerly Equant) AS for CEEUR 192.153.144.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 192.154.32.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 193.33.148.0/23 AS30890 EVOLVA Evolva Telecom 196.6.108.0/24 AS5713 SAIX-NET 196.10.119.0/24 AS2018 TENET-1 196.10.122.0/23 AS2018 TENET-1 196.10.251.0/24 AS2018 TENET-1 196.10.252.0/23 AS2018 TENET-1 196.10.254.0/24 AS2018 TENET-1 196.13.101.0/24 AS2018 TENET-1 196.13.102.0/23 AS2018 TENET-1 196.13.104.0/24 AS2018 TENET-1 196.13.121.0/24 AS2018 TENET-1 196.13.125.0/24 AS2018 TENET-1 196.13.126.0/24 AS2018 TENET-1 196.13.169.0/24 AS2018 TENET-1 196.13.174.0/23 AS2018 TENET-1 196.13.176.0/21 AS2018 TENET-1 196.13.192.0/22 AS2018 TENET-1 196.13.196.0/24 AS2018 TENET-1 196.202.224.0/21 AS8818 TELE Greenland Autonomous System 198.1.2.0/24 AS4761 INDOSAT-INP-AP INDOSAT Internet Network Provider 198.23.26.0/24 AS4390 BELLATLANTIC-COM - Bell Atlantic, Inc. 198.54.82.0/24 AS2018 TENET-1 198.54.92.0/24 AS2018 TENET-1 198.54.222.0/24 AS2018 TENET-1 198.73.210.0/24 AS21570 ACI-1 - Accelerated Connections Inc. 198.97.72.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.97.96.0/19 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.97.240.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.135.236.0/24 AS4358 XNET - XNet Information Systems, Inc. 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.161.92.0/24 AS6539 GT-BELL - Bell Canada 198.167.0.0/16 AS7456 INTERHOP - Interhop Network SERVICES Inc. 198.168.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 198.169.0.0/16 AS803 SASKTEL - Saskatchewan Telecommunications 198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services 199.5.242.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 199.10.0.0/16 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.19.0.0/24 AS3848 WORLDLINX-2 - WorldLinx Telecommunications, Inc. 199.114.0.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.114.128.0/18 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.114.130.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.131.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.132.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.134.0/24 AS3541 ITSDN-U4 - DoD Network Information Center 199.114.136.0/24 AS27044 DDN-ASNBLK1 - DoD Network Information Center 199.114.138.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.140.0/24 AS3544 ITSDN-U7 - DoD Network Information Center 199.114.142.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.144.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.148.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.150.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.152.0/24 AS27033 DDN-ASNBLK1 - DoD Network Information Center 199.114.153.0/24 AS27034 DDN-ASNBLK1 - DoD Network Information Center 199.114.154.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.114.156.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.114.160.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.121.0.0/16 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.0.0/18 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.16.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.80.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.189.32.0/19 AS7332 IQUEST-AS - IQuest Internet 199.202.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 199.202.216.0/21 AS577 BACOM - Bell Canada 199.246.116.0/24 AS813 UUNET-CANADA - MCI Communications Services, Inc. d/b/a Verizon Business 202.6.176.0/20 AS24316 202.58.113.0/24 AS19161 INNOCOM-TELECOM - INNOCOM TELECOM 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.80.192.0/20 AS2706 HKSUPER-HK-AP Pacific Internet (Hong Kong) Limited 202.86.252.0/22 AS4748 RESOLINK-AS-AP Resources Link Network Limited 202.86.252.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.253.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.254.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.255.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.94.70.0/24 AS2764 AAPT AAPT Limited 202.122.120.0/21 AS17494 BTTB-AS-AP Telecom Operator & Internet Service Provider as well 202.124.195.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.133.70.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.133.73.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.136.254.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.136.255.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.140.160.0/24 AS4841 202.140.161.0/24 AS4841 202.140.162.0/24 AS4841 202.140.163.0/24 AS4841 202.140.164.0/24 AS4841 202.140.165.0/24 AS4841 202.140.166.0/24 AS4841 202.140.167.0/24 AS4841 202.140.168.0/24 AS4841 202.140.169.0/24 AS4841 202.140.170.0/24 AS4841 202.140.171.0/24 AS4841 202.140.172.0/24 AS4841 202.140.173.0/24 AS4841 202.140.174.0/24 AS4841 202.140.175.0/24 AS4841 202.140.180.0/24 AS7540 HKCIX-AS-AP HongKong Commercial Internet Exchange 202.140.181.0/24 AS7540 HKCIX-AS-AP HongKong Commercial Internet Exchange 202.140.182.0/24 AS7540 HKCIX-AS-AP HongKong Commercial Internet Exchange 202.150.227.0/24 AS17727 NAPINFO-AS-AP PT. NAP Info Lintas Nusa 202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. Ltd 203.12.45.0/24 AS4854 NETSPACE-AS-AP Netspace Online Systems 203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet) 203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company 203.89.139.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd. 203.111.192.0/20 AS7473 SINGTEL-AS-AP Singapore Telecommunications Ltd 203.112.111.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.113.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.114.0/24 AS4802 ASN-IINET iiNet Limited 203.112.116.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.117.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.118.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.119.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.120.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.121.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.127.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.128.128.0/19 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd. 203.152.154.0/23 AS9583 SIFY-AS-IN Sify Limited 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.9.218.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.13.140.0/22 AS7270 NET2PHONE - Net2Phone Corp. 204.13.140.0/24 AS7270 NET2PHONE - Net2Phone Corp. 204.13.141.0/24 AS7270 NET2PHONE - Net2Phone Corp. 204.13.142.0/24 AS7270 NET2PHONE - Net2Phone Corp. 204.13.143.0/24 AS7270 NET2PHONE - Net2Phone Corp. 204.13.184.0/23 AS35967 204.13.186.0/23 AS35967 204.13.186.0/24 AS35967 204.13.187.0/24 AS35967 204.19.14.0/23 AS577 BACOM - Bell Canada 204.89.214.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.138.167.0/24 AS18990 AIRBAND-DALLAS - Airband Communications, Inc 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 205.189.134.0/24 AS11814 CYBERSURF - Cybersurf Inc. 205.210.145.0/24 AS11814 CYBERSURF - Cybersurf Inc. 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 207.174.0.0/16 AS13790 INTERNAP-BLK3 - Internap Network Services Corporation 207.174.131.0/24 AS30715 NETRACK - Netrack, Inc. 207.174.132.0/23 AS30715 NETRACK - Netrack, Inc. 207.174.151.0/24 AS11500 PEAKPEAK - Peak to Peak Internet 207.174.152.0/22 AS30715 NETRACK - Netrack, Inc. 207.174.158.0/24 AS11500 PEAKPEAK - Peak to Peak Internet 207.174.177.0/24 AS11500 PEAKPEAK - Peak to Peak Internet 207.174.178.0/24 AS11500 PEAKPEAK - Peak to Peak Internet 207.174.182.0/24 AS29831 FONENET - FONE NET, LLC 207.174.188.0/22 AS30715 NETRACK - Netrack, Inc. 207.174.192.0/24 AS29831 FONENET - FONE NET, LLC 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.54.240.0/21 AS10887 BPSI-AS - BPSI Internet Services 209.74.96.0/19 AS10912 INTERNAP-BLK - Internap Network Services Corporation 209.140.90.0/24 AS14461 NTSL - NET SOLUTIONS 209.141.48.0/22 AS14461 NTSL - NET SOLUTIONS 209.145.192.0/18 AS3043 AMPHIB-AS - Amphibian Media Corporation 209.177.93.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 209.222.5.0/24 AS26699 PSI-CT - Printing For Systems Inc 209.222.6.0/24 AS26699 PSI-CT - Printing For Systems Inc 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 216.37.114.0/23 AS3549 GBLX Global Crossing Ltd. 216.99.20.0/24 AS3356 LEVEL3 Level 3 Communications 216.172.198.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.172.199.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.240.240.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.240.241.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.240.242.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.251.207.0/24 AS1239 SPRINTLINK - Sprint 217.78.71.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.72.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.73.0/24 AS12491 IPPLANET-AS IPPlanet Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

1 0

[routing-wg]Weekly Routing Table Report
by Routing Analysis Role Account 01 May '09

01 May '09

This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. Daily listings are sent to bgp-stats(a)lists.apnic.net For historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 02 May, 2009 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 288051 Prefixes after maximum aggregation: 136022 Deaggregation factor: 2.12 Unique aggregates announced to Internet: 141369 Total ASes present in the Internet Routing Table: 31138 Prefixes per ASN: 9.25 Origin-only ASes present in the Internet Routing Table: 27105 Origin ASes announcing only one prefix: 13215 Transit ASes present in the Internet Routing Table: 4033 Transit-only ASes present in the Internet Routing Table: 92 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 33 Max AS path prepend of ASN (43683) 31 Prefixes from unregistered ASNs in the Routing Table: 469 Unregistered ASNs in the Routing Table: 153 Number of 32-bit ASNs allocated by the RIRs: 139 Prefixes from 32-bit ASNs in the Routing Table: 28 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 194 Number of addresses announced to Internet: 2038219584 Equivalent to 121 /8s, 124 /16s and 195 /24s Percentage of available address space announced: 55.0 Percentage of allocated address space announced: 63.6 Percentage of available address space allocated: 86.4 Percentage of address space in use by end-sites: 76.6 Total number of prefixes smaller than registry allocations: 142557 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 67520 Total APNIC prefixes after maximum aggregation: 24106 APNIC Deaggregation factor: 2.80 Prefixes being announced from the APNIC address blocks: 64190 Unique aggregates announced from the APNIC address blocks: 28896 APNIC Region origin ASes present in the Internet Routing Table: 3608 APNIC Prefixes per ASN: 17.79 APNIC Region origin ASes announcing only one prefix: 973 APNIC Region transit ASes present in the Internet Routing Table: 550 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 412626208 Equivalent to 24 /8s, 152 /16s and 45 /24s Percentage of available APNIC address space announced: 76.9 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 180/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 125338 Total ARIN prefixes after maximum aggregation: 66038 ARIN Deaggregation factor: 1.90 Prefixes being announced from the ARIN address blocks: 94482 Unique aggregates announced from the ARIN address blocks: 36854 ARIN Region origin ASes present in the Internet Routing Table: 12953 ARIN Prefixes per ASN: 7.29 ARIN Region origin ASes announcing only one prefix: 5000 ARIN Region transit ASes present in the Internet Routing Table: 1251 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 428374528 Equivalent to 25 /8s, 136 /16s and 122 /24s Percentage of available ARIN address space announced: 82.4 ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295 ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 66051 Total RIPE prefixes after maximum aggregation: 38227 RIPE Deaggregation factor: 1.73 Prefixes being announced from the RIPE address blocks: 60366 Unique aggregates announced from the RIPE address blocks: 40195 RIPE Region origin ASes present in the Internet Routing Table: 12951 RIPE Prefixes per ASN: 4.66 RIPE Region origin ASes announcing only one prefix: 6792 RIPE Region transit ASes present in the Internet Routing Table: 1950 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 33 Number of RIPE addresses announced to Internet: 393305888 Equivalent to 23 /8s, 113 /16s and 95 /24s Percentage of available RIPE address space announced: 83.7 RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223 RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 23793 Total LACNIC prefixes after maximum aggregation: 5880 LACNIC Deaggregation factor: 4.05 Prefixes being announced from the LACNIC address blocks: 21946 Unique aggregates announced from the LACNIC address blocks: 12120 LACNIC Region origin ASes present in the Internet Routing Table: 1104 LACNIC Prefixes per ASN: 19.88 LACNIC Region origin ASes announcing only one prefix: 360 LACNIC Region transit ASes present in the Internet Routing Table: 182 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 28 Number of LACNIC addresses announced to Internet: 62785280 Equivalent to 3 /8s, 190 /16s and 7 /24s Percentage of available LACNIC address space announced: 62.4 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247 plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 4921 Total AfriNIC prefixes after maximum aggregation: 1428 AfriNIC Deaggregation factor: 3.45 Prefixes being announced from the AfriNIC address blocks: 4582 Unique aggregates announced from the AfriNIC address blocks: 1400 AfriNIC Region origin ASes present in the Internet Routing Table: 293 AfriNIC Prefixes per ASN: 15.64 AfriNIC Region origin ASes announcing only one prefix: 90 AfriNIC Region transit ASes present in the Internet Routing Table: 59 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 11304960 Equivalent to 0 /8s, 172 /16s and 128 /24s Percentage of available AfriNIC address space announced: 33.7 AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 1697 6930 402 Korea Telecom (KIX) 17488 1555 124 98 Hathway IP Over Cable Interne 4755 1238 466 124 TATA Communications formerly 9583 1085 86 536 Sify Limited 4134 898 16676 373 CHINANET-BACKBONE 7545 787 168 107 TPG Internet Pty Ltd 23577 779 34 662 Korea Telecom (ATM-MPLS) 18101 753 217 31 Reliance Infocom Ltd Internet 24560 684 229 175 Bharti Airtel Ltd. 9498 644 295 51 BHARTI BT INTERNET LTD. Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4312 3653 344 bellsouth.net, inc. 209 2627 4151 621 Qwest 4323 1846 1051 376 Time Warner Telecom 1785 1752 717 139 PaeTec Communications, Inc. 20115 1603 1442 724 Charter Communications 7018 1470 5896 1018 AT&T WorldNet Services 6478 1391 308 427 AT&T Worldnet Services 2386 1260 682 909 AT&T Data Communications Serv 3356 1197 10980 452 Level 3 Communications, LLC 11492 1096 192 11 Cable One Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8452 1235 188 7 TEDATA 30890 541 88 200 Evolva Telecom 3292 454 1763 393 TDC Tele Danmark 12479 448 578 6 Uni2 Autonomous System 8866 366 109 23 Bulgarian Telecommunication C 3320 347 7082 298 Deutsche Telekom AG 3215 343 3041 108 France Telecom Transpac 3301 343 1670 307 TeliaNet Sweden 35805 332 24 4 United Telecom of Georgia 29049 321 26 3 AzerSat LLC. Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1442 2847 235 UniNet S.A. de C.V. 10620 905 208 88 TVCABLE BOGOTA 22047 617 302 14 VTR PUNTO NET S.A. 7303 522 270 75 Telecom Argentina Stet-France 11830 516 294 34 Instituto Costarricense de El 11172 443 102 72 Servicios Alestra S.A de C.V 6471 442 96 31 ENTEL CHILE S.A. 28573 423 557 27 NET Servicos de Comunicao S.A 16814 409 31 10 NSS, S.A. 7738 397 794 28 Telecomunicacoes da Bahia S.A Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 859 79 37 LINKdotNET AS number 20858 299 34 4 This AS will be used to conne 3741 277 860 237 The Internet Solution 2018 243 215 143 Tertiary Education Network 6713 159 150 15 Itissalat Al-MAGHRIB 33783 151 10 8 EEPAD TISP TELECOM & INTERNET 29571 139 15 9 Ci Telecom Autonomous system 5536 123 8 9 Internet Egypt Network 5713 115 507 66 Telkom SA Ltd 24835 107 46 9 RAYA Telecom - Egypt Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4312 3653 344 bellsouth.net, inc. 209 2627 4151 621 Qwest 4323 1846 1051 376 Time Warner Telecom 1785 1752 717 139 PaeTec Communications, Inc. 4766 1697 6930 402 Korea Telecom (KIX) 20115 1603 1442 724 Charter Communications 17488 1555 124 98 Hathway IP Over Cable Interne 7018 1470 5896 1018 AT&T WorldNet Services 8151 1442 2847 235 UniNet S.A. de C.V. 6478 1391 308 427 AT&T Worldnet Services Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 209 2627 2006 Qwest 1785 1752 1613 PaeTec Communications, Inc. 4323 1846 1470 Time Warner Telecom 17488 1555 1457 Hathway IP Over Cable Interne 4766 1697 1295 Korea Telecom (KIX) 8452 1235 1228 TEDATA 8151 1442 1207 UniNet S.A. de C.V. 4755 1238 1114 TATA Communications formerly 11492 1096 1085 Cable One 18566 1062 1052 Covad Communications Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.75.116.0/22 10796 ServiceCo LLC - Road Runner 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 41.223.112.0/22 5713 Telkom SA Ltd 41.223.176.0/22 36981 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 26452 Local Communications Networks 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio Complete listing at http://thyme.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:10 /10:20 /11:58 /12:166 /13:336 /14:597 /15:1147 /16:10439 /17:4716 /18:8093 /19:17101 /20:20371 /21:20238 /22:25913 /23:25432 /24:150686 /25:902 /26:1051 /27:540 /28:161 /29:37 /30:10 /31:0 /32:8 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2809 4312 bellsouth.net, inc. 4766 1391 1697 Korea Telecom (KIX) 209 1334 2627 Qwest 17488 1306 1555 Hathway IP Over Cable Interne 8452 1209 1235 TEDATA 1785 1158 1752 PaeTec Communications, Inc. 18566 1043 1062 Covad Communications 11492 1034 1096 Cable One 2386 958 1260 AT&T Data Communications Serv 4323 952 1846 Time Warner Telecom Complete listing at http://thyme.apnic.net/current/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1 4:13 8:197 12:2217 13:6 15:19 16:3 17:4 20:35 24:1051 32:50 38:529 40:97 41:2006 43:1 44:2 47:22 52:4 55:2 56:3 57:25 58:577 59:635 60:459 61:1124 62:1111 63:2049 64:3669 65:2390 66:3619 67:1533 68:721 69:2583 70:533 71:145 72:1649 73:2 74:1482 75:170 76:311 77:829 78:549 79:331 80:973 81:819 82:561 83:422 84:602 85:1052 86:394 87:648 88:356 89:1455 90:47 91:2170 92:335 93:1058 94:1215 95:1145 96:123 97:201 98:465 99:17 109:1 110:89 112:114 113:101 114:230 115:250 116:1163 117:522 118:290 119:687 120:146 121:715 122:1012 123:686 124:972 125:1312 128:222 129:232 130:127 131:416 132:73 133:9 134:183 135:215 136:242 137:153 138:159 139:80 140:441 141:107 142:376 143:348 144:361 145:47 146:373 147:154 148:515 149:236 150:181 151:199 152:147 153:138 154:2 155:273 156:169 157:300 158:115 159:306 160:280 161:133 162:273 163:151 164:484 165:539 166:276 167:361 168:683 169:161 170:472 171:39 172:10 173:277 174:200 178:1 186:9 187:82 188:9 189:336 190:2643 192:5796 193:4226 194:3312 195:2686 196:1059 198:3715 199:3344 200:5424 201:1384 202:7851 203:8193 204:3815 205:2147 206:2426 207:2803 208:3912 209:3381 210:2701 211:1108 212:1514 213:1692 214:71 215:30 216:4636 217:1266 218:367 219:429 220:1211 221:470 222:293 End of report

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[routing-wg]BGP Update Report
by cidr-report＠potaroo.net 01 May '09

01 May '09

BGP Update Report Interval: 30-Mar-09 -to- 30-Apr-09 (32 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS6389 371436 4.1% 85.1 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 2 - AS3130 123394 1.4% 478.3 -- RGNET-3130 RGnet/PSGnet 3 - AS2386 111342 1.2% 85.3 -- INS-AS - AT&T Data Communications Services 4 - AS8452 97850 1.1% 69.2 -- TEDATA TEDATA 5 - AS6478 83258 0.9% 59.5 -- ATT-INTERNET3 - AT&T WorldNet Services 6 - AS17488 77778 0.9% 49.9 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 7 - AS11492 69963 0.8% 56.7 -- CABLEONE - CABLE ONE, INC. 8 - AS29049 67638 0.8% 208.1 -- DELTA-TELECOM-AS Delta Telecom LTD. 9 - AS4323 62131 0.7% 14.4 -- TWTC - tw telecom holdings, inc. 10 - AS7018 60224 0.7% 39.5 -- ATT-INTERNET4 - AT&T WorldNet Services 11 - AS19262 58605 0.7% 59.1 -- VZGNI-TRANSIT - Verizon Internet Services Inc. 12 - AS35805 54928 0.6% 167.5 -- UTG-AS United Telecom AS 13 - AS20115 49616 0.6% 29.5 -- CHARTER-NET-HKY-NC - Charter Communications 14 - AS9829 49466 0.6% 76.6 -- BSNL-NIB National Internet Backbone 15 - AS10796 49370 0.6% 85.0 -- SCRR-10796 - Road Runner HoldCo LLC 16 - AS4755 48369 0.5% 38.6 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 17 - AS8151 44307 0.5% 30.3 -- Uninet S.A. de C.V. 18 - AS21491 42886 0.5% 1383.4 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 19 - AS9498 37662 0.4% 50.4 -- BBIL-AP BHARTI Airtel Ltd. 20 - AS12978 37120 0.4% 206.2 -- DOGAN-ONLINE Dogan Iletisim Elektronik Servis Hizmetleri AS TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS15045 18729 0.2% 6243.0 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 2 - AS46653 15874 0.2% 5291.3 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A. 3 - AS40967 4236 0.1% 4236.0 -- CSF-AS CSF Computersoftware fuer Fachanwendungen GmbH 4 - AS32398 19356 0.2% 3226.0 -- REALNET-ASN-1 5 - AS7717 2763 0.0% 2763.0 -- OPENIXP-AS-ID-AP OpenIXP ASN 6 - AS14223 5285 0.1% 2642.5 -- NYSDOH - New York State Department of Health 7 - AS30423 4076 0.1% 2038.0 -- AMEDI-3-ASN1 - Amedisys, Inc. 8 - AS46328 18132 0.2% 2014.7 -- PTCNEBRASKA - PIERCE TELEPHONE COMPANY, INCORPORATED 9 - AS47640 5467 0.1% 1822.3 -- TRICOMPAS Tricomp Sp. z. o. o. 10 - AS5050 24977 0.3% 1665.1 -- PSC-EXT - Pittsburgh Supercomputing Center 11 - AS13325 11776 0.1% 1472.0 -- STOMI - State of Michigan, DMB-CNOC 12 - AS21491 42886 0.5% 1383.4 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 13 - AS9796 3831 0.0% 1277.0 -- WIPRO Internet Service Providers 14 - AS34321 2274 0.0% 1137.0 -- LDK-AS Institute of strategic marks, Kiev, Ukraine 15 - AS19398 2003 0.0% 1001.5 -- INDENET - Indenet.net 16 - AS17975 8139 0.1% 904.3 -- APT-AP AS# for peering purpose with IX and ISP. 17 - AS5691 10515 0.1% 808.8 -- MITRE-AS-5 - The MITRE Corporation 18 - AS34996 791 0.0% 791.0 -- ANADOLUSIGORTA-AS Anadolu Sigorta AS 19 - AS41492 787 0.0% 787.0 -- EXIMBANK-AS SC Eximbank SA 20 - AS25412 1520 0.0% 760.0 -- CCRTV-AS CCRTV AS Barcelona Spain TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 72.23.246.0/24 24846 0.3% AS5050 -- PSC-EXT - Pittsburgh Supercomputing Center 2 - 41.204.2.0/24 19003 0.2% AS32398 -- REALNET-ASN-1 3 - 199.45.13.0/24 15854 0.2% AS46653 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A. 4 - 192.12.120.0/24 10327 0.1% AS5691 -- MITRE-AS-5 - The MITRE Corporation 6 - 192.35.129.0/24 7976 0.1% AS6629 -- NOAA-AS - NOAA 7 - 198.77.177.0/24 7907 0.1% AS6629 -- NOAA-AS - NOAA 8 - 192.102.88.0/24 7894 0.1% AS6629 -- NOAA-AS - NOAA 9 - 63.103.104.0/22 6486 0.1% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 10 - 63.103.108.0/23 6486 0.1% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 11 - 195.96.69.0/24 6143 0.1% AS8225 -- ASTELIT-MSK-AS Astelit Autonomous System 12 - 63.103.110.0/24 5757 0.1% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC. 13 - 193.201.184.0/21 5649 0.1% AS25546 -- BROOKLANDCOMP-AS Brookland Computer Services 14 - 94.124.16.0/21 5424 0.1% AS47640 -- TRICOMPAS Tricomp Sp. z. o. o. 15 - 123.49.152.0/24 5358 0.1% AS18118 -- CITICNET-AP CITIC Networks Management Co.,Ltd. 16 - 192.135.176.0/24 5268 0.1% AS14223 -- NYSDOH - New York State Department of Health 17 - 202.92.235.0/24 4899 0.1% AS9498 -- BBIL-AP BHARTI Airtel Ltd. 18 - 123.49.144.0/21 4804 0.1% AS18118 -- CITICNET-AP CITIC Networks Management Co.,Ltd. 19 - 205.104.240.0/20 4701 0.1% AS5237 -- DODNIC - DoD Network Information Center AS5839 -- DDN-ASNBLK - DoD Network Information Center 20 - 81.199.18.0/24 4418 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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[routing-wg]The Cidr Report
by cidr-report＠potaroo.net 01 May '09

01 May '09

This report has been generated at Fri May 1 21:14:35 2009 AEST. The report analyses the BGP Routing Table of AS2.0 router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org for a current version of this report. Recent Table History Date Prefixes CIDR Agg 24-04-09 293508 183193 25-04-09 293368 183008 26-04-09 293365 183060 27-04-09 293353 183017 28-04-09 293240 182847 29-04-09 293688 183208 30-04-09 293994 183201 01-05-09 293917 183533 AS Summary 31223 Number of ASes in routing system 13291 Number of ASes announcing only one prefix 4312 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 89676288 Largest address span announced by an AS (/32s) AS27064: DDN-ASNBLK1 - DoD Network Information Center Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. Aggregation is also proposed across non-advertised address space ('holes'). --- 01May09 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 293920 183310 110610 37.6% All ASes AS6389 4312 358 3954 91.7% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS4323 4265 1743 2522 59.1% TWTC - tw telecom holdings, inc. AS209 2631 1159 1472 55.9% ASN-QWEST - Qwest Communications Corporation AS4766 1804 522 1282 71.1% KIXS-AS-KR Korea Telecom AS17488 1555 297 1258 80.9% HATHWAY-NET-AP Hathway IP Over Cable Internet AS4755 1239 146 1093 88.2% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS22773 1049 67 982 93.6% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS8452 1235 323 912 73.8% TEDATA TEDATA AS8151 1446 580 866 59.9% Uninet S.A. de C.V. AS1785 1752 891 861 49.1% AS-PAETEC-NET - PaeTec Communications, Inc. AS19262 990 239 751 75.9% VZGNI-TRANSIT - Verizon Internet Services Inc. AS18566 1062 421 641 60.4% COVAD - Covad Communications Co. AS18101 753 161 592 78.6% RIL-IDC Reliance Infocom Ltd Internet Data Centre, AS6478 1390 803 587 42.2% ATT-INTERNET3 - AT&T WorldNet Services AS11492 1096 538 558 50.9% CABLEONE - CABLE ONE, INC. AS17908 615 76 539 87.6% TCISL Tata Communications AS855 620 97 523 84.4% CANET-ASN-4 - Bell Aliant Regional Communications, Inc. AS22047 617 99 518 84.0% VTR BANDA ANCHA S.A. AS4804 574 66 508 88.5% MPX-AS Microplex PTY LTD AS2706 543 41 502 92.4% HKSUPER-HK-AP Pacific Internet (Hong Kong) Limited AS4808 615 163 452 73.5% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS7018 1468 1017 451 30.7% ATT-INTERNET4 - AT&T WorldNet Services AS24560 684 246 438 64.0% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS9443 525 95 430 81.9% INTERNETPRIMUS-AS-AP Primus Telecommunications AS10620 905 478 427 47.2% TV Cable S.A. AS17676 565 140 425 75.2% GIGAINFRA BB TECHNOLOGY Corp. AS6517 655 237 418 63.8% RELIANCEGLOBALCOM - Reliance Globalcom Services, Inc AS4134 898 485 413 46.0% CHINANET-BACKBONE No.31,Jin-rong Street AS7545 806 396 410 50.9% TPG-INTERNET-AP TPG Internet Pty Ltd AS7011 958 551 407 42.5% FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. Total 37627 12435 25192 67.0% Top 30 total Possible Bogus Routes 24.75.116.0/22 AS10796 SCRR-10796 - Road Runner HoldCo LLC 24.245.128.0/17 AS11492 CABLEONE - CABLE ONE, INC. 24.246.0.0/17 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.246.128.0/18 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 41.223.112.0/22 AS5713 SAIX-NET 41.223.176.0/22 AS36981 41.223.188.0/24 AS22351 INTELSAT Intelsat Global BGP Routing Policy 41.223.189.0/24 AS26452 BRING-AS - BringCom, Inc. 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 63.140.213.0/24 AS22555 UTC - Universal Talkware Corporation 63.143.251.0/24 AS22555 UTC - Universal Talkware Corporation 64.31.32.0/19 AS11955 SCRR-11955 - Road Runner HoldCo LLC 64.31.32.0/22 AS10796 SCRR-10796 - Road Runner HoldCo LLC 64.31.36.0/23 AS10796 SCRR-10796 - Road Runner HoldCo LLC 64.31.38.0/23 AS12262 RR-CINCINNATI-ASN-01 - Road Runner HoldCo LLC 64.31.40.0/23 AS12262 RR-CINCINNATI-ASN-01 - Road Runner HoldCo LLC 64.31.42.0/23 AS10796 SCRR-10796 - Road Runner HoldCo LLC 64.31.44.0/23 AS10796 SCRR-10796 - Road Runner HoldCo LLC 64.31.46.0/24 AS10796 SCRR-10796 - Road Runner HoldCo LLC 64.31.48.0/22 AS11060 NEO-RR-COM - Road Runner HoldCo LLC 64.31.53.0/24 AS10796 SCRR-10796 - Road Runner HoldCo LLC 64.31.55.0/24 AS10796 SCRR-10796 - Road Runner HoldCo LLC 64.31.59.0/24 AS7017 SCRR-7015 - Road Runner HoldCo LLC 64.31.60.0/24 AS7017 SCRR-7015 - Road Runner HoldCo LLC 64.79.88.0/24 AS26096 LODDEN - Lodden Services 64.79.89.0/24 AS26096 LODDEN - Lodden Services 64.147.64.0/19 AS40156 THEOPT-HOU - The Optimal Link Corporation 66.11.32.0/20 AS6261 VISINET - Visionary Systems, Inc. 66.11.40.0/21 AS6261 VISINET - Visionary Systems, Inc. 66.54.91.0/24 AS30506 BLACKSUN-1 - Blacksun Technologies LLC 66.55.160.0/19 AS29994 66.128.38.0/24 AS15246 Telecomunicaciones Satelitales TelesatS.A. 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.206.32.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.33.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.34.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.35.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.40.0/22 AS174 COGENT Cogent/PSI 66.206.44.0/23 AS174 COGENT Cogent/PSI 66.206.47.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 66.207.32.0/20 AS23011 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 69.71.192.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 80.88.0.0/21 AS33774 DJAWEB 80.88.8.0/22 AS33774 DJAWEB 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 98.96.0.0/13 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 100.100.100.0/30 AS38676 AS33005-AS-KR wizsolution co.,Ltd 109.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 109.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 109.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 110.76.156.0/24 AS45062 CNNIC-FKT-AP FEIKE TECH LIMITED 110.76.157.0/24 AS45062 CNNIC-FKT-AP FEIKE TECH LIMITED 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 121.50.168.0/21 AS9931 CAT-AP The Communication Authoity of Thailand, CAT 122.128.120.0/22 AS38456 PACTEL-AS-AP Pacific Teleports. 137.0.0.0/13 AS27064 DDN-ASNBLK1 - DoD Network Information Center 150.0.2.0/24 AS9730 BHARTITELESONIC-AS-IN-AP Bharti Telesonic Ltd 150.0.3.0/24 AS9730 BHARTITELESONIC-AS-IN-AP Bharti Telesonic Ltd 150.0.11.0/24 AS9730 BHARTITELESONIC-AS-IN-AP Bharti Telesonic Ltd 158.222.5.0/24 AS21580 DIRCON - Direct Connect 158.222.70.0/23 AS6137 SISNA - SISNA, Inc. 158.222.72.0/23 AS6137 SISNA - SISNA, Inc. 158.222.224.0/20 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.224.0/22 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.229.0/24 AS19864 O1COMM - O1 COMMUNICATIONS 163.142.0.0/16 AS2500 WIDE-BB WIDE Project 168.253.0.0/16 AS13649 ASN-VINS - ViaWest 168.253.0.0/21 AS13649 ASN-VINS - ViaWest 172.7.0.0/24 AS28175 172.10.1.0/30 AS18305 POSNET POSDATA Co.,Ltd 178.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 178.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 178.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc 192.9.200.0/24 AS3602 AS3602-RTI - Rogers Telecom Inc. 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.107.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.177.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada 192.96.37.0/24 AS10474 NETACTIVE 192.96.135.0/24 AS2018 TENET-1 192.96.136.0/23 AS2018 TENET-1 192.96.141.0/24 AS2018 TENET-1 192.96.143.0/24 AS2018 TENET-1 192.96.145.0/24 AS2018 TENET-1 192.96.177.0/24 AS6083 POSIX-AFRICA 192.101.45.0/24 AS2905 TICSA-ASN 192.101.46.0/24 AS6503 Avantel, S.A. 192.101.64.0/21 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.70.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.71.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.72.0/24 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.74.0/24 AS1239 SPRINTLINK - Sprint 192.124.248.0/23 AS680 DFN-IP service G-WiN 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 192.132.58.0/24 AS20141 QUALITYTECH-SUW-300 - Quality Technology Services, LLC. 192.133.6.0/24 AS10282 ORANGE-BUSINESS-SERVICES-CEEUR Orange Business Services (formerly Equant) AS for CEEUR 192.153.144.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 192.154.32.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 196.6.108.0/24 AS5713 SAIX-NET 196.10.119.0/24 AS2018 TENET-1 196.10.122.0/23 AS2018 TENET-1 196.10.251.0/24 AS2018 TENET-1 196.10.252.0/23 AS2018 TENET-1 196.10.254.0/24 AS2018 TENET-1 196.13.101.0/24 AS2018 TENET-1 196.13.102.0/23 AS2018 TENET-1 196.13.104.0/24 AS2018 TENET-1 196.13.121.0/24 AS2018 TENET-1 196.13.125.0/24 AS2018 TENET-1 196.13.126.0/24 AS2018 TENET-1 196.13.169.0/24 AS2018 TENET-1 196.13.174.0/23 AS2018 TENET-1 196.13.176.0/21 AS2018 TENET-1 196.13.192.0/22 AS2018 TENET-1 196.13.196.0/24 AS2018 TENET-1 196.202.224.0/21 AS8818 TELE Greenland Autonomous System 198.1.2.0/24 AS4761 INDOSAT-INP-AP INDOSAT Internet Network Provider 198.23.26.0/24 AS4390 BELLATLANTIC-COM - Bell Atlantic, Inc. 198.54.82.0/24 AS2018 TENET-1 198.54.92.0/24 AS2018 TENET-1 198.54.222.0/24 AS2018 TENET-1 198.73.210.0/24 AS21570 ACI-1 - Accelerated Connections Inc. 198.97.72.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.97.96.0/19 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.97.240.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.135.236.0/24 AS4358 XNET - XNet Information Systems, Inc. 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.161.92.0/24 AS6539 GT-BELL - Bell Canada 198.167.0.0/16 AS7456 INTERHOP - Interhop Network SERVICES Inc. 198.168.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 198.169.0.0/16 AS803 SASKTEL - Saskatchewan Telecommunications 198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services 199.5.242.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 199.10.0.0/16 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.19.0.0/24 AS3848 WORLDLINX-2 - WorldLinx Telecommunications, Inc. 199.114.0.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.114.128.0/18 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.114.130.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.131.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.132.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.134.0/24 AS3541 ITSDN-U4 - DoD Network Information Center 199.114.136.0/24 AS27044 DDN-ASNBLK1 - DoD Network Information Center 199.114.138.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.140.0/24 AS3544 ITSDN-U7 - DoD Network Information Center 199.114.142.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.144.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.148.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.150.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.152.0/24 AS27033 DDN-ASNBLK1 - DoD Network Information Center 199.114.153.0/24 AS27034 DDN-ASNBLK1 - DoD Network Information Center 199.114.154.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.114.156.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.114.160.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.121.0.0/16 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.0.0/18 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.16.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.80.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.189.32.0/19 AS7332 IQUEST-AS - IQuest Internet 199.202.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 199.202.216.0/21 AS577 BACOM - Bell Canada 199.246.116.0/24 AS813 UUNET-CANADA - MCI Communications Services, Inc. d/b/a Verizon Business 202.6.176.0/20 AS24316 202.58.113.0/24 AS19161 INNOCOM-TELECOM - INNOCOM TELECOM 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.80.192.0/20 AS2706 HKSUPER-HK-AP Pacific Internet (Hong Kong) Limited 202.86.252.0/22 AS4748 RESOLINK-AS-AP Resources Link Network Limited 202.86.252.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.253.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.254.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.255.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.94.70.0/24 AS2764 AAPT AAPT Limited 202.122.120.0/21 AS17494 BTTB-AS-AP Telecom Operator & Internet Service Provider as well 202.124.195.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.133.70.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.133.73.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.136.254.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.136.255.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.140.160.0/24 AS4841 202.140.161.0/24 AS4841 202.140.162.0/24 AS4841 202.140.163.0/24 AS4841 202.140.164.0/24 AS4841 202.140.165.0/24 AS4841 202.140.166.0/24 AS4841 202.140.167.0/24 AS4841 202.140.168.0/24 AS4841 202.140.169.0/24 AS4841 202.140.170.0/24 AS4841 202.140.171.0/24 AS4841 202.140.172.0/24 AS4841 202.140.173.0/24 AS4841 202.140.174.0/24 AS4841 202.140.175.0/24 AS4841 202.140.180.0/24 AS7540 HKCIX-AS-AP HongKong Commercial Internet Exchange 202.140.181.0/24 AS7540 HKCIX-AS-AP HongKong Commercial Internet Exchange 202.140.182.0/24 AS7540 HKCIX-AS-AP HongKong Commercial Internet Exchange 202.150.227.0/24 AS17727 NAPINFO-AS-AP PT. NAP Info Lintas Nusa 202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. Ltd 203.12.45.0/24 AS4854 NETSPACE-AS-AP Netspace Online Systems 203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet) 203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company 203.89.139.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd. 203.111.192.0/20 AS7473 SINGTEL-AS-AP Singapore Telecommunications Ltd 203.112.111.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.113.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.114.0/24 AS4802 ASN-IINET iiNet Limited 203.112.116.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.117.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.118.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.119.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.120.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.121.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.127.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.128.128.0/19 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd. 203.152.154.0/23 AS9583 SIFY-AS-IN Sify Limited 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.9.218.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.13.140.0/22 AS7270 NET2PHONE - Net2Phone Corp. 204.13.140.0/24 AS7270 NET2PHONE - Net2Phone Corp. 204.13.141.0/24 AS7270 NET2PHONE - Net2Phone Corp. 204.13.142.0/24 AS7270 NET2PHONE - Net2Phone Corp. 204.13.143.0/24 AS7270 NET2PHONE - Net2Phone Corp. 204.13.184.0/23 AS35967 204.13.186.0/23 AS35967 204.13.186.0/24 AS35967 204.13.187.0/24 AS35967 204.19.14.0/23 AS577 BACOM - Bell Canada 204.89.214.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.138.167.0/24 AS18990 AIRBAND-DALLAS - Airband Communications, Inc 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 205.189.134.0/24 AS11814 CYBERSURF - Cybersurf Inc. 205.210.145.0/24 AS11814 CYBERSURF - Cybersurf Inc. 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 207.174.0.0/16 AS13790 INTERNAP-BLK3 - Internap Network Services Corporation 207.174.131.0/24 AS30715 NETRACK - Netrack, Inc. 207.174.132.0/23 AS30715 NETRACK - Netrack, Inc. 207.174.151.0/24 AS11500 PEAKPEAK - Peak to Peak Internet 207.174.152.0/22 AS30715 NETRACK - Netrack, Inc. 207.174.158.0/24 AS11500 PEAKPEAK - Peak to Peak Internet 207.174.177.0/24 AS11500 PEAKPEAK - Peak to Peak Internet 207.174.178.0/24 AS11500 PEAKPEAK - Peak to Peak Internet 207.174.182.0/24 AS29831 FONENET - FONE NET, LLC 207.174.188.0/22 AS30715 NETRACK - Netrack, Inc. 207.174.192.0/24 AS29831 FONENET - FONE NET, LLC 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.54.240.0/21 AS10887 BPSI-AS - BPSI Internet Services 209.74.96.0/19 AS10912 INTERNAP-BLK - Internap Network Services Corporation 209.140.90.0/24 AS14461 NTSL - NET SOLUTIONS 209.141.48.0/22 AS14461 NTSL - NET SOLUTIONS 209.145.192.0/18 AS3043 AMPHIB-AS - Amphibian Media Corporation 209.177.93.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 209.222.5.0/24 AS26699 PSI-CT - Printing For Systems Inc 209.222.6.0/24 AS26699 PSI-CT - Printing For Systems Inc 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 216.37.114.0/23 AS3549 GBLX Global Crossing Ltd. 216.99.20.0/24 AS6395 LVLT-6395 - Level 3 Communications, Inc. 216.172.198.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.172.199.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.240.240.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.240.241.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.240.242.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.251.207.0/24 AS1239 SPRINTLINK - Sprint 217.78.71.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.72.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.73.0/24 AS12491 IPPLANET-AS IPPlanet Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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[routing-wg]Weekly Routing Table Report
by Routing Analysis Role Account 24 Apr '09

24 Apr '09

This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. Daily listings are sent to bgp-stats(a)lists.apnic.net For historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 25 Apr, 2009 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 286265 Prefixes after maximum aggregation: 135384 Deaggregation factor: 2.11 Unique aggregates announced to Internet: 141034 Total ASes present in the Internet Routing Table: 31102 Prefixes per ASN: 9.20 Origin-only ASes present in the Internet Routing Table: 27064 Origin ASes announcing only one prefix: 13174 Transit ASes present in the Internet Routing Table: 4038 Transit-only ASes present in the Internet Routing Table: 94 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 33 Max AS path prepend of ASN (43683) 31 Prefixes from unregistered ASNs in the Routing Table: 456 Unregistered ASNs in the Routing Table: 152 Number of 32-bit ASNs allocated by the RIRs: 141 Prefixes from 32-bit ASNs in the Routing Table: 25 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 208 Number of addresses announced to Internet: 2035527744 Equivalent to 121 /8s, 83 /16s and 176 /24s Percentage of available address space announced: 54.9 Percentage of allocated address space announced: 64.2 Percentage of available address space allocated: 85.5 Percentage of address space in use by end-sites: 76.5 Total number of prefixes smaller than registry allocations: 141104 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 66477 Total APNIC prefixes after maximum aggregation: 23664 APNIC Deaggregation factor: 2.81 Prefixes being announced from the APNIC address blocks: 63236 Unique aggregates announced from the APNIC address blocks: 28895 APNIC Region origin ASes present in the Internet Routing Table: 3607 APNIC Prefixes per ASN: 17.53 APNIC Region origin ASes announcing only one prefix: 974 APNIC Region transit ASes present in the Internet Routing Table: 548 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 411598112 Equivalent to 24 /8s, 136 /16s and 125 /24s Percentage of available APNIC address space announced: 81.8 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 124769 Total ARIN prefixes after maximum aggregation: 65935 ARIN Deaggregation factor: 1.89 Prefixes being announced from the ARIN address blocks: 93936 Unique aggregates announced from the ARIN address blocks: 36650 ARIN Region origin ASes present in the Internet Routing Table: 12944 ARIN Prefixes per ASN: 7.26 ARIN Region origin ASes announcing only one prefix: 4998 ARIN Region transit ASes present in the Internet Routing Table: 1253 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 427360000 Equivalent to 25 /8s, 120 /16s and 255 /24s Percentage of available ARIN address space announced: 82.2 ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295 ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 65947 Total RIPE prefixes after maximum aggregation: 38185 RIPE Deaggregation factor: 1.73 Prefixes being announced from the RIPE address blocks: 60269 Unique aggregates announced from the RIPE address blocks: 40136 RIPE Region origin ASes present in the Internet Routing Table: 12930 RIPE Prefixes per ASN: 4.66 RIPE Region origin ASes announcing only one prefix: 6763 RIPE Region transit ASes present in the Internet Routing Table: 1952 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 33 Number of RIPE addresses announced to Internet: 393057312 Equivalent to 23 /8s, 109 /16s and 148 /24s Percentage of available RIPE address space announced: 83.7 RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223 RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 23764 Total LACNIC prefixes after maximum aggregation: 5853 LACNIC Deaggregation factor: 4.06 Prefixes being announced from the LACNIC address blocks: 21917 Unique aggregates announced from the LACNIC address blocks: 12078 LACNIC Region origin ASes present in the Internet Routing Table: 1095 LACNIC Prefixes per ASN: 20.02 LACNIC Region origin ASes announcing only one prefix: 350 LACNIC Region transit ASes present in the Internet Routing Table: 181 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 28 Number of LACNIC addresses announced to Internet: 62481664 Equivalent to 3 /8s, 185 /16s and 101 /24s Percentage of available LACNIC address space announced: 62.1 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247 plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 4885 Total AfriNIC prefixes after maximum aggregation: 1406 AfriNIC Deaggregation factor: 3.47 Prefixes being announced from the AfriNIC address blocks: 4578 Unique aggregates announced from the AfriNIC address blocks: 1394 AfriNIC Region origin ASes present in the Internet Routing Table: 292 AfriNIC Prefixes per ASN: 15.68 AfriNIC Region origin ASes announcing only one prefix: 89 AfriNIC Region transit ASes present in the Internet Routing Table: 59 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 11293696 Equivalent to 0 /8s, 172 /16s and 84 /24s Percentage of available AfriNIC address space announced: 33.7 AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 1694 6930 401 Korea Telecom (KIX) 17488 1553 124 98 Hathway IP Over Cable Interne 4755 1229 432 176 TATA Communications formerly 9583 1090 87 539 Sify Limited 4134 896 16580 371 CHINANET-BACKBONE 7545 788 168 107 TPG Internet Pty Ltd 18101 751 217 31 Reliance Infocom Ltd Internet 24560 682 228 174 Bharti Airtel Ltd. 9498 675 297 53 BHARTI BT INTERNET LTD. 9829 634 495 21 BSNL National Internet Backbo Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4314 3669 346 bellsouth.net, inc. 209 2648 4151 624 Qwest 4323 1837 1051 375 Time Warner Telecom 1785 1752 717 139 PaeTec Communications, Inc. 20115 1616 1439 719 Charter Communications 7018 1479 5897 1015 AT&T WorldNet Services 6478 1368 305 454 AT&T Worldnet Services 2386 1255 681 905 AT&T Data Communications Serv 3356 1194 10980 454 Level 3 Communications, LLC 11492 1163 192 11 Cable One Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8452 1248 188 7 TEDATA 30890 539 88 198 SC Kappa Invexim SRL 3292 452 1764 390 TDC Tele Danmark 12479 447 578 6 Uni2 Autonomous System 3301 343 1670 307 TeliaNet Sweden 3320 342 7080 293 Deutsche Telekom AG 3215 340 3025 108 France Telecom Transpac 8866 337 109 22 Bulgarian Telecommunication C 35805 324 24 4 United Telecom of Georgia 29049 319 26 3 AzerSat LLC. Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1450 2848 233 UniNet S.A. de C.V. 10620 889 198 97 TVCABLE BOGOTA 22047 615 302 14 VTR PUNTO NET S.A. 7303 521 270 74 Telecom Argentina Stet-France 11830 516 294 34 Instituto Costarricense de El 16814 461 31 10 NSS, S.A. 6471 442 96 31 ENTEL CHILE S.A. 11172 410 102 72 Servicios Alestra S.A de C.V 28573 405 536 26 NET Servicos de Comunicao S.A 7738 397 794 28 Telecomunicacoes da Bahia S.A Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 855 78 35 LINKdotNET AS number 20858 297 34 4 This AS will be used to conne 3741 277 860 237 The Internet Solution 2018 243 215 143 Tertiary Education Network 6713 159 150 15 Itissalat Al-MAGHRIB 33783 151 10 8 EEPAD TISP TELECOM & INTERNET 29571 138 15 9 Ci Telecom Autonomous system 5536 123 8 9 Internet Egypt Network 5713 115 507 66 Telkom SA Ltd 33776 107 6 3 Starcomms Nigeria Limited Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4314 3669 346 bellsouth.net, inc. 209 2648 4151 624 Qwest 4323 1837 1051 375 Time Warner Telecom 1785 1752 717 139 PaeTec Communications, Inc. 4766 1694 6930 401 Korea Telecom (KIX) 20115 1616 1439 719 Charter Communications 17488 1553 124 98 Hathway IP Over Cable Interne 7018 1479 5897 1015 AT&T WorldNet Services 8151 1450 2848 233 UniNet S.A. de C.V. 6478 1368 305 454 AT&T Worldnet Services Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 209 2648 2024 Qwest 1785 1752 1613 PaeTec Communications, Inc. 4323 1837 1462 Time Warner Telecom 17488 1553 1455 Hathway IP Over Cable Interne 4766 1694 1293 Korea Telecom (KIX) 8452 1248 1241 TEDATA 8151 1450 1217 UniNet S.A. de C.V. 11492 1163 1152 Cable One 4755 1229 1053 TATA Communications formerly 18566 1059 1049 Covad Communications Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.75.116.0/22 10796 ServiceCo LLC - Road Runner 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 41.223.112.0/22 5713 Telkom SA Ltd 41.223.176.0/22 36981 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 26452 Local Communications Networks 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio Complete listing at http://thyme.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:10 /10:20 /11:58 /12:166 /13:335 /14:595 /15:1147 /16:10427 /17:4694 /18:8086 /19:17057 /20:20310 /21:20145 /22:25752 /23:25374 /24:149930 /25:726 /26:848 /27:350 /28:161 /29:37 /30:10 /31:0 /32:8 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2812 4314 bellsouth.net, inc. 4766 1391 1694 Korea Telecom (KIX) 209 1353 2648 Qwest 17488 1304 1553 Hathway IP Over Cable Interne 8452 1227 1248 TEDATA 1785 1158 1752 PaeTec Communications, Inc. 11492 1107 1163 Cable One 18566 1040 1059 Covad Communications 2386 954 1255 AT&T Data Communications Serv 4323 951 1837 Time Warner Telecom Complete listing at http://thyme.apnic.net/current/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:13 8:200 12:2223 13:3 15:19 16:3 17:4 20:35 24:1076 32:50 38:523 40:97 41:2012 43:1 44:2 47:22 52:3 55:2 56:3 57:25 58:573 59:629 60:460 61:1114 62:1106 63:2034 64:3663 65:2394 66:3599 67:1514 68:719 69:2577 70:534 71:134 72:1652 73:2 74:1494 75:168 76:306 77:847 78:555 79:311 80:979 81:815 82:543 83:423 84:606 85:1059 86:394 87:635 88:357 89:1454 90:47 91:2161 92:350 93:1125 94:1189 95:1041 96:120 97:189 98:214 99:17 109:1 110:58 112:108 113:100 114:224 115:249 116:1159 117:515 118:293 119:668 120:143 121:704 122:1011 123:673 124:970 125:1311 128:224 129:231 130:127 131:417 132:73 133:9 134:185 135:214 136:242 137:151 138:149 139:79 140:424 141:107 142:376 143:335 144:357 145:45 146:372 147:154 148:519 149:236 150:181 151:198 152:151 153:138 154:2 155:271 156:169 157:298 158:126 159:304 160:282 161:133 162:274 163:149 164:482 165:537 166:267 167:357 168:687 169:163 170:472 171:38 172:10 173:271 174:186 178:1 186:8 187:76 188:9 189:333 190:2712 192:5797 193:4227 194:3309 195:2691 196:1055 198:3715 199:3321 200:5437 201:1347 202:7853 203:8163 204:3807 205:2150 206:2407 207:2806 208:3881 209:3390 210:2646 211:1100 212:1527 213:1713 214:71 215:30 216:4572 217:1260 218:361 219:420 220:1208 221:453 222:296 End of report

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