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@lists.apnic.net For a graphical representation, please see http://www.apnic.net/stats/bgp. If you have any comments please contact Philip Smith <pfs@cisco.com>. Routing Table Report 20:00 +10GMT Fri 22 Nov, 2002 Analysis Summary ---------------- BGP routing table entries examined: 119138 Prefixes after maximum aggregation: 75374 Unique aggregates announced to Internet: 56423 Total ASes present in the Internet Routing Table: 14124 Origin-only ASes present in the Internet Routing Table: 12228 Origin ASes announcing only one prefix: 5533 Transit ASes present in the Internet Routing Table: 1896 Transit-only ASes present in the Internet Routing Table: 68 Average AS path length visible in the Internet Routing Table: 5.4 Max AS path length visible: 23 Illegal AS announcements present in the Routing Table: 2 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from the IANA Reserved Address blocks: 36 Number of addresses announced to Internet: 1184257757 Equivalent to 70 /8s, 150 /16s and 86 /24s Percentage of available address space announced: 32.0 Percentage of allocated address space announced: 58.6 Percentage of available address space allocated: 54.6 Total number of prefixes smaller than registry allocations: 50279 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 19278 Total APNIC prefixes after maximum aggregation: 11465 Prefixes being announced from the APNIC address blocks: 17812 Unique aggregates announced from the APNIC address blocks: 11208 APNIC Region origin ASes present in the Internet Routing Table: 1649 APNIC Region origin ASes announcing only one prefix: 526 APNIC Region transit ASes present in the Internet Routing Table: 289 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 13 Number of APNIC addresses announced to Internet: 100592288 Equivalent to 5 /8s, 254 /16s and 234 /24s Percentage of available APNIC address space announced: 66.2 APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239 17408 - 18431, 23552 - 24575 APNIC Address Blocks 61/8, 202/7, 210/7, 218/7 and 220/7 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 74894 Total ARIN prefixes after maximum aggregation: 46769 Prefixes being announced from the ARIN address blocks: 52411 Unique aggregates announced from the ARIN address blocks: 15646 ARIN Region origin ASes present in the Internet Routing Table: 7928 ARIN Region origin ASes announcing only one prefix: 2666 ARIN Region transit ASes present in the Internet Routing Table: 756 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 183617504 Equivalent to 10 /8s, 241 /16s and 199 /24s Percentage of available ARIN address space announced: 68.4 ARIN AS Blocks 1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106 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 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 199/8, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 20089 Total RIPE prefixes after maximum aggregation: 15043 Prefixes being announced from the RIPE address blocks: 16743 Unique aggregates announced from the RIPE address blocks: 11119 RIPE Region origin ASes present in the Internet Routing Table: 4160 RIPE Region origin ASes announcing only one prefix: 2260 RIPE Region transit ASes present in the Internet Routing Table: 772 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 14 Number of RIPE addresses announced to Internet: 119938624 Equivalent to 7 /8s, 38 /16s and 30 /24s Percentage of available RIPE address space announced: 79.4 RIPE AS Blocks 1877 - 1901, 2043, 2047, 2107 - 2136, 2585 - 2614 2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631 6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383 20480 - 21503, 24576 - 25599 RIPE Address Blocks 62/8, 80/7, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 4877 Total LACNIC prefixes after maximum aggregation: 2097 Prefixes being announced from the LACNIC address blocks: 4245 Unique aggregates announced from the LACNIC address blocks: 2746 LACNIC Region origin ASes present in the Internet Routing Table: 319 LACNIC Region origin ASes announcing only one prefix: 81 LACNIC Region transit ASes present in the Internet Routing Table: 67 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 16 Number of LACNIC addresses announced to Internet: 11728384 Equivalent to 0 /8s, 178 /16s and 246 /24s Percentage of available LACNIC address space announced: 69.9 LACNIC AS Blocks 26592 - 26623, 27648 - 28671 LACNIC Address Blocks 200/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 1221 1177 1184 852 Telstra Pty Ltd 703 392 363 309 UUNET 2907 351 1767 330 SINET Japan 2764 339 341 307 connect.com.au pty ltd 17557 307 22 122 Pakistan Telecom 7474 303 279 202 Optus Communications Pty Ltd 4134 298 2351 100 Data Communications Bureau 4755 275 137 72 Videsh Sanchar Nigam Ltd. Aut 4814 247 79 15 China Telecom (Group) 4766 236 1807 152 Korea Internet Exchange for " 17676 229 3554 29 XTAGE CORPORATION 9443 183 57 72 Primus Telecommunications 9583 173 33 11 Satyam Infoway Ltd., 4515 144 102 76 Star Internet Services Ltd. 9768 134 385 73 Korea Telecom 4716 130 724 124 TTnet 9800 126 189 28 CHINA UNICOM 7657 125 24 90 The Internet Group Limited 4739 120 56 110 Commerical Internet eXchange 4621 118 11 67 UNINET-TH ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 3908 2110 1668 510 Supernet, Inc. 701 1744 9039 1248 UUNET Technologies, Inc. 7018 1366 7174 949 AT&T 1239 911 3170 658 Sprint 7843 666 389 278 Adelphia Corp. 852 665 1147 466 Telus Advanced Communications 1 658 8090 438 GENUITY 209 592 2048 337 Qwest 7046 586 861 284 UUNET Technologies, Inc. 19029 570 127 28 New Edge Networks 4323 525 455 167 Time Warner Communications, I 690 507 74 319 Merit Network 7066 489 204 257 Virginia Polytechnic Institut 6197 440 235 201 BellSouth Network Solutions, 705 437 134 197 UUNET Technologies, Inc. 3561 422 2283 360 Cable & Wireless USA 6198 410 176 197 BellSouth Network Solutions, 3549 406 743 292 Global Crossing 4355 403 313 118 EarthLink, Inc. 2548 390 1036 240 Business Internet, Inc. RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 822 2330 688 UUNET - Commercial IP service 3301 382 1164 337 TeliaNet Sweden 3215 312 789 172 France Telecom Transpac 3320 245 1964 221 Deutsche Telekom AG 680 237 2150 234 DFN-IP service G-WiN 1257 213 416 203 SWIPnet Swedish IP Network 5515 210 783 175 Sonera Solution Autonomous Sy 719 190 306 129 LANLINK autonomous system 5400 182 79 103 BT Ignite European Backbone 786 176 1873 176 The JANET IP Service 2856 176 1304 134 BTnet UK Regional network 8708 154 41 147 Romania Data Systems S.A. 3303 144 517 143 Swisscom Ltd 20858 138 17 4 This AS will be used to conne 12302 123 18 30 MobiFon S.A. 3246 119 375 116 Song Networks 8220 118 173 110 COLT Internet - International 3269 111 752 63 TELECOM ITALIA 3233 106 10 8 RNC - Romanian Natioanal R&D 2874 102 85 39 Global One Services AB LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 267 114 57 ImpSat USA, Inc. 8151 212 347 113 UniNet S.A. de C.V. 7303 184 28 47 Telecom Argentina Stet-France 11172 167 88 34 Servicios Alestra S.A de C.V 6503 155 175 110 AVANTEL, S.A. 13999 127 36 8 Mega Cable S.A. de C.V. 16814 106 7 12 NSS, S.A. 10620 97 6 33 TVCABLE BOGOTA 11340 79 2 30 Red Universitaria Nacional 15311 74 27 37 Telefonica Empresas 1916 73 409 40 Fundacao de Amparo a Pesquisa 4270 71 18 10 Red de Interconexion Universi 6535 71 4 15 Chilesat Servicios Empresari 11992 67 7 29 Integrated Systems 6147 66 57 23 Telefonica Del Peru 4926 63 4 51 Telintar S.A. 7984 63 11 40 Global One Colombia 8065 60 6 15 Empresas Publicas de Medellin 15034 60 5 33 TIBA SA 7927 56 5 39 Global One Venezuela Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 19029 570 542 New Edge Networks 701 1744 496 UUNET Technologies, Inc. 7018 1366 417 AT&T 7843 666 388 Adelphia Corp. 18566 367 362 Covad Communications 4323 525 358 Time Warner Communications, I 1221 1177 325 Telstra Pty Ltd 1580 316 303 ANOSCEUR 7046 586 302 UUNET Technologies, Inc. 4151 347 288 USDA 6347 361 287 SAVVIS Communications Corpora 4355 403 285 EarthLink, Inc. 11492 266 257 Cable One 209 592 255 Qwest 22927 275 255 TELEFONICA DE ARGENTINA 1239 911 253 Sprint 705 437 240 UUNET Technologies, Inc. 6197 440 239 BellSouth Network Solutions, 376 342 238 Reseau Interordinateurs Scien 7066 489 232 Virginia Polytechnic Institut List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 1877 UNALLOCATED 192.108.199.0/24 1880 Stupi, house man's p 5757 UNALLOCATED 207.19.224.0/24 701 UUNET Technologies, Advertised Unregistered Addresses --------------------------------- Network Origin AS Description 39.0.0.0/8 4554 Exchange Point Blocks 132.0.0.0/10 568 DISO-UNRRA 134.137.0.0/16 7170 AT&T Government Markets 135.0.0.0/13 10455 Lucent Technologies 137.0.0.0/13 568 DISO-UNRRA 138.94.0.0/16 1 GENUITY 156.108.0.0/16 14041 Colorado State University / A 158.0.0.0/13 568 DISO-UNRRA 164.233.0.0/16 6020 DISA NETWORK SERVICES 164.236.0.0/16 568 DISO-UNRRA 192.31.242.0/24 771 NASA Ames Research Center 192.44.0.0/19 702 UUNET - Commercial IP service 192.72.0.0/18 4780 Digital United Inc. 192.72.0.0/16 4780 Digital United Inc. 192.83.16.0/20 5515 Sonera Solution Autonomous Sy 192.83.32.0/19 5515 Sonera Solution Autonomous Sy 192.83.96.0/22 5515 Sonera Solution Autonomous Sy 192.83.100.0/24 5515 Sonera Solution Autonomous Sy 192.91.198.0/24 2568 CTS Network Services 192.119.135.0/24 270 NASA 192.135.50.0/24 7018 AT&T 192.136.79.0/24 719 LANLINK autonomous system 192.136.86.0/24 719 LANLINK autonomous system 192.136.87.0/24 719 LANLINK autonomous system 192.136.88.0/24 719 LANLINK autonomous system 192.136.136.0/24 7046 UUNET Technologies, Inc. 192.136.136.0/22 568 DISO-UNRRA 192.139.62.0/24 6539 GT Group Telecom Services Cor 192.140.0.0/16 5511 France Telecom 192.153.136.0/21 568 DISO-UNRRA 192.156.0.0/19 568 DISO-UNRRA 192.156.164.0/24 19548 Adelphia Business Solutions 192.172.0.0/19 568 DISO-UNRRA 192.208.29.0/24 3908 Supernet, Inc. 192.208.30.0/23 3908 Supernet, Inc. 192.243.36.0/23 2044 AUSNet, Inc. Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:17 /9:3 /10:8 /11:11 /12:46 /13:91 /14:236 /15:439 /16:7309 /17:1543 /18:2752 /19:7963 /20:7618 /21:5423 /22:8323 /23:10091 /24:66320 /25:161 /26:186 /27:108 /28:103 /29:72 /30:232 /31:19 /32:64 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 3908 884 2110 Supernet, Inc. 19029 536 570 New Edge Networks 702 503 822 UUNET - Commercial IP service 701 502 1744 UUNET Technologies, Inc. 7843 464 666 Adelphia Corp. 690 455 507 Merit Network 7018 440 1366 AT&T 7066 387 489 Virginia Polytechnic Institut 18566 360 367 Covad Communications 6197 331 440 BellSouth Network Solutions, 6198 326 410 BellSouth Network Solutions, 1239 305 911 Sprint 1580 302 316 ANOSCEUR 209 277 592 Qwest 7046 276 586 UUNET Technologies, Inc. 11492 264 266 Cable One 3215 237 312 France Telecom Transpac 3301 227 382 TeliaNet Sweden 22927 225 275 TELEFONICA DE ARGENTINA 4355 223 403 EarthLink, Inc. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:3 8:1 12:600 13:10 15:4 17:3 20:5 24:849 25:1 32:46 38:28 40:13 44:1 55:1 57:15 61:392 62:384 63:1929 64:1375 65:1709 66:1226 67:183 68:172 69:22 80:313 81:83 128:119 129:141 130:19 131:67 132:9 133:2 134:150 135:7 136:484 137:109 138:216 139:76 140:154 141:92 142:88 143:46 144:149 145:18 146:250 147:248 148:258 149:77 150:43 151:85 152:289 153:36 154:8 155:100 156:108 157:51 158:110 159:152 160:22 161:72 162:137 163:88 164:256 165:137 166:93 167:296 168:372 169:56 170:263 171:6 192:5421 193:2384 194:2010 195:843 196:457 198:3700 199:3097 200:2596 202:3562 203:4836 204:3492 205:2342 206:2362 207:2510 208:2590 209:2883 210:617 211:293 212:871 213:794 214:12 215:20 216:3121 217:508 218:65 219:7 End of report
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Routing Table Analysis