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The Cidr Report
by cidr-report＠potaroo.net 11 Jun '04

11 Jun '04

This report has been generated at Fri Jun 11 21:43:32 2004 AEST. The report analyses the BGP Routing Table of an AS4637 (Reach) router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org/as4637 for a current version of this report. Recent Table History Date Prefixes CIDR Agg 04-06-04 137884 95186 05-06-04 136784 95165 06-06-04 136790 95427 07-06-04 137242 95750 08-06-04 137787 95839 09-06-04 137594 95788 10-06-04 137680 95901 11-06-04 137772 95814 AS Summary 17314 Number of ASes in routing system 7019 Number of ASes announcing only one prefix 1414 Largest number of prefixes announced by an AS AS7018 : ATTW AT&T WorldNet Services 64935424 Largest address span announced by an AS (/32s) AS568 : DISOUN DISO-UNRRA 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'). --- 11Jun04 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 137806 95798 42008 30.5% All ASes AS6347 940 160 780 83.0% SAVV SAVVIS Communications Corporation AS4134 738 158 580 78.6% CHINANET-BACKBONE No.31,Jin-rong Street AS18566 710 169 541 76.2% CVAD Covad Communications AS4323 736 205 531 72.1% TWTC Time Warner Telecom AS7018 1414 979 435 30.8% ATTW AT&T WorldNet Services AS6197 702 321 381 54.3% BNS-14 BellSouth Network Solutions, Inc AS7843 506 128 378 74.7% ADELPH-13 Adelphia Corp. AS701 1288 922 366 28.4% UU UUNET Technologies, Inc. AS22909 390 33 357 91.5% CMCS Comcast Cable Communications, Inc. AS27364 376 38 338 89.9% ARMC Armstrong Cable Services AS6198 568 233 335 59.0% BNS-14 BellSouth Network Solutions, Inc AS22773 385 61 324 84.2% CXAB Cox Communications Inc. Atlanta AS1239 944 639 305 32.3% SPRN Sprint AS11172 354 56 298 84.2% Servicios Alestra S.A de C.V AS17676 339 50 289 85.3% JPNIC-JP-ASN-BLOCK Japan Network Information Center AS9929 316 33 283 89.6% CNCNET-CN China Netcom Corp. AS4355 381 99 282 74.0% ERSD EARTHLINK, INC AS6478 305 48 257 84.3% ATTW AT&T WorldNet Services AS6140 390 157 233 59.7% IMPSA ImpSat AS209 739 507 232 31.4% QWEST-4 Qwest AS1221 849 617 232 27.3% ASN-TELSTRA Telstra Pty Ltd AS14654 233 5 228 97.9% WAYPOR-3 Wayport AS25844 243 16 227 93.4% SASMFL-2 Skadden, Arps, Slate, Meagher & Flom LLP AS9583 453 228 225 49.7% SATYAMNET-AS Satyam Infoway Ltd., AS3356 890 675 215 24.2% LEVEL3 Level 3 Communications AS4766 476 264 212 44.5% KIX Korea Internet Exchange for "96 World Internet Exposition AS9443 357 155 202 56.6% INTERNETPRIMUS-AS-AP Primus Telecommunications AS2386 431 234 197 45.7% ADCS-1 AT&T Data Communications Services AS5668 383 192 191 49.9% CIH-12 CenturyTel Internet Holdings, Inc. AS6327 208 28 180 86.5% SHAWC-2 Shaw Communications Inc. Total 17044 7410 9634 56.5% Top 30 total Possible Bogus Routes 24.138.80.0/20 AS11260 AHSICHCL Andara High Speed Internet c/o Halifax Cable Ltd. 24.246.0.0/17 AS7018 ATTW AT&T WorldNet Services 24.246.128.0/18 AS7018 ATTW AT&T WorldNet Services 64.46.4.0/22 AS11711 TULARO TULAROSA COMMUNICATIONS 64.46.12.0/24 AS7850 IHIGHW iHighway.net, Inc. 64.46.27.0/24 AS8674 NETNOD-IX Netnod Internet Exchange Sverige AB 64.46.34.0/24 AS3408 64.46.63.0/24 AS7850 IHIGHW iHighway.net, Inc. 66.114.0.0/19 AS16526 BIRCHT Birch Telecom, Inc. 69.26.32.0/19 AS17307 VIRTEL-15 Virtela Communications 132.0.0.0/10 AS568 DISOUN DISO-UNRRA 137.0.0.0/13 AS568 DISOUN DISO-UNRRA 138.136.0.0/13 AS568 DISOUN DISO-UNRRA 158.0.0.0/13 AS568 DISOUN DISO-UNRRA 192.30.93.0/24 AS17757 HPAUS-AP HP Australia 192.30.94.0/24 AS17757 HPAUS-AP HP Australia 192.30.127.0/24 AS719 LANLINK Elisa Oyj 192.40.105.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System 192.43.230.0/24 AS4738 SAARDNET-AS South Australian Academic Research and Development Network 192.44.0.0/19 AS702 AS702 MCI EMEA 192.81.182.0/24 AS719 LANLINK Elisa Oyj 192.81.183.0/24 AS719 LANLINK Elisa Oyj 192.81.184.0/24 AS719 LANLINK Elisa Oyj 192.119.135.0/24 AS270 NASA National Aeronautics and Space Administration 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.133.6.0/24 AS4004 GLOBALONE-EQUANT-UK Equant UK & Greece Autonomous System 192.135.50.0/24 AS7018 ATTW AT&T WorldNet Services 192.136.71.0/24 AS719 LANLINK Elisa Oyj 192.136.79.0/24 AS719 LANLINK Elisa Oyj 192.153.144.0/21 AS721 DNIC DoD Network Information Center 192.172.0.0/19 AS721 DNIC DoD Network Information Center 192.188.208.0/20 AS721 DNIC DoD Network Information Center 192.243.32.0/23 AS2044 PALINA Palin Aquisitions Inc. 198.23.26.0/24 AS4390 BELLAT-7 Bell Atlantic, Inc. 198.97.72.0/21 AS568 DISOUN DISO-UNRRA 198.97.80.0/20 AS568 DISOUN DISO-UNRRA 198.97.88.0/24 AS89 NUSC-1 Naval Underwater Systems Center 198.97.240.0/20 AS568 DISOUN DISO-UNRRA 198.97.247.0/24 AS3475 DEPART-52 Department of the Navy 198.101.4.0/22 AS568 DISOUN DISO-UNRRA 198.136.32.0/20 AS19329 MCBCC Martin County Board of County Commissioners 198.144.32.0/19 AS3998 CITY CityNet, Inc. 198.161.87.0/24 AS6539 GTGR GT Group Telecom Services Corp. 198.161.165.0/24 AS852 AGTA Telus Advanced Communications 198.163.155.0/24 AS684 MRN Manitoba Regional Network 198.167.0.0/16 AS7456 INS-51 Interhop Network SERVICES Inc. 198.167.163.0/24 AS15290 ACCA-2 Allstream Corp. Corporation Allstream 198.168.0.0/16 AS701 UU UUNET Technologies, Inc. 198.169.0.0/16 AS803 SASK SaskTel 198.232.133.0/24 AS23075 SKOTOS Skotos Tech, Inc 199.10.0.0/16 AS568 DISOUN DISO-UNRRA 199.60.0.0/20 AS271 UBC-3 University of British Columbia 199.84.0.0/16 AS701 UU UUNET Technologies, Inc. 199.114.0.0/18 AS568 DISOUN DISO-UNRRA 199.114.0.0/21 AS568 DISOUN DISO-UNRRA 199.114.128.0/18 AS568 DISOUN DISO-UNRRA 199.114.130.0/24 AS721 DNIC DoD Network Information Center 199.114.132.0/24 AS721 DNIC DoD Network Information Center 199.114.136.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.138.0/24 AS721 DNIC DoD Network Information Center 199.114.140.0/24 AS3544 DISAUN DISA/UNRRA 199.114.142.0/24 AS721 DNIC DoD Network Information Center 199.114.144.0/24 AS721 DNIC DoD Network Information Center 199.114.148.0/24 AS721 DNIC DoD Network Information Center 199.114.150.0/24 AS721 DNIC DoD Network Information Center 199.114.152.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.154.0/24 AS1733 ADP-41 AF DDN PMO 199.114.156.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.160.0/24 AS1733 ADP-41 AF DDN PMO 199.120.32.0/19 AS16582 NXLI NEXTLEVEL INTERNET, INC. 199.121.0.0/16 AS568 DISOUN DISO-UNRRA 199.123.0.0/18 AS568 DISOUN DISO-UNRRA 199.123.16.0/20 AS568 DISOUN DISO-UNRRA 199.123.80.0/21 AS568 DISOUN DISO-UNRRA 199.189.32.0/19 AS7332 IQUEST IQuest Internet 199.197.8.0/22 AS21814 PARSON-18 Parsons Corp. 199.202.0.0/16 AS701 UU UUNET Technologies, Inc. 202.47.1.0/24 AS7491 PI-PH-AS-AP PI-PHILIPINES 202.70.0.0/20 AS4658 NETFRONT-AS NETFRONT I.T. LIMITED (HONG KONG) 202.70.28.0/24 AS4515 ERX-STAR Star Internet Services Ltd. 202.73.128.0/22 AS4058 LINKAGENET-AP CPCNet Hong Kong Ltd. 202.86.142.0/24 AS30362 HAWAI-1 Hawaii-Pacific Teleport 202.93.0.0/20 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 202.123.96.0/20 AS9288 COMCEN-AS-AP Com-Cen Pty Ltd 202.133.3.0/24 AS9335 CIP-JAPAN-AS-AP ATT IPlus 202.141.160.0/24 AS9237 HUTCHCA-AS BTN Access Limited 202.141.190.0/24 AS10026 ANC Asia Netcom Corporation 202.141.191.0/24 AS4637 REACH Reach Network Border AS 202.164.224.0/19 AS7599 IPXC-AS-AP IP Exchange 203.32.4.0/23 AS7617 203.62.0.0/17 AS7572 AARNET-ACT-RNO Australian Academic and Reasearch Network (AARNet) 203.132.107.0/24 AS10236 FOXGOLD-NET-AU-AP FOXGOLD COMMUNICATIONS 204.69.144.0/22 AS5668 CIH-12 CenturyTel Internet Holdings, Inc. 204.154.125.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.154.126.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.154.127.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.194.110.0/23 AS30653 EXOBI Exobit Networks Inc. 205.150.0.0/15 AS701 UU UUNET Technologies, Inc. 205.159.72.0/24 AS1660 ANSCOM-5 ANS Communications 206.41.32.0/19 AS14824 NCC-105 NewSouth Communications Corp. 206.81.187.0/24 AS19194 SNL-8 Sentris Network LLC 206.167.57.0/24 AS376 RISQR-3 Reseau Interordinateurs Scientique Quebecois (RISQ) 206.191.64.0/18 AS15290 ACCA-2 Allstream Corp. Corporation Allstream 206.251.69.0/24 AS27429 TIL-33 Telesat International Ltd. 206.253.190.0/23 AS8123 POLYBA Polybase 207.231.96.0/19 AS11194 NUNETI NuNet Inc 208.81.187.0/24 AS19194 SNL-8 Sentris Network LLC 209.169.219.0/24 AS189 GNTY Genuity 209.169.223.0/24 AS189 GNTY Genuity 209.172.0.0/18 AS7770 TRTI Triton Technologies, Inc. 209.205.69.0/24 AS21578 Universidad autonoma de Bucaramanga 209.205.70.0/24 AS21578 Universidad autonoma de Bucaramanga 209.205.81.0/24 AS15066 SkyNet de Colombia S.A. 209.205.82.0/24 AS15066 SkyNet de Colombia S.A. 209.205.84.0/24 AS15066 SkyNet de Colombia S.A. 209.213.32.0/19 AS10629 INS-52 Inter-Pacific Network Services 209.213.50.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.51.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.55.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.56.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.222.137.0/24 AS27429 TIL-33 Telesat International Ltd. 209.251.0.0/19 AS11036 SISCOM-1 SISCOM, Inc 216.18.224.0/21 AS11458 IMBRIS-1 IMBRIS, INC. 216.18.224.0/22 AS11458 IMBRIS-1 IMBRIS, INC. 216.18.228.0/22 AS11458 IMBRIS-1 IMBRIS, INC. 216.96.128.0/18 AS7018 ATTW AT&T WorldNet Services 216.145.130.0/24 AS11937 TRXI TRX Inc. 216.145.132.0/24 AS11937 TRXI TRX Inc. 216.145.133.0/24 AS11937 TRXI TRX Inc. 216.145.134.0/24 AS11937 TRXI TRX Inc. 216.145.135.0/24 AS11937 TRXI TRX Inc. 216.145.152.0/24 AS10758 INWAVE INWave Internet, Inc 216.145.156.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.158.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.176.0/21 AS20304 JIS-32 JVLNET Internet Services 216.145.177.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.178.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.184.0/21 AS10758 INWAVE INWave Internet, Inc 216.145.200.0/21 AS20304 JIS-32 JVLNET Internet Services 216.186.151.0/24 AS3356 LEVEL3 Level 3 Communications 216.186.152.0/21 AS3356 LEVEL3 Level 3 Communications 216.186.160.0/23 AS3356 LEVEL3 Level 3 Communications 216.186.164.0/22 AS3356 LEVEL3 Level 3 Communications 216.186.192.0/22 AS3356 LEVEL3 Level 3 Communications 216.186.198.0/23 AS3356 LEVEL3 Level 3 Communications 216.186.248.0/23 AS3356 LEVEL3 Level 3 Communications 222.196.0.0/15 AS4538 ERX-CERNET-BKB China Education and Research Network Center 222.198.0.0/16 AS4538 ERX-CERNET-BKB China Education and Research Network Center 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 swinog(a)swinog.ch

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Weekly Routing Table Report
by Routing Table Analysis 04 Jun '04

04 Jun '04

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 If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 05 Jun, 2004 Analysis Summary ---------------- BGP routing table entries examined: 139469 Prefixes after maximum aggregation: 84430 Unique aggregates announced to Internet: 67528 Total ASes present in the Internet Routing Table: 17353 Origin-only ASes present in the Internet Routing Table: 15053 Origin ASes announcing only one prefix: 6983 Transit ASes present in the Internet Routing Table: 2300 Transit-only ASes present in the Internet Routing Table: 76 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 26 Illegal AS announcements present in the Routing Table: 40 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 19 Number of addresses announced to Internet: 1310401276 Equivalent to 78 /8s, 27 /16s and 34 /24s Percentage of available address space announced: 35.4 Percentage of allocated address space announced: 58.0 Percentage of available address space allocated: 60.9 Total number of prefixes smaller than registry allocations: 63536 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 26670 Total APNIC prefixes after maximum aggregation: 13804 Prefixes being announced from the APNIC address blocks: 24963 Unique aggregates announced from the APNIC address blocks: 13786 APNIC Region origin ASes present in the Internet Routing Table: 2061 APNIC Region origin ASes announcing only one prefix: 611 APNIC Region transit ASes present in the Internet Routing Table: 338 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 149554944 Equivalent to 8 /8s, 234 /16s and 7 /24s Percentage of available APNIC address space announced: 68.2 APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239 17408 - 18431, 23552 - 24575 APNIC Address Blocks 58/7, 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 79860 Total ARIN prefixes after maximum aggregation: 49412 Prefixes being announced from the ARIN address blocks: 61823 Unique aggregates announced from the ARIN address blocks: 21752 ARIN Region origin ASes present in the Internet Routing Table: 9230 ARIN Region origin ASes announcing only one prefix: 3276 ARIN Region transit ASes present in the Internet Routing Table: 904 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 224988448 Equivalent to 13 /8s, 105 /16s and 13 /24s Percentage of available ARIN address space announced: 74.5 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, 29695 - 30719 31744 - 33791 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/8, 198/7, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 25669 Total RIPE prefixes after maximum aggregation: 18292 Prefixes being announced from the RIPE address blocks: 22467 Unique aggregates announced from the RIPE address blocks: 14965 RIPE Region origin ASes present in the Internet Routing Table: 5517 RIPE Region origin ASes announcing only one prefix: 2966 RIPE Region transit ASes present in the Internet Routing Table: 943 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 163464704 Equivalent to 9 /8s, 190 /16s and 70 /24s Percentage of available RIPE address space announced: 57.3 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, 28672 - 29695 30720 - 31743 RIPE Address Blocks 62/8, 80/5, 88/8, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 6097 Total LACNIC prefixes after maximum aggregation: 2248 Prefixes being announced from the LACNIC address blocks: 5710 Unique aggregates announced from the LACNIC address blocks: 3490 LACNIC Region origin ASes present in the Internet Routing Table: 381 LACNIC Region origin ASes announcing only one prefix: 108 LACNIC Region transit ASes present in the Internet Routing Table: 72 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 15 Number of LACNIC addresses announced to Internet: 14994944 Equivalent to 0 /8s, 228 /16s and 206 /24s Percentage of available LACNIC address space announced: 44.7 LACNIC AS Blocks 26592 - 26623, 27648 - 28671 LACNIC Address Blocks 200/7 Emerging AfriNIC Region Analysis Summary ---------------------------------------- Prefixes being announced by AfriNIC Region ASes: 1138 Total AfriNIC prefixes after maximum aggregation: 674 Prefixes being announced from the AfriNIC address blocks: 776 Unique aggregates announced from the AfriNIC address blocks: 582 AfriNIC Region origin ASes present in the Internet Routing Table: 91 AfriNIC Region origin ASes announcing only one prefix: 22 AfriNIC Region transit ASes present in the Internet Routing Table: 12 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 1865216 Equivalent to 0 /8s, 28 /16s and 118 /24s Percentage of available AfriNIC address space announced: 11.1 AfriNIC AS Blocks <none> AfriNIC Address Blocks 196/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 1221 848 1091 613 Telstra Pty Ltd 4134 790 3660 144 Data Communications Bureau 4766 491 2896 264 Korea Internet Exchange for " 9583 464 40 86 Satyam Infoway Ltd., 4755 366 133 53 Videsh Sanchar Nigam Ltd. Aut 9443 355 69 79 Primus Telecommunications 2907 352 1841 329 SINET Japan 17676 341 5084 33 XTAGE CORPORATION 17557 330 23 165 Pakistan Telecom 703 329 375 256 UUNET 9929 323 156 33 China Netcom Corp. 2764 295 274 241 connect.com.au pty ltd 7474 264 268 207 Optus Communications Pty Ltd 9942 230 71 127 COMindico Australia 9800 225 367 62 CHINA UNICOM 9498 216 47 46 BHARTI BT INTERNET LTD. 4780 209 193 26 Digital United Inc. 4837 182 2019 105 chinanet IDC center beijing n 17974 182 35 105 PT TELEKOMUNIKASI INDONESIA 10036 180 16 168 C&M Communication Co. Ltd. ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1437 6889 1000 AT&T 701 1315 8513 941 UUNET Technologies, Inc. 6347 939 398 98 SAVVIS Communications Corpora 1239 937 3000 636 Sprint 3356 888 10900 672 Level 3 Communications, LLC 209 734 3458 501 Qwest 4323 732 547 203 Time Warner Communications, I 6197 712 525 275 BellSouth Network Solutions, 18566 708 192 8 Covad Communications 6198 570 440 218 BellSouth Network Solutions, 20115 555 367 288 Charter Communications 852 512 1142 403 Telus Advanced Communications 7843 506 650 120 Adelphia Corp. 7132 449 7851 335 Southwestern Bell Internet Se 2386 430 582 231 AT&T Data Communications Serv 705 394 144 269 UUNET Technologies, Inc. 4355 393 323 103 EarthLink, Inc. 22909 390 843 25 Comcast Cable Corporation 376 383 359 112 Reseau Interordinateurs Scien 5668 380 71 17 Century Telephone RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 645 2055 540 UUNET - Commercial IP service 3320 297 2477 237 Deutsche Telekom AG 3301 274 1097 264 TeliaNet Sweden 8220 274 430 262 COLT Internet - International 680 244 2025 239 DFN-IP service G-WiN 1257 244 495 195 SWIPnet Swedish IP Network 13083 216 51 8 Mannesmann Datenverarbeitung 3246 209 468 206 Song Networks 5515 198 779 143 Sonera Solution Autonomous Sy 719 180 288 102 LANLINK autonomous system 3215 176 831 68 France Telecom Transpac 8708 176 111 165 Romania Data Systems S.A. 25186 175 156 116 France Telecom Transpac's Tra 786 173 1794 173 The JANET IP Service 6746 156 29 127 Dynamic Network Technologies, 5400 145 207 121 BT Ignite European Backbone 3269 134 1099 64 TELECOM ITALIA 3303 132 611 132 Swisscom Ltd 12302 123 18 29 MobiFon S.A. 8866 119 13 7 Bulgarian Telecommunication C LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 11172 353 80 55 Servicios Alestra S.A de C.V 6140 346 140 67 ImpSat 8151 272 373 130 UniNet S.A. de C.V. 16814 203 13 7 NSS, S.A. 6147 160 82 21 Telefonica Del Peru 7303 143 53 32 Telecom Argentina Stet-France 6505 134 90 92 Global One Communicaoes Ltda 6503 129 218 89 AVANTEL, S.A. 11992 101 9 28 Integrated Systems 11556 87 57 24 Cable-Wireless Panama 6535 79 5 16 Chilesat Servicios Empresari 14535 75 6 5 Techtel S.A. 15311 75 19 37 Telefonica Empresas 11311 73 7 20 Sinectis S.A. 5639 72 8 8 Telecommunications Services o 4270 71 18 9 Red de Interconexion Universi 14420 71 5 32 ANDINATEL S.A. 14259 67 4 5 GTD Internet S.A. 10292 66 6 25 TELECOMMUNICATIONS OF JAMAICA 7080 64 4 1 Electronica y Comunicaciones AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 252 632 219 The Internet Solution 5536 108 8 3 Internet Egypt Network 2018 94 297 92 Tertiary Education Network 2905 88 276 78 The Internetworking Company o 11845 37 9 11 Data Pro Business Online 24835 30 18 6 RAYA Telecom - Egypt 5713 26 125 24 Telkom SA Ltd 9129 26 3 4 UUNET Kenya 16637 25 9 18 Johnnic e-Ventures 6713 24 38 9 Itissalat Al-MAGHRIB 8524 24 2 7 AUCEGYPT Autonomous System 12455 24 4 2 Jambonet Autonomous system 14988 24 16 1 Botswana Telecommunications C 10798 18 1 12 Standard Bank of South Africa 15706 16 2 3 Sudatel Internet Exchange Aut 12258 15 3 10 Vodacom Internet Company 8346 13 6 12 SONATEL-AS Autonomous System 17148 13 1 7 First National Bank 2609 12 26 4 Tunisia BackBone AS 15808 12 1 4 Communication Solutions Ltd i Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 6347 939 841 SAVVIS Communications Corpora 18566 708 700 Covad Communications 4134 790 646 Data Communications Bureau 4323 732 529 Time Warner Communications, I 6197 712 437 BellSouth Network Solutions, 7843 506 386 Adelphia Corp. 9583 464 378 Satyam Infoway Ltd., 701 1315 374 UUNET Technologies, Inc. 22909 390 365 Comcast Cable Corporation 5668 380 363 Century Telephone 6198 570 352 BellSouth Network Solutions, 27364 360 341 Armstrong Cable Services 22773 378 328 Cox Communications, Inc. Atla 4755 366 313 Videsh Sanchar Nigam Ltd. Aut 17676 341 308 XTAGE CORPORATION 1239 937 301 Sprint 11172 353 298 Servicios Alestra S.A de C.V 4355 393 290 EarthLink, Inc. 9929 323 290 China Netcom Corp. 6140 346 279 ImpSat List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 64512 PRIVATE 61.17.25.0/24 10199 DishnetDSL Limited 18416 UNALLOCATED 61.56.96.0/24 9919 New Century InfoComm 18416 UNALLOCATED 61.56.96.0/20 9919 New Century InfoComm 18416 UNALLOCATED 61.56.97.0/24 9919 New Century InfoComm 18416 UNALLOCATED 61.56.98.0/24 9919 New Century InfoComm 64601 PRIVATE 61.233.0.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.1.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.2.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.3.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.4.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.5.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.6.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.7.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.8.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.10.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.11.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.12.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.14.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.15.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.16.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.17.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.18.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.19.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.20.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.21.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.22.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.23.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.24.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.25.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.26.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.27.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.28.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.29.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.30.0/24 9394 CHINA RAILWAY Intern 64601 PRIVATE 61.233.31.0/24 9394 CHINA RAILWAY Intern 65501 PRIVATE 66.60.187.0/24 14051 Roseville Telephone 65501 PRIVATE 66.60.188.0/22 14051 Roseville Telephone 1877 UNALLOCATED 192.108.199.0/24 1876 Southern Methodist U 65502 PRIVATE 203.97.150.0/24 7714 TelstraClear 18412 UNALLOCATED 211.77.0.0/19 9674 Far EastTone Telecom Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 132.0.0.0/10 568 DISO-UNRRA 137.0.0.0/13 568 DISO-UNRRA 156.154.16.0/22 7786 Lockheed Martin IMS 158.0.0.0/13 568 DISO-UNRRA 164.234.0.0/18 721 DLA Systems Automation Center 164.234.0.0/16 721 DLA Systems Automation Center 192.43.230.0/24 4738 South Australian Academic Res 192.44.0.0/19 702 UUNET - Commercial IP service 192.70.164.0/24 25689 National Research Council of 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 192.84.205.0/24 719 LANLINK autonomous system 192.119.135.0/24 270 NASA 192.135.50.0/24 7018 AT&T 192.136.79.0/24 719 LANLINK autonomous system 192.172.0.0/19 568 DISO-UNRRA 192.172.11.0/24 721 DLA Systems Automation Center Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:3 /10:6 /11:15 /12:59 /13:124 /14:298 /15:513 /16:7769 /17:2044 /18:3616 /19:9416 /20:9889 /21:7232 /22:10282 /23:11635 /24:75799 /25:225 /26:259 /27:138 /28:31 /29:15 /30:68 /31:0 /32:14 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6347 716 939 SAVVIS Communications Corpora 18566 691 708 Covad Communications 7018 554 1437 AT&T 6197 541 712 BellSouth Network Solutions, 3356 504 888 Level 3 Communications, LLC 6198 399 570 BellSouth Network Solutions, 702 396 645 UUNET - Commercial IP service 701 372 1315 UUNET Technologies, Inc. 1239 369 937 Sprint 27364 348 360 Armstrong Cable Services 5668 332 380 Century Telephone 4766 312 491 Korea Internet Exchange for " 9583 303 464 Satyam Infoway Ltd., 20115 295 555 Charter Communications 9929 256 323 China Netcom Corp. 14824 251 276 NewSouth Communications Corp. 690 246 282 Merit Network 3320 246 297 Deutsche Telekom AG 25844 244 244 Skadden, Arps, Slate, Meagher 6517 236 262 Yipes Communications, Inc. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:3 12:817 13:1 15:5 16:2 17:3 20:8 24:730 32:101 38:67 40:54 44:3 55:1 56:3 57:16 61:419 62:477 63:1820 64:1956 65:2005 66:2575 67:321 68:526 69:542 70:64 80:489 81:303 82:174 83:66 128:146 129:186 130:82 131:132 132:18 133:1 134:181 135:17 136:186 137:92 138:157 139:41 140:164 141:125 142:116 143:54 144:88 145:42 146:300 147:76 148:418 149:122 150:93 151:71 152:165 153:62 154:1 155:117 156:62 157:60 158:144 159:146 160:54 161:58 162:378 163:76 164:164 165:161 166:100 167:219 168:222 169:106 170:285 171:8 192:5541 193:2745 194:2022 195:1366 196:555 198:3690 199:3055 200:3470 201:7 202:4577 203:5605 204:3057 205:1991 206:2264 207:2455 208:2232 209:2886 210:1421 211:565 212:983 213:1182 214:58 215:29 216:3488 217:943 218:163 219:108 220:229 221:25 222:40 End of report

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The Cidr Report
by cidr-report＠potaroo.net 04 Jun '04

04 Jun '04

This report has been generated at Fri Jun 4 21:43:44 2004 AEST. The report analyses the BGP Routing Table of an AS4637 (Reach) router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org/as4637 for a current version of this report. Recent Table History Date Prefixes CIDR Agg 28-05-04 136044 96273 29-05-04 137423 96268 30-05-04 137948 96174 31-05-04 137863 96101 01-06-04 137984 96125 02-06-04 137818 96104 03-06-04 137774 96139 04-06-04 137884 95196 AS Summary 17255 Number of ASes in routing system 6964 Number of ASes announcing only one prefix 1420 Largest number of prefixes announced by an AS AS7018 : ATTW AT&T WorldNet Services 73559296 Largest address span announced by an AS (/32s) AS568 : DISOUN DISO-UNRRA 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'). --- 04Jun04 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 136767 95172 41595 30.4% All ASes AS6347 940 160 780 83.0% SAVV SAVVIS Communications Corporation AS4134 738 158 580 78.6% CHINANET-BACKBONE No.31,Jin-rong Street AS18566 708 169 539 76.1% CVAD Covad Communications AS4323 731 204 527 72.1% TWTC Time Warner Telecom AS7018 1420 985 435 30.6% ATTW AT&T WorldNet Services AS6197 709 321 388 54.7% BNS-14 BellSouth Network Solutions, Inc AS701 1297 932 365 28.1% UU UUNET Technologies, Inc. AS9583 464 105 359 77.4% SATYAMNET-AS Satyam Infoway Ltd., AS7843 499 142 357 71.5% ADELPH-13 Adelphia Corp. AS22909 390 33 357 91.5% CMCS Comcast Cable Communications, Inc. AS6198 566 232 334 59.0% BNS-14 BellSouth Network Solutions, Inc AS22773 378 58 320 84.7% CXAB Cox Communications Inc. Atlanta AS27364 360 44 316 87.8% ARMC Armstrong Cable Services AS1239 941 639 302 32.1% SPRN Sprint AS11172 351 56 295 84.0% Servicios Alestra S.A de C.V AS17676 339 50 289 85.3% JPNIC-JP-ASN-BLOCK Japan Network Information Center AS9929 316 33 283 89.6% CNCNET-CN China Netcom Corp. AS4355 381 99 282 74.0% ERSD EARTHLINK, INC AS6140 390 129 261 66.9% IMPSA ImpSat AS6478 305 48 257 84.3% ATTW AT&T WorldNet Services AS1221 852 617 235 27.6% ASN-TELSTRA Telstra Pty Ltd AS209 737 503 234 31.8% QWEST-4 Qwest AS25844 243 16 227 93.4% SASMFL-2 Skadden, Arps, Slate, Meagher & Flom LLP AS14654 230 5 225 97.8% WAYPOR-3 Wayport AS3356 886 673 213 24.0% LEVEL3 Level 3 Communications AS4766 476 264 212 44.5% KIX Korea Internet Exchange for "96 World Internet Exposition AS9443 359 156 203 56.5% INTERNETPRIMUS-AS-AP Primus Telecommunications AS2386 430 233 197 45.8% ADCS-1 AT&T Data Communications Services AS5668 380 196 184 48.4% CIH-12 CenturyTel Internet Holdings, Inc. AS6327 208 28 180 86.5% SHAWC-2 Shaw Communications Inc. Total 17024 7288 9736 57.2% Top 30 total Possible Bogus Routes 24.138.80.0/20 AS11260 AHSICHCL Andara High Speed Internet c/o Halifax Cable Ltd. 24.246.0.0/17 AS7018 ATTW AT&T WorldNet Services 24.246.128.0/18 AS7018 ATTW AT&T WorldNet Services 64.46.4.0/22 AS11711 TULARO TULAROSA COMMUNICATIONS 64.46.12.0/24 AS7850 IHIGHW iHighway.net, Inc. 64.46.27.0/24 AS8674 NETNOD-IX Netnod Internet Exchange Sverige AB 64.46.34.0/24 AS3408 64.46.63.0/24 AS7850 IHIGHW iHighway.net, Inc. 66.114.0.0/19 AS16526 BIRCHT Birch Telecom, Inc. 69.26.32.0/19 AS17307 VIRTEL-15 Virtela Communications 132.0.0.0/10 AS568 DISOUN DISO-UNRRA 137.0.0.0/13 AS568 DISOUN DISO-UNRRA 138.136.0.0/13 AS568 DISOUN DISO-UNRRA 158.0.0.0/13 AS568 DISOUN DISO-UNRRA 192.30.93.0/24 AS17757 HPAUS-AP HP Australia 192.30.94.0/24 AS17757 HPAUS-AP HP Australia 192.30.127.0/24 AS719 LANLINK Elisa Oyj 192.40.105.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System 192.43.230.0/24 AS4738 SAARDNET-AS South Australian Academic Research and Development Network 192.44.0.0/19 AS702 AS702 MCI EMEA 192.81.182.0/24 AS719 LANLINK Elisa Oyj 192.81.183.0/24 AS719 LANLINK Elisa Oyj 192.81.184.0/24 AS719 LANLINK Elisa Oyj 192.119.135.0/24 AS270 NASA National Aeronautics and Space Administration 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.133.6.0/24 AS4004 GLOBALONE-EQUANT-UK Equant UK & Greece Autonomous System 192.135.50.0/24 AS7018 ATTW AT&T WorldNet Services 192.136.71.0/24 AS719 LANLINK Elisa Oyj 192.136.79.0/24 AS719 LANLINK Elisa Oyj 192.153.144.0/21 AS568 DISOUN DISO-UNRRA 192.172.0.0/19 AS568 DISOUN DISO-UNRRA 192.188.208.0/20 AS568 DISOUN DISO-UNRRA 192.243.32.0/23 AS2044 PALINA Palin Aquisitions Inc. 198.23.26.0/24 AS4390 BELLAT-7 Bell Atlantic, Inc. 198.97.72.0/21 AS568 DISOUN DISO-UNRRA 198.97.80.0/20 AS568 DISOUN DISO-UNRRA 198.97.88.0/24 AS89 NUSC-1 Naval Underwater Systems Center 198.97.192.0/20 AS568 DISOUN DISO-UNRRA 198.97.240.0/20 AS568 DISOUN DISO-UNRRA 198.97.247.0/24 AS3475 DEPART-52 Department of the Navy 198.101.4.0/22 AS568 DISOUN DISO-UNRRA 198.136.32.0/20 AS19329 MCBCC Martin County Board of County Commissioners 198.144.32.0/19 AS3998 CITY CityNet, Inc. 198.161.87.0/24 AS6539 GTGR GT Group Telecom Services Corp. 198.161.165.0/24 AS852 AGTA Telus Advanced Communications 198.163.155.0/24 AS684 MRN Manitoba Regional Network 198.167.0.0/16 AS7456 INS-51 Interhop Network SERVICES Inc. 198.167.163.0/24 AS15290 ACCA-2 Allstream Corp. Corporation Allstream 198.168.0.0/16 AS701 UU UUNET Technologies, Inc. 198.169.0.0/16 AS803 SASK SaskTel 198.232.133.0/24 AS23075 SKOTOS Skotos Tech, Inc 199.10.0.0/16 AS568 DISOUN DISO-UNRRA 199.60.0.0/20 AS271 UBC-3 University of British Columbia 199.84.0.0/16 AS701 UU UUNET Technologies, Inc. 199.114.0.0/18 AS568 DISOUN DISO-UNRRA 199.114.0.0/21 AS568 DISOUN DISO-UNRRA 199.114.128.0/18 AS568 DISOUN DISO-UNRRA 199.114.130.0/24 AS721 DNIC DoD Network Information Center 199.114.132.0/24 AS721 DNIC DoD Network Information Center 199.114.136.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.138.0/24 AS721 DNIC DoD Network Information Center 199.114.140.0/24 AS3544 DISAUN DISA/UNRRA 199.114.142.0/24 AS721 DNIC DoD Network Information Center 199.114.144.0/24 AS721 DNIC DoD Network Information Center 199.114.148.0/24 AS721 DNIC DoD Network Information Center 199.114.150.0/24 AS721 DNIC DoD Network Information Center 199.114.152.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.154.0/24 AS1733 ADP-41 AF DDN PMO 199.114.156.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.160.0/24 AS1733 ADP-41 AF DDN PMO 199.120.32.0/19 AS16582 NXLI NEXTLEVEL INTERNET, INC. 199.121.0.0/16 AS568 DISOUN DISO-UNRRA 199.123.0.0/18 AS568 DISOUN DISO-UNRRA 199.123.16.0/20 AS568 DISOUN DISO-UNRRA 199.123.80.0/21 AS568 DISOUN DISO-UNRRA 199.189.32.0/19 AS7332 IQUEST IQuest Internet 199.197.8.0/22 AS21814 PARSON-18 Parsons Corp. 199.202.0.0/16 AS701 UU UUNET Technologies, Inc. 202.2.64.0/20 AS9729 IS-AP iAdvantage Limited 202.47.1.0/24 AS7491 PI-PH-AS-AP PI-PHILIPINES 202.70.0.0/20 AS4658 NETFRONT-AS NETFRONT I.T. LIMITED (HONG KONG) 202.70.28.0/24 AS4515 ERX-STAR Star Internet Services Ltd. 202.73.128.0/22 AS4058 LINKAGENET-AP CPCNet Hong Kong Ltd. 202.86.142.0/24 AS30362 HAWAI-1 Hawaii-Pacific Teleport 202.93.0.0/20 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 202.123.96.0/20 AS9288 COMCEN-AS-AP Com-Cen Pty Ltd 202.133.3.0/24 AS9335 CIP-JAPAN-AS-AP ATT IPlus 202.141.160.0/24 AS9237 HUTCHCA-AS BTN Access Limited 202.141.190.0/24 AS10026 ANC Asia Netcom Corporation 202.141.191.0/24 AS4637 REACH Reach Network Border AS 202.164.224.0/19 AS7599 IPXC-AS-AP IP Exchange 203.32.4.0/23 AS7617 203.62.0.0/17 AS7572 AARNET-ACT-RNO Australian Academic and Reasearch Network (AARNet) 203.132.107.0/24 AS10236 FOXGOLD-NET-AU-AP FOXGOLD COMMUNICATIONS 204.69.144.0/22 AS5668 CIH-12 CenturyTel Internet Holdings, Inc. 204.154.125.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.154.126.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.154.127.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.194.110.0/23 AS30653 EXOBI Exobit Networks Inc. 205.150.0.0/15 AS701 UU UUNET Technologies, Inc. 205.159.72.0/24 AS1660 ANSCOM-5 ANS Communications 206.41.32.0/19 AS14824 NCC-105 NewSouth Communications Corp. 206.81.187.0/24 AS19194 SNL-8 Sentris Network LLC 206.167.57.0/24 AS376 RISQR-3 Reseau Interordinateurs Scientique Quebecois (RISQ) 206.191.64.0/18 AS15290 ACCA-2 Allstream Corp. Corporation Allstream 206.251.69.0/24 AS27429 TIL-33 Telesat International Ltd. 206.253.190.0/23 AS8123 POLYBA Polybase 207.231.96.0/19 AS11194 NUNETI NuNet Inc 208.81.187.0/24 AS19194 SNL-8 Sentris Network LLC 209.169.219.0/24 AS189 GNTY Genuity 209.169.223.0/24 AS189 GNTY Genuity 209.172.0.0/18 AS7770 TRTI Triton Technologies, Inc. 209.205.69.0/24 AS21578 Universidad autonoma de Bucaramanga 209.205.70.0/24 AS21578 Universidad autonoma de Bucaramanga 209.205.81.0/24 AS15066 SkyNet de Colombia S.A. 209.205.82.0/24 AS15066 SkyNet de Colombia S.A. 209.205.84.0/24 AS15066 SkyNet de Colombia S.A. 209.213.32.0/19 AS10629 INS-52 Inter-Pacific Network Services 209.213.50.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.51.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.55.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.56.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.222.137.0/24 AS27429 TIL-33 Telesat International Ltd. 209.251.0.0/19 AS11036 SISCOM-1 SISCOM, Inc 216.18.224.0/21 AS11458 IMBRIS-1 IMBRIS, INC. 216.18.224.0/22 AS11458 IMBRIS-1 IMBRIS, INC. 216.18.228.0/22 AS11458 IMBRIS-1 IMBRIS, INC. 216.96.128.0/18 AS7018 ATTW AT&T WorldNet Services 216.145.130.0/24 AS11937 TRXI TRX Inc. 216.145.132.0/24 AS11937 TRXI TRX Inc. 216.145.133.0/24 AS11937 TRXI TRX Inc. 216.145.134.0/24 AS11937 TRXI TRX Inc. 216.145.135.0/24 AS11937 TRXI TRX Inc. 216.145.152.0/24 AS10758 INWAVE INWave Internet, Inc 216.145.156.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.158.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.176.0/21 AS20304 JIS-32 JVLNET Internet Services 216.145.177.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.178.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.184.0/21 AS10758 INWAVE INWave Internet, Inc 216.145.200.0/21 AS20304 JIS-32 JVLNET Internet Services 216.186.151.0/24 AS3356 LEVEL3 Level 3 Communications 216.186.152.0/21 AS3356 LEVEL3 Level 3 Communications 216.186.160.0/23 AS3356 LEVEL3 Level 3 Communications 216.186.164.0/22 AS3356 LEVEL3 Level 3 Communications 216.186.192.0/22 AS3356 LEVEL3 Level 3 Communications 216.186.198.0/23 AS3356 LEVEL3 Level 3 Communications 216.186.248.0/23 AS3356 LEVEL3 Level 3 Communications 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 swinog(a)swinog.ch

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Weekly Routing Table Report
by Routing Table Analysis 28 May '04

28 May '04

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 If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 29 May, 2004 Analysis Summary ---------------- BGP routing table entries examined: 140122 Prefixes after maximum aggregation: 85218 Unique aggregates announced to Internet: 67540 Total ASes present in the Internet Routing Table: 17342 Origin-only ASes present in the Internet Routing Table: 15026 Origin ASes announcing only one prefix: 6972 Transit ASes present in the Internet Routing Table: 2316 Transit-only ASes present in the Internet Routing Table: 75 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 26 Illegal AS announcements present in the Routing Table: 13 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 19 Number of addresses announced to Internet: 1291183612 Equivalent to 76 /8s, 245 /16s and 229 /24s Percentage of available address space announced: 34.8 Percentage of allocated address space announced: 57.2 Percentage of available address space allocated: 60.9 Total number of prefixes smaller than registry allocations: 62511 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 26874 Total APNIC prefixes after maximum aggregation: 13846 Prefixes being announced from the APNIC address blocks: 25184 Unique aggregates announced from the APNIC address blocks: 13900 APNIC Region origin ASes present in the Internet Routing Table: 2058 APNIC Region origin ASes announcing only one prefix: 610 APNIC Region transit ASes present in the Internet Routing Table: 334 Average APNIC Region AS path length visible: 4.9 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 148464896 Equivalent to 8 /8s, 217 /16s and 101 /24s Percentage of available APNIC address space announced: 67.7 APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239 17408 - 18431, 23552 - 24575 APNIC Address Blocks 58/7, 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 80512 Total ARIN prefixes after maximum aggregation: 50242 Prefixes being announced from the ARIN address blocks: 62138 Unique aggregates announced from the ARIN address blocks: 21700 ARIN Region origin ASes present in the Internet Routing Table: 9246 ARIN Region origin ASes announcing only one prefix: 3277 ARIN Region transit ASes present in the Internet Routing Table: 920 Average ARIN Region AS path length visible: 4.5 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 224518176 Equivalent to 13 /8s, 97 /16s and 224 /24s Percentage of available ARIN address space announced: 74.3 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, 29695 - 30719 31744 - 32767 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/8, 198/7, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 25534 Total RIPE prefixes after maximum aggregation: 18222 Prefixes being announced from the RIPE address blocks: 22337 Unique aggregates announced from the RIPE address blocks: 14891 RIPE Region origin ASes present in the Internet Routing Table: 5496 RIPE Region origin ASes announcing only one prefix: 2956 RIPE Region transit ASes present in the Internet Routing Table: 943 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 162926080 Equivalent to 9 /8s, 182 /16s and 14 /24s Percentage of available RIPE address space announced: 57.1 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, 28672 - 29695 30720 - 31743 RIPE Address Blocks 62/8, 80/5, 88/8, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 6047 Total LACNIC prefixes after maximum aggregation: 2236 Prefixes being announced from the LACNIC address blocks: 5712 Unique aggregates announced from the LACNIC address blocks: 3518 LACNIC Region origin ASes present in the Internet Routing Table: 379 LACNIC Region origin ASes announcing only one prefix: 108 LACNIC Region transit ASes present in the Internet Routing Table: 73 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 15 Number of LACNIC addresses announced to Internet: 14961152 Equivalent to 0 /8s, 228 /16s and 74 /24s Percentage of available LACNIC address space announced: 44.6 LACNIC AS Blocks 26592 - 26623, 27648 - 28671 LACNIC Address Blocks 200/7 Emerging AfriNIC Region Analysis Summary ---------------------------------------- Prefixes being announced by AfriNIC Region ASes: 1148 Total AfriNIC prefixes after maximum aggregation: 672 Prefixes being announced from the AfriNIC address blocks: 780 Unique aggregates announced from the AfriNIC address blocks: 587 AfriNIC Region origin ASes present in the Internet Routing Table: 91 AfriNIC Region origin ASes announcing only one prefix: 21 AfriNIC Region transit ASes present in the Internet Routing Table: 11 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 1865216 Equivalent to 0 /8s, 28 /16s and 118 /24s Percentage of available AfriNIC address space announced: 11.1 AfriNIC AS Blocks <none> AfriNIC Address Blocks 196/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 1221 849 1091 612 Telstra Pty Ltd 4134 735 3532 143 Data Communications Bureau 4766 489 2896 264 Korea Internet Exchange for " 9583 403 31 131 Satyam Infoway Ltd., 4663 402 54 17 ELIMNET, INC 4755 365 126 56 Videsh Sanchar Nigam Ltd. Aut 9443 355 69 79 Primus Telecommunications 2907 352 1841 329 SINET Japan 9929 347 156 33 China Netcom Corp. 17676 341 5084 33 XTAGE CORPORATION 17557 330 23 165 Pakistan Telecom 703 329 375 256 UUNET 2764 296 275 242 connect.com.au pty ltd 7474 263 268 207 Optus Communications Pty Ltd 9942 230 71 127 COMindico Australia 9800 225 367 62 CHINA UNICOM 9498 218 48 47 BHARTI BT INTERNET LTD. 4780 210 193 26 Digital United Inc. 4837 181 2003 108 chinanet IDC center beijing n 10036 180 16 168 C&M Communication Co. Ltd. ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1444 6891 1005 AT&T 701 1310 8529 938 UUNET Technologies, Inc. 1239 933 3013 634 Sprint 3356 894 10900 678 Level 3 Communications, LLC 209 739 3458 502 Qwest 4323 730 578 201 Time Warner Communications, I 6197 709 525 274 BellSouth Network Solutions, 18566 706 192 8 Covad Communications 6198 561 375 214 BellSouth Network Solutions, 721 556 4445 408 DLA Systems Automation Center 20115 553 365 286 Charter Communications 852 516 1142 406 Telus Advanced Communications 7843 505 648 119 Adelphia Corp. 7132 449 7851 335 Southwestern Bell Internet Se 2386 427 582 231 AT&T Data Communications Serv 705 404 147 278 UUNET Technologies, Inc. 6347 404 391 90 SAVVIS Communications Corpora 4355 393 323 103 EarthLink, Inc. 22909 390 843 25 Comcast Cable Corporation 376 384 359 112 Reseau Interordinateurs Scien RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 650 2038 545 UUNET - Commercial IP service 3320 297 2477 237 Deutsche Telekom AG 8220 273 429 261 COLT Internet - International 3301 272 1096 262 TeliaNet Sweden 1257 248 495 199 SWIPnet Swedish IP Network 680 244 2025 239 DFN-IP service G-WiN 13083 216 51 8 Mannesmann Datenverarbeitung 3246 205 464 202 Song Networks 5515 198 779 143 Sonera Solution Autonomous Sy 719 180 288 102 LANLINK autonomous system 3215 177 831 68 France Telecom Transpac 25186 175 172 116 France Telecom Transpac's Tra 8708 174 111 163 Romania Data Systems S.A. 786 172 1778 172 The JANET IP Service 6746 154 29 127 Dynamic Network Technologies, 5400 143 207 121 BT Ignite European Backbone 3269 137 1101 65 TELECOM ITALIA 3303 132 611 132 Swisscom Ltd 12302 123 18 29 MobiFon S.A. 1273 115 166 91 Cable & Wireless Deutschland LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 11172 360 80 55 Servicios Alestra S.A de C.V 6140 345 124 66 ImpSat 8151 268 373 129 UniNet S.A. de C.V. 16814 203 13 7 NSS, S.A. 6147 160 82 21 Telefonica Del Peru 7303 140 53 30 Telecom Argentina Stet-France 6505 134 90 92 Global One Communicaoes Ltda 6503 130 219 89 AVANTEL, S.A. 11992 89 9 28 Integrated Systems 11556 87 57 24 Cable-Wireless Panama 6535 79 5 16 Chilesat Servicios Empresari 14420 77 5 31 ANDINATEL S.A. 15311 75 19 37 Telefonica Empresas 5639 72 8 8 Telecommunications Services o 4270 71 18 9 Red de Interconexion Universi 14535 70 6 5 Techtel S.A. 11311 69 7 19 Sinectis S.A. 14259 67 4 5 GTD Internet S.A. 10292 66 6 25 TELECOMMUNICATIONS OF JAMAICA 7080 64 4 1 Electronica y Comunicaciones AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 254 632 219 The Internet Solution 5536 107 8 3 Internet Egypt Network 2018 94 297 92 Tertiary Education Network 2905 90 276 80 The Internetworking Company o 11845 37 9 11 Data Pro Business Online 24835 31 18 6 RAYA Telecom - Egypt 5713 26 125 24 Telkom SA Ltd 9129 25 3 4 UUNET Kenya 16637 25 9 18 Johnnic e-Ventures 6713 24 38 9 Itissalat Al-MAGHRIB 8524 24 2 4 AUCEGYPT Autonomous System 12455 24 4 2 Jambonet Autonomous system 14988 24 16 1 Botswana Telecommunications C 10798 18 1 12 Standard Bank of South Africa 15706 16 2 3 Sudatel Internet Exchange Aut 12258 15 3 10 Vodacom Internet Company 8346 13 6 12 SONATEL-AS Autonomous System 17148 13 1 7 First National Bank 2609 12 26 4 Tunisia BackBone AS 15808 12 1 4 Communication Solutions Ltd i Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 18566 706 698 Covad Communications 4134 735 592 Data Communications Bureau 4323 730 529 Time Warner Communications, I 6197 709 435 BellSouth Network Solutions, 7843 505 386 Adelphia Corp. 4663 402 385 ELIMNET, INC 701 1310 372 UUNET Technologies, Inc. 22909 390 365 Comcast Cable Corporation 5668 379 363 Century Telephone 6198 561 347 BellSouth Network Solutions, 27364 363 344 Armstrong Cable Services 22773 377 328 Cox Communications, Inc. Atla 6347 404 314 SAVVIS Communications Corpora 9929 347 314 China Netcom Corp. 4755 365 309 Videsh Sanchar Nigam Ltd. Aut 17676 341 308 XTAGE CORPORATION 11172 360 305 Servicios Alestra S.A de C.V 1239 933 299 Sprint 4355 393 290 EarthLink, Inc. 6140 345 279 ImpSat List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 64512 PRIVATE 61.17.25.0/24 10199 DishnetDSL Limited 18416 UNALLOCATED 61.56.96.0/24 9919 New Century InfoComm 18416 UNALLOCATED 61.56.96.0/20 9919 New Century InfoComm 18416 UNALLOCATED 61.56.97.0/24 9919 New Century InfoComm 18416 UNALLOCATED 61.56.98.0/24 9919 New Century InfoComm 65501 PRIVATE 66.60.187.0/24 14051 Roseville Telephone 65501 PRIVATE 66.60.188.0/22 14051 Roseville Telephone 65001 PRIVATE 148.235.124.0/24 8151 UniNet S.A. de C.V. 1877 UNALLOCATED 192.108.199.0/24 1876 Southern Methodist U 5555 UNALLOCATED 192.156.8.0/24 721 DLA Systems Automati 65001 PRIVATE 200.79.116.0/24 8151 UniNet S.A. de C.V. 65502 PRIVATE 203.97.150.0/24 7714 TelstraClear 18412 UNALLOCATED 211.77.0.0/19 9674 Far EastTone Telecom Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 132.0.0.0/10 568 DISO-UNRRA 137.0.0.0/13 568 DISO-UNRRA 156.154.16.0/22 7786 Lockheed Martin IMS 158.0.0.0/13 568 DISO-UNRRA 164.234.0.0/18 721 DLA Systems Automation Center 164.234.0.0/16 721 DLA Systems Automation Center 192.43.230.0/24 4738 South Australian Academic Res 192.44.0.0/19 702 UUNET - Commercial IP service 192.70.164.0/24 25689 National Research Council of 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 192.84.205.0/24 719 LANLINK autonomous system 192.119.135.0/24 270 NASA 192.135.50.0/24 7018 AT&T 192.136.79.0/24 719 LANLINK autonomous system 192.172.0.0/19 568 DISO-UNRRA 192.172.11.0/24 721 DLA Systems Automation Center Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:18 /9:3 /10:6 /11:15 /12:59 /13:122 /14:295 /15:512 /16:7754 /17:2020 /18:3602 /19:9395 /20:9910 /21:7238 /22:10265 /23:11552 /24:76408 /25:314 /26:395 /27:133 /28:31 /29:8 /30:55 /31:0 /32:12 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 689 706 Covad Communications 7018 556 1444 AT&T 6197 538 709 BellSouth Network Solutions, 3356 509 894 Level 3 Communications, LLC 702 395 650 UUNET - Commercial IP service 6198 394 561 BellSouth Network Solutions, 701 368 1310 UUNET Technologies, Inc. 1239 365 933 Sprint 4663 364 402 ELIMNET, INC 27364 351 363 Armstrong Cable Services 5668 332 379 Century Telephone 4766 310 489 Korea Internet Exchange for " 20115 294 553 Charter Communications 9929 277 347 China Netcom Corp. 14824 251 276 NewSouth Communications Corp. 9583 249 403 Satyam Infoway Ltd., 690 247 283 Merit Network 3320 246 297 Deutsche Telekom AG 25844 244 244 Skadden, Arps, Slate, Meagher 6517 236 262 Yipes Communications, Inc. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:3 12:818 13:1 15:5 16:2 17:3 20:8 24:731 32:101 38:69 40:54 44:3 55:1 56:3 57:15 61:380 62:484 63:1823 64:1839 65:1996 66:2524 67:316 68:519 69:526 70:64 80:499 81:292 82:172 83:62 128:146 129:185 130:82 131:131 132:18 133:1 134:177 135:17 136:185 137:92 138:152 139:43 140:156 141:124 142:117 143:63 144:86 145:42 146:301 147:76 148:403 149:118 150:93 151:71 152:165 153:62 154:1 155:118 156:61 157:59 158:125 159:146 160:54 161:55 162:379 163:75 164:165 165:161 166:100 167:220 168:225 169:106 170:286 171:8 192:5717 193:2733 194:2025 195:1350 196:556 198:3939 199:3270 200:3474 201:7 202:4595 203:5607 204:3044 205:2278 206:2263 207:2452 208:2245 209:2796 210:1442 211:601 212:961 213:1167 214:222 215:28 216:3383 217:917 218:168 219:110 220:229 221:28 222:38 End of report

1 0

The Cidr Report
by cidr-report＠potaroo.net 28 May '04

28 May '04

This report has been generated at Fri May 28 21:44:19 2004 AEST. The report analyses the BGP Routing Table of an AS4637 (Reach) router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org/as4637 for a current version of this report. Recent Table History Date Prefixes CIDR Agg 21-05-04 134981 94909 22-05-04 135027 94796 23-05-04 135200 94941 24-05-04 136041 94963 25-05-04 135908 95554 26-05-04 135935 95180 27-05-04 135957 95352 28-05-04 136044 96278 AS Summary 17252 Number of ASes in routing system 6957 Number of ASes announcing only one prefix 1423 Largest number of prefixes announced by an AS AS7018 : ATTW AT&T WorldNet Services 73561344 Largest address span announced by an AS (/32s) AS568 : DISOUN DISO-UNRRA 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'). --- 28May04 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 137437 96278 41159 29.9% All ASes AS4134 716 156 560 78.2% CHINANET-BACKBONE No.31,Jin-rong Street AS18566 706 161 545 77.2% CVAD Covad Communications AS4323 729 202 527 72.3% TWTC Time Warner Telecom AS7018 1423 986 437 30.7% ATTW AT&T WorldNet Services AS6197 705 318 387 54.9% BNS-14 BellSouth Network Solutions, Inc AS7843 505 119 386 76.4% ADELPH-13 Adelphia Corp. AS701 1288 927 361 28.0% UU UUNET Technologies, Inc. AS22909 390 33 357 91.5% CMCS Comcast Cable Communications, Inc. AS6198 558 229 329 59.0% BNS-14 BellSouth Network Solutions, Inc AS22773 377 57 320 84.9% CXAB Cox Communications Inc. Atlanta AS27364 363 44 319 87.9% ARMC Armstrong Cable Services AS9929 338 33 305 90.2% CNCNET-CN China Netcom Corp. AS1239 941 640 301 32.0% SPRN Sprint AS11172 356 55 301 84.6% Servicios Alestra S.A de C.V AS17676 339 50 289 85.3% JPNIC-JP-ASN-BLOCK Japan Network Information Center AS4355 381 99 282 74.0% ERSD EARTHLINK, INC AS6478 305 49 256 83.9% ATTW AT&T WorldNet Services AS6347 402 151 251 62.4% SAVV SAVVIS Communications Corporation AS209 741 503 238 32.1% QWEST-4 Qwest AS1221 853 616 237 27.8% ASN-TELSTRA Telstra Pty Ltd AS6140 389 160 229 58.9% IMPSA ImpSat AS25844 243 16 227 93.4% SASMFL-2 Skadden, Arps, Slate, Meagher & Flom LLP AS14654 229 5 224 97.8% WAYPOR-3 Wayport AS9583 399 182 217 54.4% SATYAMNET-AS Satyam Infoway Ltd., AS3356 894 679 215 24.0% LEVEL3 Level 3 Communications AS4766 475 264 211 44.4% KIX Korea Internet Exchange for "96 World Internet Exposition AS9443 357 154 203 56.9% INTERNETPRIMUS-AS-AP Primus Telecommunications AS2386 427 241 186 43.6% ADCS-1 AT&T Data Communications Services AS5668 380 194 186 48.9% CIH-12 CenturyTel Internet Holdings, Inc. AS6327 208 28 180 86.5% SHAWC-2 Shaw Communications Inc. Total 16417 7351 9066 55.2% Top 30 total Possible Bogus Routes 24.138.80.0/20 AS11260 AHSICHCL Andara High Speed Internet c/o Halifax Cable Ltd. 24.246.0.0/17 AS7018 ATTW AT&T WorldNet Services 24.246.128.0/18 AS7018 ATTW AT&T WorldNet Services 64.46.4.0/22 AS11711 TULARO TULAROSA COMMUNICATIONS 64.46.12.0/24 AS7850 IHIGHW iHighway.net, Inc. 64.46.27.0/24 AS8674 NETNOD-IX Netnod Internet Exchange Sverige AB 64.46.34.0/24 AS3408 64.46.63.0/24 AS7850 IHIGHW iHighway.net, Inc. 66.114.0.0/19 AS16526 BIRCHT Birch Telecom, Inc. 69.6.224.0/19 AS32392 HOSTI-3 Hosting-Network GmbH 69.26.32.0/19 AS17307 VIRTEL-15 Virtela Communications 132.0.0.0/10 AS568 DISOUN DISO-UNRRA 137.0.0.0/13 AS568 DISOUN DISO-UNRRA 138.136.0.0/13 AS568 DISOUN DISO-UNRRA 158.0.0.0/13 AS568 DISOUN DISO-UNRRA 192.30.93.0/24 AS17757 HPAUS-AP HP Australia 192.30.94.0/24 AS17757 HPAUS-AP HP Australia 192.30.127.0/24 AS719 LANLINK Elisa Oyj 192.40.105.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System 192.43.230.0/24 AS4738 SAARDNET-AS South Australian Academic Research and Development Network 192.44.0.0/19 AS702 AS702 MCI EMEA 192.81.182.0/24 AS719 LANLINK Elisa Oyj 192.81.183.0/24 AS719 LANLINK Elisa Oyj 192.81.184.0/24 AS719 LANLINK Elisa Oyj 192.119.135.0/24 AS270 NASA National Aeronautics and Space Administration 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.133.6.0/24 AS4004 GLOBALONE-EQUANT-UK Equant UK & Greece Autonomous System 192.135.50.0/24 AS7018 ATTW AT&T WorldNet Services 192.136.71.0/24 AS719 LANLINK Elisa Oyj 192.136.79.0/24 AS719 LANLINK Elisa Oyj 192.153.144.0/21 AS568 DISOUN DISO-UNRRA 192.172.0.0/19 AS568 DISOUN DISO-UNRRA 192.188.208.0/20 AS568 DISOUN DISO-UNRRA 192.243.32.0/23 AS2044 PALINA Palin Aquisitions Inc. 198.23.26.0/24 AS4390 BELLAT-7 Bell Atlantic, Inc. 198.97.72.0/21 AS568 DISOUN DISO-UNRRA 198.97.80.0/20 AS568 DISOUN DISO-UNRRA 198.97.88.0/24 AS89 NUSC-1 Naval Underwater Systems Center 198.97.192.0/20 AS568 DISOUN DISO-UNRRA 198.97.240.0/20 AS568 DISOUN DISO-UNRRA 198.97.247.0/24 AS3475 DEPART-52 Department of the Navy 198.101.4.0/22 AS568 DISOUN DISO-UNRRA 198.136.32.0/20 AS19329 MCBCC Martin County Board of County Commissioners 198.144.32.0/19 AS3998 CITY CityNet, Inc. 198.161.87.0/24 AS6539 GTGR GT Group Telecom Services Corp. 198.161.165.0/24 AS852 AGTA Telus Advanced Communications 198.163.155.0/24 AS684 MRN Manitoba Regional Network 198.167.0.0/16 AS7456 INS-51 Interhop Network SERVICES Inc. 198.167.163.0/24 AS15290 ACCA-2 Allstream Corp. Corporation Allstream 198.168.0.0/16 AS701 UU UUNET Technologies, Inc. 198.169.0.0/16 AS803 SASK SaskTel 198.232.133.0/24 AS23075 SKOTOS Skotos Tech, Inc 199.10.0.0/16 AS568 DISOUN DISO-UNRRA 199.60.0.0/20 AS271 UBC-3 University of British Columbia 199.84.0.0/16 AS701 UU UUNET Technologies, Inc. 199.114.0.0/18 AS568 DISOUN DISO-UNRRA 199.114.0.0/21 AS568 DISOUN DISO-UNRRA 199.114.128.0/18 AS568 DISOUN DISO-UNRRA 199.114.130.0/24 AS721 DNIC DoD Network Information Center 199.114.132.0/24 AS721 DNIC DoD Network Information Center 199.114.134.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.136.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.138.0/24 AS721 DNIC DoD Network Information Center 199.114.140.0/24 AS3544 DISAUN DISA/UNRRA 199.114.142.0/24 AS721 DNIC DoD Network Information Center 199.114.144.0/24 AS721 DNIC DoD Network Information Center 199.114.148.0/24 AS721 DNIC DoD Network Information Center 199.114.150.0/24 AS721 DNIC DoD Network Information Center 199.114.152.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.154.0/24 AS1733 ADP-41 AF DDN PMO 199.114.156.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.160.0/24 AS1733 ADP-41 AF DDN PMO 199.120.32.0/19 AS16582 NXLI NEXTLEVEL INTERNET, INC. 199.121.0.0/16 AS568 DISOUN DISO-UNRRA 199.123.0.0/18 AS568 DISOUN DISO-UNRRA 199.123.16.0/20 AS568 DISOUN DISO-UNRRA 199.123.80.0/21 AS568 DISOUN DISO-UNRRA 199.189.32.0/19 AS7332 IQUEST IQuest Internet 199.197.8.0/22 AS21814 PARSON-18 Parsons Corp. 199.202.0.0/16 AS701 UU UUNET Technologies, Inc. 202.2.64.0/20 AS9729 IS-AP iAdvantage Limited 202.47.1.0/24 AS7491 PI-PH-AS-AP PI-PHILIPINES 202.70.0.0/20 AS4658 NETFRONT-AS NETFRONT I.T. LIMITED (HONG KONG) 202.70.28.0/24 AS4515 ERX-STAR Star Internet Services Ltd. 202.73.128.0/22 AS4058 LINKAGENET-AP CPCNet Hong Kong Ltd. 202.86.142.0/24 AS30362 HAWAI-1 Hawaii-Pacific Teleport 202.93.0.0/20 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 202.122.76.0/24 AS17553 TIMELESS-AP System Integration provider 202.123.96.0/20 AS9288 COMCEN-AS-AP Com-Cen Pty Ltd 202.133.3.0/24 AS9335 CIP-JAPAN-AS-AP ATT IPlus 202.141.160.0/24 AS9237 HUTCHCA-AS BTN Access Limited 202.141.190.0/24 AS3549 GBLX Global Crossing Ltd. 202.141.191.0/24 AS4637 REACH Reach Network Border AS 202.155.243.0/24 AS4795 INDOSAT2-ID INDOSATNET-ASN 202.164.224.0/19 AS7599 IPXC-AS-AP IP Exchange 203.32.4.0/23 AS7617 203.62.0.0/17 AS7572 AARNET-ACT-RNO Australian Academic and Reasearch Network (AARNet) 203.132.107.0/24 AS10236 FOXGOLD-NET-AU-AP FOXGOLD COMMUNICATIONS 203.132.108.0/24 AS10236 FOXGOLD-NET-AU-AP FOXGOLD COMMUNICATIONS 204.69.144.0/22 AS5668 CIH-12 CenturyTel Internet Holdings, Inc. 204.154.125.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.154.126.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.154.127.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.194.110.0/23 AS30653 EXOBI Exobit Networks Inc. 205.150.0.0/15 AS701 UU UUNET Technologies, Inc. 205.159.72.0/24 AS1660 ANSCOM-5 ANS Communications 206.41.32.0/19 AS14824 NCC-105 NewSouth Communications Corp. 206.81.187.0/24 AS19194 SNL-8 Sentris Network LLC 206.167.57.0/24 AS376 RISQR-3 Reseau Interordinateurs Scientique Quebecois (RISQ) 206.191.64.0/18 AS15290 ACCA-2 Allstream Corp. Corporation Allstream 206.251.69.0/24 AS27429 TIL-33 Telesat International Ltd. 206.253.190.0/23 AS8123 POLYBA Polybase 207.231.96.0/19 AS11194 NUNETI NuNet Inc 208.81.187.0/24 AS19194 SNL-8 Sentris Network LLC 209.169.219.0/24 AS189 GNTY Genuity 209.169.223.0/24 AS189 GNTY Genuity 209.172.0.0/18 AS7770 TRTI Triton Technologies, Inc. 209.205.69.0/24 AS21578 Universidad autonoma de Bucaramanga 209.205.70.0/24 AS21578 Universidad autonoma de Bucaramanga 209.205.81.0/24 AS15066 SkyNet de Colombia S.A. 209.205.82.0/24 AS15066 SkyNet de Colombia S.A. 209.205.84.0/24 AS15066 SkyNet de Colombia S.A. 209.213.32.0/19 AS10629 INS-52 Inter-Pacific Network Services 209.213.50.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.51.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.55.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.56.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.222.137.0/24 AS27429 TIL-33 Telesat International Ltd. 209.251.0.0/19 AS11036 SISCOM-1 SISCOM, Inc 210.213.0.0/19 AS6453 GLOBEINTERNET Teleglobe America Inc. 216.18.224.0/21 AS11458 IMBRIS-1 IMBRIS, INC. 216.18.224.0/22 AS11458 IMBRIS-1 IMBRIS, INC. 216.18.228.0/22 AS11458 IMBRIS-1 IMBRIS, INC. 216.96.128.0/18 AS7018 ATTW AT&T WorldNet Services 216.145.130.0/24 AS11937 TRXI TRX Inc. 216.145.132.0/24 AS11937 TRXI TRX Inc. 216.145.133.0/24 AS11937 TRXI TRX Inc. 216.145.134.0/24 AS11937 TRXI TRX Inc. 216.145.135.0/24 AS11937 TRXI TRX Inc. 216.145.152.0/24 AS10758 INWAVE INWave Internet, Inc 216.145.156.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.158.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.176.0/21 AS20304 JIS-32 JVLNET Internet Services 216.145.177.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.178.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.184.0/21 AS10758 INWAVE INWave Internet, Inc 216.145.200.0/21 AS20304 JIS-32 JVLNET Internet Services 216.186.151.0/24 AS3356 LEVEL3 Level 3 Communications 216.186.152.0/21 AS3356 LEVEL3 Level 3 Communications 216.186.160.0/23 AS3356 LEVEL3 Level 3 Communications 216.186.164.0/22 AS3356 LEVEL3 Level 3 Communications 216.186.192.0/22 AS3356 LEVEL3 Level 3 Communications 216.186.198.0/23 AS3356 LEVEL3 Level 3 Communications 216.186.248.0/23 AS3356 LEVEL3 Level 3 Communications 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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out of the office
by Bruno.Martinou＠equant.com 21 May '04

21 May '04

I will be out of the office starting 19/05/2004 and will not return until 24/05/2004. Please copy CNP Internet & Peering in case of emergency.

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Weekly Routing Table Report
by Routing Table Analysis 21 May '04

21 May '04

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 If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 22 May, 2004 Analysis Summary ---------------- BGP routing table entries examined: 138121 Prefixes after maximum aggregation: 84026 Unique aggregates announced to Internet: 67160 Total ASes present in the Internet Routing Table: 17261 Origin-only ASes present in the Internet Routing Table: 14964 Origin ASes announcing only one prefix: 6956 Transit ASes present in the Internet Routing Table: 2297 Transit-only ASes present in the Internet Routing Table: 75 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 26 Illegal AS announcements present in the Routing Table: 12 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 18 Number of addresses announced to Internet: 1289331964 Equivalent to 76 /8s, 217 /16s and 164 /24s Percentage of available address space announced: 34.8 Percentage of allocated address space announced: 57.1 Percentage of available address space allocated: 60.9 Total number of prefixes smaller than registry allocations: 61989 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 26473 Total APNIC prefixes after maximum aggregation: 13746 Prefixes being announced from the APNIC address blocks: 24781 Unique aggregates announced from the APNIC address blocks: 13836 APNIC Region origin ASes present in the Internet Routing Table: 2058 APNIC Region origin ASes announcing only one prefix: 615 APNIC Region transit ASes present in the Internet Routing Table: 335 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 146961152 Equivalent to 8 /8s, 194 /16s and 115 /24s Percentage of available APNIC address space announced: 67.1 APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239 17408 - 18431, 23552 - 24575 APNIC Address Blocks 58/7, 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 79113 Total ARIN prefixes after maximum aggregation: 49264 Prefixes being announced from the ARIN address blocks: 61151 Unique aggregates announced from the ARIN address blocks: 21545 ARIN Region origin ASes present in the Internet Routing Table: 9191 ARIN Region origin ASes announcing only one prefix: 3273 ARIN Region transit ASes present in the Internet Routing Table: 909 Average ARIN Region AS path length visible: 4.4 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 224271136 Equivalent to 13 /8s, 94 /16s and 27 /24s Percentage of available ARIN address space announced: 74.3 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, 29695 - 30719 31744 - 32767 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/8, 198/7, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 25470 Total RIPE prefixes after maximum aggregation: 18122 Prefixes being announced from the RIPE address blocks: 22282 Unique aggregates announced from the RIPE address blocks: 14770 RIPE Region origin ASes present in the Internet Routing Table: 5470 RIPE Region origin ASes announcing only one prefix: 2943 RIPE Region transit ASes present in the Internet Routing Table: 938 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 162493184 Equivalent to 9 /8s, 175 /16s and 115 /24s Percentage of available RIPE address space announced: 57.0 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, 28672 - 29695 30720 - 31743 RIPE Address Blocks 62/8, 80/5, 88/8, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 5912 Total LACNIC prefixes after maximum aggregation: 2217 Prefixes being announced from the LACNIC address blocks: 5578 Unique aggregates announced from the LACNIC address blocks: 3493 LACNIC Region origin ASes present in the Internet Routing Table: 377 LACNIC Region origin ASes announcing only one prefix: 104 LACNIC Region transit ASes present in the Internet Routing Table: 71 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 15 Number of LACNIC addresses announced to Internet: 14926592 Equivalent to 0 /8s, 227 /16s and 195 /24s Percentage of available LACNIC address space announced: 44.5 LACNIC AS Blocks 26592 - 26623, 27648 - 28671 LACNIC Address Blocks 200/7 Emerging AfriNIC Region Analysis Summary ---------------------------------------- Prefixes being announced by AfriNIC Region ASes: 1149 Total AfriNIC prefixes after maximum aggregation: 677 Prefixes being announced from the AfriNIC address blocks: 771 Unique aggregates announced from the AfriNIC address blocks: 580 AfriNIC Region origin ASes present in the Internet Routing Table: 91 AfriNIC Region origin ASes announcing only one prefix: 21 AfriNIC Region transit ASes present in the Internet Routing Table: 11 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 1848576 Equivalent to 0 /8s, 28 /16s and 53 /24s Percentage of available AfriNIC address space announced: 11.0 AfriNIC AS Blocks <none> AfriNIC Address Blocks 196/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 1221 852 1091 614 Telstra Pty Ltd 4134 770 3514 140 Data Communications Bureau 4766 488 2896 263 Korea Internet Exchange for " 9583 473 39 89 Satyam Infoway Ltd., 9443 354 69 78 Primus Telecommunications 2907 353 1841 330 SINET Japan 4755 352 122 48 Videsh Sanchar Nigam Ltd. Aut 9929 345 156 33 China Netcom Corp. 17676 341 5084 33 XTAGE CORPORATION 703 330 375 257 UUNET 17557 327 23 167 Pakistan Telecom 2764 296 275 242 connect.com.au pty ltd 7474 265 268 208 Optus Communications Pty Ltd 9942 230 71 127 COMindico Australia 9800 224 367 62 CHINA UNICOM 4780 212 193 26 Digital United Inc. 9498 194 47 46 BHARTI BT INTERNET LTD. 17974 179 51 97 PT TELEKOMUNIKASI INDONESIA 4837 176 1683 105 chinanet IDC center beijing n 10036 173 16 162 C&M Communication Co. Ltd. ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1449 6892 1009 AT&T 701 1318 8545 944 UUNET Technologies, Inc. 1239 937 3016 639 Sprint 3356 896 10916 679 Level 3 Communications, LLC 209 736 3459 503 Qwest 4323 727 560 199 Time Warner Communications, I 18566 704 192 8 Covad Communications 6197 702 519 268 BellSouth Network Solutions, 6198 557 366 210 BellSouth Network Solutions, 20115 555 365 290 Charter Communications 852 513 1142 404 Telus Advanced Communications 7843 496 646 115 Adelphia Corp. 7132 452 7868 336 Southwestern Bell Internet Se 2386 428 601 231 AT&T Data Communications Serv 705 402 147 276 UUNET Technologies, Inc. 6347 401 388 90 SAVVIS Communications Corpora 4355 391 323 101 EarthLink, Inc. 22909 387 840 29 Comcast Cable Corporation 376 384 359 112 Reseau Interordinateurs Scien 5668 380 71 17 Century Telephone RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 651 2037 546 UUNET - Commercial IP service 3320 296 2477 236 Deutsche Telekom AG 3301 273 1096 263 TeliaNet Sweden 8220 272 428 259 COLT Internet - International 680 244 2025 239 DFN-IP service G-WiN 1257 240 493 196 SWIPnet Swedish IP Network 13083 216 51 8 Mannesmann Datenverarbeitung 3246 203 461 200 Song Networks 5515 202 795 144 Sonera Solution Autonomous Sy 719 178 288 102 LANLINK autonomous system 3215 176 833 69 France Telecom Transpac 8708 174 111 163 Romania Data Systems S.A. 25186 174 172 115 France Telecom Transpac's Tra 786 173 1794 173 The JANET IP Service 6746 152 29 126 Dynamic Network Technologies, 5400 150 225 128 BT Ignite European Backbone 3269 137 1101 65 TELECOM ITALIA 3303 132 611 132 Swisscom Ltd 12302 123 18 29 MobiFon S.A. 8866 115 13 6 Bulgarian Telecommunication C LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 386 124 65 ImpSat 8151 267 373 128 UniNet S.A. de C.V. 11172 214 79 50 Servicios Alestra S.A de C.V 16814 203 13 7 NSS, S.A. 6147 160 82 21 Telefonica Del Peru 7303 143 53 32 Telecom Argentina Stet-France 6505 134 90 92 Global One Communicaoes Ltda 6503 130 219 89 AVANTEL, S.A. 11992 89 9 28 Integrated Systems 11556 87 57 24 Cable-Wireless Panama 6535 79 5 16 Chilesat Servicios Empresari 15311 75 19 37 Telefonica Empresas 14420 73 5 32 ANDINATEL S.A. 5639 72 8 8 Telecommunications Services o 4270 71 18 9 Red de Interconexion Universi 14535 70 6 5 Techtel S.A. 11311 69 7 19 Sinectis S.A. 14259 68 4 5 GTD Internet S.A. 10292 66 6 25 TELECOMMUNICATIONS OF JAMAICA 7080 64 4 1 Electronica y Comunicaciones AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 254 632 219 The Internet Solution 5536 107 8 3 Internet Egypt Network 2018 94 297 92 Tertiary Education Network 2905 89 272 79 The Internetworking Company o 11845 37 9 11 Data Pro Business Online 24835 31 18 6 RAYA Telecom - Egypt 9129 27 3 4 UUNET Kenya 5713 26 125 24 Telkom SA Ltd 16637 25 9 18 Johnnic e-Ventures 6713 24 38 9 Itissalat Al-MAGHRIB 12455 24 4 2 Jambonet Autonomous system 14988 24 16 1 Botswana Telecommunications C 8524 23 2 4 AUCEGYPT Autonomous System 10798 18 1 12 Standard Bank of South Africa 15706 16 2 3 Sudatel Internet Exchange Aut 12258 15 3 10 Vodacom Internet Company 8346 14 22 13 SONATEL-AS Autonomous System 15808 13 1 5 Communication Solutions Ltd i 17148 13 1 7 First National Bank 2609 12 26 4 Tunisia BackBone AS Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 18566 704 696 Covad Communications 4134 770 630 Data Communications Bureau 4323 727 528 Time Warner Communications, I 6197 702 434 BellSouth Network Solutions, 9583 473 384 Satyam Infoway Ltd., 7843 496 381 Adelphia Corp. 701 1318 374 UUNET Technologies, Inc. 5668 380 363 Century Telephone 22909 387 358 Comcast Cable Corporation 6198 557 347 BellSouth Network Solutions, 27364 359 340 Armstrong Cable Services 22773 372 328 Cox Communications, Inc. Atla 6140 386 321 ImpSat 9929 345 312 China Netcom Corp. 6347 401 311 SAVVIS Communications Corpora 17676 341 308 XTAGE CORPORATION 4755 352 304 Videsh Sanchar Nigam Ltd. Aut 1239 937 298 Sprint 4355 391 290 EarthLink, Inc. 9443 354 276 Primus Telecommunications List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 18416 UNALLOCATED 61.56.96.0/24 9919 New Century InfoComm 18416 UNALLOCATED 61.56.96.0/20 9919 New Century InfoComm 65001 PRIVATE 148.235.124.0/24 8151 UniNet S.A. de C.V. 1877 UNALLOCATED 192.108.199.0/24 1876 Southern Methodist U 65001 PRIVATE 200.79.116.0/24 8151 UniNet S.A. de C.V. 65502 PRIVATE 203.97.150.0/24 7714 TelstraClear 18412 UNALLOCATED 211.77.0.0/19 9674 Far EastTone Telecom 30306 UNALLOCATED 212.85.220.0/24 21242 Menasat - GDBC ,Glob 30306 UNALLOCATED 212.85.220.0/22 21242 Menasat - GDBC ,Glob 30306 UNALLOCATED 212.85.221.0/24 21242 Menasat - GDBC ,Glob 30306 UNALLOCATED 212.85.222.0/24 21242 Menasat - GDBC ,Glob 30306 UNALLOCATED 212.85.223.0/24 5713 Telkom SA Ltd Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 132.0.0.0/10 568 DISO-UNRRA 137.0.0.0/13 568 DISO-UNRRA 156.154.16.0/22 7786 Lockheed Martin IMS 158.0.0.0/13 568 DISO-UNRRA 164.234.0.0/18 721 DLA Systems Automation Center 164.234.0.0/16 721 DLA Systems Automation Center 192.43.230.0/24 4738 South Australian Academic Res 192.44.0.0/19 702 UUNET - Commercial IP service 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 192.84.205.0/24 719 LANLINK autonomous system 192.119.135.0/24 270 NASA 192.135.50.0/24 7018 AT&T 192.136.79.0/24 719 LANLINK autonomous system 192.172.0.0/19 568 DISO-UNRRA 192.172.11.0/24 721 DLA Systems Automation Center Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:18 /9:3 /10:6 /11:15 /12:59 /13:120 /14:293 /15:510 /16:7759 /17:2023 /18:3596 /19:9376 /20:9863 /21:7173 /22:10178 /23:11539 /24:74884 /25:214 /26:255 /27:132 /28:31 /29:8 /30:54 /31:0 /32:12 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 687 704 Covad Communications 7018 552 1449 AT&T 6197 533 702 BellSouth Network Solutions, 3356 508 896 Level 3 Communications, LLC 702 396 651 UUNET - Commercial IP service 6198 395 557 BellSouth Network Solutions, 701 367 1318 UUNET Technologies, Inc. 1239 361 937 Sprint 27364 347 359 Armstrong Cable Services 5668 332 380 Century Telephone 9583 314 473 Satyam Infoway Ltd., 4766 311 488 Korea Internet Exchange for " 20115 296 555 Charter Communications 9929 275 345 China Netcom Corp. 14824 250 275 NewSouth Communications Corp. 690 247 283 Merit Network 3320 245 296 Deutsche Telekom AG 25844 244 244 Skadden, Arps, Slate, Meagher 13609 235 276 Choice One Communications Inc 6517 231 257 Yipes Communications, Inc. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:3 12:816 13:1 15:5 16:1 17:3 20:8 24:724 32:95 38:69 40:54 44:3 55:1 56:4 57:15 61:376 62:490 63:1827 64:1834 65:1987 66:2499 67:313 68:515 69:547 70:64 80:502 81:298 82:173 83:56 128:149 129:195 130:82 131:131 132:18 133:1 134:179 135:17 136:186 137:106 138:157 139:38 140:156 141:126 142:117 143:54 144:90 145:42 146:301 147:76 148:374 149:115 150:93 151:66 152:165 153:62 154:1 155:120 156:61 157:54 158:145 159:147 160:54 161:54 162:381 163:73 164:159 165:160 166:99 167:219 168:225 169:105 170:286 171:8 192:5531 193:2705 194:2030 195:1366 196:549 198:3678 199:3059 200:3350 201:7 202:4567 203:5535 204:3040 205:1992 206:2254 207:2438 208:2238 209:2787 210:1437 211:550 212:968 213:1157 214:56 215:28 216:3382 217:899 218:170 219:108 220:217 221:28 222:28 End of report

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The Cidr Report
by cidr-report＠potaroo.net 21 May '04

21 May '04

This report has been generated at Fri May 21 21:43:31 2004 AEST. The report analyses the BGP Routing Table of an AS4637 (Reach) router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org/as4637 for a current version of this report. Recent Table History Date Prefixes CIDR Agg 14-05-04 134465 94321 15-05-04 134328 94291 16-05-04 134322 94277 17-05-04 134431 94339 18-05-04 134557 94505 19-05-04 134683 94655 20-05-04 134815 94861 21-05-04 134981 94840 AS Summary 17173 Number of ASes in routing system 6948 Number of ASes announcing only one prefix 1428 Largest number of prefixes announced by an AS AS7018 : ATTW AT&T WorldNet Services 73561344 Largest address span announced by an AS (/32s) AS568 : DISOUN DISO-UNRRA 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'). --- 21May04 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 135437 94890 40547 29.9% All ASes AS4134 751 153 598 79.6% CHINANET-BACKBONE No.31,Jin-rong Street AS4323 725 200 525 72.4% TWTC Time Warner Telecom AS7029 570 53 517 90.7% AIS-43 Alltel Information Services, Inc. AS7018 1428 990 438 30.7% ATTW AT&T WorldNet Services AS6197 698 312 386 55.3% BNS-14 BellSouth Network Solutions, Inc AS7843 496 115 381 76.8% ADELPH-13 Adelphia Corp. AS9583 473 107 366 77.4% SATYAMNET-AS Satyam Infoway Ltd., AS701 1299 934 365 28.1% UU UUNET Technologies, Inc. AS22909 387 37 350 90.4% CMCS Comcast Cable Communications, Inc. AS6198 554 224 330 59.6% BNS-14 BellSouth Network Solutions, Inc AS22773 372 52 320 86.0% CXAB Cox Communications Inc. Atlanta AS27364 354 40 314 88.7% ARMC Armstrong Cable Services AS9929 336 33 303 90.2% CNCNET-CN China Netcom Corp. AS1239 943 644 299 31.7% SPRN Sprint AS17676 339 50 289 85.3% JPNIC-JP-ASN-BLOCK Japan Network Information Center AS4355 381 99 282 74.0% ERSD EARTHLINK, INC AS6140 386 120 266 68.9% IMPSA ImpSat AS6478 304 48 256 84.2% ATTW AT&T WorldNet Services AS1221 855 617 238 27.8% ASN-TELSTRA Telstra Pty Ltd AS209 735 504 231 31.4% QWEST-4 Qwest AS25844 243 16 227 93.4% SASMFL-2 Skadden, Arps, Slate, Meagher & Flom LLP AS14654 230 5 225 97.8% WAYPOR-3 Wayport AS3356 898 682 216 24.1% LEVEL3 Level 3 Communications AS4766 474 263 211 44.5% KIX Korea Internet Exchange for "96 World Internet Exposition AS9443 358 155 203 56.7% INTERNETPRIMUS-AS-AP Primus Telecommunications AS2386 427 240 187 43.8% ADCS-1 AT&T Data Communications Services AS5668 380 194 186 48.9% CIH-12 CenturyTel Internet Holdings, Inc. AS19262 269 88 181 67.3% VGN-2 Verizon Global Networks AS6327 208 28 180 86.5% SHAWC-2 Shaw Communications Inc. AS6347 401 221 180 44.9% SAVV SAVVIS Communications Corporation Total 16274 7224 9050 55.6% Top 30 total Possible Bogus Routes 24.138.80.0/20 AS11260 AHSICHCL Andara High Speed Internet c/o Halifax Cable Ltd. 24.246.0.0/17 AS7018 ATTW AT&T WorldNet Services 24.246.128.0/18 AS7018 ATTW AT&T WorldNet Services 60.254.0.0/20 AS23889 MAURITIUS-TELECOM-AS-AP MAURITIUS TELECOM 64.46.4.0/22 AS11711 TULARO TULAROSA COMMUNICATIONS 64.46.12.0/24 AS7850 IHIGHW iHighway.net, Inc. 64.46.27.0/24 AS8674 NETNOD-IX Netnod Internet Exchange Sverige AB 64.46.34.0/24 AS3408 64.46.63.0/24 AS7850 IHIGHW iHighway.net, Inc. 66.114.0.0/19 AS16526 BIRCHT Birch Telecom, Inc. 69.6.224.0/19 AS32392 HOSTI-3 Hosting-Network GmbH 69.26.32.0/19 AS17307 VIRTEL-15 Virtela Communications 132.0.0.0/10 AS568 DISOUN DISO-UNRRA 137.0.0.0/13 AS568 DISOUN DISO-UNRRA 138.136.0.0/13 AS568 DISOUN DISO-UNRRA 158.0.0.0/13 AS568 DISOUN DISO-UNRRA 192.30.93.0/24 AS17757 HPAUS-AP HP Australia 192.30.94.0/24 AS17757 HPAUS-AP HP Australia 192.30.127.0/24 AS719 LANLINK Elisa Oyj 192.40.105.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System 192.43.230.0/24 AS4738 SAARDNET-AS South Australian Academic Research and Development Network 192.44.0.0/19 AS702 AS702 MCI EMEA 192.81.182.0/24 AS719 LANLINK Elisa Oyj 192.81.183.0/24 AS719 LANLINK Elisa Oyj 192.81.184.0/24 AS719 LANLINK Elisa Oyj 192.119.135.0/24 AS270 NASA National Aeronautics and Space Administration 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.133.6.0/24 AS4004 GLOBALONE-EQUANT-UK Equant UK & Greece Autonomous System 192.135.50.0/24 AS7018 ATTW AT&T WorldNet Services 192.136.71.0/24 AS719 LANLINK Elisa Oyj 192.136.79.0/24 AS719 LANLINK Elisa Oyj 192.153.144.0/21 AS568 DISOUN DISO-UNRRA 192.172.0.0/19 AS568 DISOUN DISO-UNRRA 192.188.208.0/20 AS568 DISOUN DISO-UNRRA 192.243.32.0/23 AS2044 PALINA Palin Aquisitions Inc. 198.23.26.0/24 AS4390 BELLAT-7 Bell Atlantic, Inc. 198.97.72.0/21 AS568 DISOUN DISO-UNRRA 198.97.80.0/20 AS568 DISOUN DISO-UNRRA 198.97.88.0/24 AS89 NUSC-1 Naval Underwater Systems Center 198.97.192.0/20 AS568 DISOUN DISO-UNRRA 198.97.240.0/20 AS568 DISOUN DISO-UNRRA 198.97.247.0/24 AS3475 DEPART-52 Department of the Navy 198.101.4.0/22 AS568 DISOUN DISO-UNRRA 198.136.32.0/20 AS19329 MCBCC Martin County Board of County Commissioners 198.144.32.0/19 AS3998 CITY CityNet, Inc. 198.161.87.0/24 AS6539 GTGR GT Group Telecom Services Corp. 198.161.165.0/24 AS852 AGTA Telus Advanced Communications 198.163.155.0/24 AS684 MRN Manitoba Regional Network 198.167.0.0/16 AS7456 INS-51 Interhop Network SERVICES Inc. 198.167.163.0/24 AS15290 ACCA-2 Allstream Corp. Corporation Allstream 198.168.0.0/16 AS701 UU UUNET Technologies, Inc. 198.169.0.0/16 AS803 SASK SaskTel 198.232.133.0/24 AS23075 SKOTOS Skotos Tech, Inc 199.10.0.0/16 AS568 DISOUN DISO-UNRRA 199.60.0.0/20 AS271 UBC-3 University of British Columbia 199.84.0.0/16 AS701 UU UUNET Technologies, Inc. 199.114.0.0/18 AS568 DISOUN DISO-UNRRA 199.114.0.0/21 AS568 DISOUN DISO-UNRRA 199.114.128.0/18 AS568 DISOUN DISO-UNRRA 199.114.130.0/24 AS721 DNIC DoD Network Information Center 199.114.132.0/24 AS721 DNIC DoD Network Information Center 199.114.136.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.138.0/24 AS721 DNIC DoD Network Information Center 199.114.140.0/24 AS3544 DISAUN DISA/UNRRA 199.114.142.0/24 AS721 DNIC DoD Network Information Center 199.114.144.0/24 AS721 DNIC DoD Network Information Center 199.114.148.0/24 AS721 DNIC DoD Network Information Center 199.114.150.0/24 AS721 DNIC DoD Network Information Center 199.114.152.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.154.0/24 AS1733 ADP-41 AF DDN PMO 199.114.156.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.160.0/24 AS1733 ADP-41 AF DDN PMO 199.120.32.0/19 AS16582 NXLI NEXTLEVEL INTERNET, INC. 199.121.0.0/16 AS568 DISOUN DISO-UNRRA 199.123.0.0/18 AS568 DISOUN DISO-UNRRA 199.123.16.0/20 AS568 DISOUN DISO-UNRRA 199.123.80.0/21 AS568 DISOUN DISO-UNRRA 199.189.32.0/19 AS7332 IQUEST IQuest Internet 199.197.8.0/22 AS21814 PARSON-18 Parsons Corp. 199.202.0.0/16 AS701 UU UUNET Technologies, Inc. 202.2.64.0/20 AS9729 IS-AP iAdvantage Limited 202.47.1.0/24 AS7491 PI-PH-AS-AP PI-PHILIPINES 202.70.0.0/20 AS4658 NETFRONT-AS NETFRONT I.T. LIMITED (HONG KONG) 202.70.28.0/24 AS4515 ERX-STAR Star Internet Services Ltd. 202.73.128.0/22 AS4058 LINKAGENET-AP CPCNet Hong Kong Ltd. 202.86.142.0/24 AS30362 HAWAI-1 Hawaii-Pacific Teleport 202.93.0.0/20 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 202.122.76.0/24 AS17553 TIMELESS-AP System Integration provider 202.123.96.0/20 AS9288 COMCEN-AS-AP Com-Cen Pty Ltd 202.133.3.0/24 AS9335 CIP-JAPAN-AS-AP ATT IPlus 202.155.243.0/24 AS4795 INDOSAT2-ID INDOSATNET-ASN 202.164.224.0/19 AS7599 IPXC-AS-AP IP Exchange 203.32.4.0/23 AS7617 203.62.0.0/17 AS7572 AARNET-ACT-RNO Australian Academic and Reasearch Network (AARNet) 203.132.107.0/24 AS10236 FOXGOLD-NET-AU-AP FOXGOLD COMMUNICATIONS 203.132.108.0/24 AS10236 FOXGOLD-NET-AU-AP FOXGOLD COMMUNICATIONS 203.201.64.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.65.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.66.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.67.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.68.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.69.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.70.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.71.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.72.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.73.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.74.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.75.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.76.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.77.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.78.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 203.201.79.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 204.69.144.0/22 AS5668 CIH-12 CenturyTel Internet Holdings, Inc. 204.154.125.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.154.126.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.154.127.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.194.110.0/23 AS30653 EXOBI Exobit Networks Inc. 205.150.0.0/15 AS701 UU UUNET Technologies, Inc. 205.159.72.0/24 AS1660 ANSCOM-5 ANS Communications 206.41.32.0/19 AS14824 NCC-105 NewSouth Communications Corp. 206.81.187.0/24 AS19194 SNL-8 Sentris Network LLC 206.167.57.0/24 AS376 RISQR-3 Reseau Interordinateurs Scientique Quebecois (RISQ) 206.191.64.0/18 AS15290 ACCA-2 Allstream Corp. Corporation Allstream 206.251.69.0/24 AS27429 TIL-33 Telesat International Ltd. 207.231.96.0/19 AS11194 NUNETI NuNet Inc 208.81.187.0/24 AS19194 SNL-8 Sentris Network LLC 209.169.219.0/24 AS189 GNTY Genuity 209.169.223.0/24 AS189 GNTY Genuity 209.172.0.0/18 AS7770 TRTI Triton Technologies, Inc. 209.205.69.0/24 AS21578 Universidad autonoma de Bucaramanga 209.205.70.0/24 AS21578 Universidad autonoma de Bucaramanga 209.205.81.0/24 AS15066 SkyNet de Colombia S.A. 209.205.82.0/24 AS15066 SkyNet de Colombia S.A. 209.205.84.0/24 AS15066 SkyNet de Colombia S.A. 209.213.32.0/19 AS10629 INS-52 Inter-Pacific Network Services 209.213.50.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.51.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.55.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.56.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.222.137.0/24 AS27429 TIL-33 Telesat International Ltd. 209.251.0.0/19 AS11036 SISCOM-1 SISCOM, Inc 210.213.0.0/19 AS6453 GLOBEINTERNET Teleglobe America Inc. 216.18.224.0/21 AS11458 IMBRIS-1 IMBRIS, INC. 216.18.224.0/22 AS11458 IMBRIS-1 IMBRIS, INC. 216.18.228.0/22 AS11458 IMBRIS-1 IMBRIS, INC. 216.96.128.0/18 AS7018 ATTW AT&T WorldNet Services 216.145.130.0/24 AS11937 TRXI TRX Inc. 216.145.132.0/24 AS11937 TRXI TRX Inc. 216.145.133.0/24 AS11937 TRXI TRX Inc. 216.145.134.0/24 AS11937 TRXI TRX Inc. 216.145.135.0/24 AS11937 TRXI TRX Inc. 216.145.152.0/24 AS10758 INWAVE INWave Internet, Inc 216.145.156.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.158.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.176.0/21 AS20304 JIS-32 JVLNET Internet Services 216.145.177.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.178.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.184.0/21 AS10758 INWAVE INWave Internet, Inc 216.145.200.0/21 AS20304 JIS-32 JVLNET Internet Services 216.186.151.0/24 AS3356 LEVEL3 Level 3 Communications 216.186.152.0/21 AS3356 LEVEL3 Level 3 Communications 216.186.160.0/23 AS3356 LEVEL3 Level 3 Communications 216.186.164.0/22 AS3356 LEVEL3 Level 3 Communications 216.186.192.0/22 AS3356 LEVEL3 Level 3 Communications 216.186.198.0/23 AS3356 LEVEL3 Level 3 Communications 216.186.248.0/23 AS3356 LEVEL3 Level 3 Communications 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

Weekly Routing Table Report
by Routing Table Analysis 14 May '04

14 May '04

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 If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 15 May, 2004 Analysis Summary ---------------- BGP routing table entries examined: 137646 Prefixes after maximum aggregation: 83605 Unique aggregates announced to Internet: 66696 Total ASes present in the Internet Routing Table: 17225 Origin-only ASes present in the Internet Routing Table: 14930 Origin ASes announcing only one prefix: 6941 Transit ASes present in the Internet Routing Table: 2295 Transit-only ASes present in the Internet Routing Table: 76 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 26 Illegal AS announcements present in the Routing Table: 9 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 17 Number of addresses announced to Internet: 1304524280 Equivalent to 77 /8s, 193 /16s and 117 /24s Percentage of available address space announced: 35.2 Percentage of allocated address space announced: 57.8 Percentage of available address space allocated: 60.9 Total number of prefixes smaller than registry allocations: 61748 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 26298 Total APNIC prefixes after maximum aggregation: 13605 Prefixes being announced from the APNIC address blocks: 24607 Unique aggregates announced from the APNIC address blocks: 13725 APNIC Region origin ASes present in the Internet Routing Table: 2055 APNIC Region origin ASes announcing only one prefix: 612 APNIC Region transit ASes present in the Internet Routing Table: 333 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 146596352 Equivalent to 8 /8s, 188 /16s and 226 /24s Percentage of available APNIC address space announced: 66.9 APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239 17408 - 18431, 23552 - 24575 APNIC Address Blocks 58/7, 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 78896 Total ARIN prefixes after maximum aggregation: 49022 Prefixes being announced from the ARIN address blocks: 60928 Unique aggregates announced from the ARIN address blocks: 21298 ARIN Region origin ASes present in the Internet Routing Table: 9172 ARIN Region origin ASes announcing only one prefix: 3270 ARIN Region transit ASes present in the Internet Routing Table: 905 Average ARIN Region AS path length visible: 4.4 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 224298016 Equivalent to 13 /8s, 94 /16s and 132 /24s Percentage of available ARIN address space announced: 74.3 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, 29695 - 30719 31744 - 32767 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/8, 198/7, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 25420 Total RIPE prefixes after maximum aggregation: 18078 Prefixes being announced from the RIPE address blocks: 22230 Unique aggregates announced from the RIPE address blocks: 14692 RIPE Region origin ASes present in the Internet Routing Table: 5451 RIPE Region origin ASes announcing only one prefix: 2928 RIPE Region transit ASes present in the Internet Routing Table: 944 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 161051648 Equivalent to 9 /8s, 153 /16s and 116 /24s Percentage of available RIPE address space announced: 56.5 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, 28672 - 29695 30720 - 31743 RIPE Address Blocks 62/8, 80/5, 88/8, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 5884 Total LACNIC prefixes after maximum aggregation: 2226 Prefixes being announced from the LACNIC address blocks: 5537 Unique aggregates announced from the LACNIC address blocks: 3467 LACNIC Region origin ASes present in the Internet Routing Table: 378 LACNIC Region origin ASes announcing only one prefix: 107 LACNIC Region transit ASes present in the Internet Routing Table: 72 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 15 Number of LACNIC addresses announced to Internet: 14903552 Equivalent to 0 /8s, 227 /16s and 105 /24s Percentage of available LACNIC address space announced: 44.4 LACNIC AS Blocks 26592 - 26623, 27648 - 28671 LACNIC Address Blocks 200/7 Emerging AfriNIC Region Analysis Summary ---------------------------------------- Prefixes being announced by AfriNIC Region ASes: 1147 Total AfriNIC prefixes after maximum aggregation: 674 Prefixes being announced from the AfriNIC address blocks: 769 Unique aggregates announced from the AfriNIC address blocks: 571 AfriNIC Region origin ASes present in the Internet Routing Table: 92 AfriNIC Region origin ASes announcing only one prefix: 24 AfriNIC Region transit ASes present in the Internet Routing Table: 11 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 1846272 Equivalent to 0 /8s, 28 /16s and 44 /24s Percentage of available AfriNIC address space announced: 11.0 AfriNIC AS Blocks <none> AfriNIC Address Blocks 196/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 1221 853 1091 616 Telstra Pty Ltd 4134 768 3482 139 Data Communications Bureau 4766 488 2903 262 Korea Internet Exchange for " 9583 464 40 81 Satyam Infoway Ltd., 4755 354 125 52 Videsh Sanchar Nigam Ltd. Aut 9443 352 69 78 Primus Telecommunications 2907 351 1840 328 SINET Japan 9929 344 156 33 China Netcom Corp. 17676 341 5084 33 XTAGE CORPORATION 703 330 375 257 UUNET 17557 327 23 164 Pakistan Telecom 2764 295 275 242 connect.com.au pty ltd 7474 268 268 210 Optus Communications Pty Ltd 9942 228 71 125 COMindico Australia 9800 219 366 58 CHINA UNICOM 4780 212 193 26 Digital United Inc. 9498 192 31 45 BHARTI BT INTERNET LTD. 17974 179 51 98 PT TELEKOMUNIKASI INDONESIA 4837 175 1683 105 chinanet IDC center beijing n 9304 171 161 25 Hutchison Telecom (HK) ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1432 6888 998 AT&T 701 1320 8544 946 UUNET Technologies, Inc. 1239 935 3016 635 Sprint 3356 897 10948 680 Level 3 Communications, LLC 209 735 3469 504 Qwest 4323 725 561 200 Time Warner Communications, I 18566 704 192 8 Covad Communications 6197 701 517 267 BellSouth Network Solutions, 6198 569 372 210 BellSouth Network Solutions, 20115 536 848 273 Charter Communications 852 512 1142 403 Telus Advanced Communications 7066 505 208 274 Virginia Polytechnic Institut 7843 496 644 116 Adelphia Corp. 7132 450 7868 334 Southwestern Bell Internet Se 2386 427 593 231 AT&T Data Communications Serv 6347 401 388 90 SAVVIS Communications Corpora 705 399 145 274 UUNET Technologies, Inc. 4355 391 323 101 EarthLink, Inc. 22909 386 840 29 Comcast Cable Corporation 376 381 343 112 Reseau Interordinateurs Scien RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 650 2037 545 UUNET - Commercial IP service 3320 298 2477 238 Deutsche Telekom AG 3301 272 1096 262 TeliaNet Sweden 8220 272 428 259 COLT Internet - International 680 244 2025 239 DFN-IP service G-WiN 1257 240 493 196 SWIPnet Swedish IP Network 13083 216 51 8 Mannesmann Datenverarbeitung 3246 203 461 200 Song Networks 5515 202 795 144 Sonera Solution Autonomous Sy 719 194 288 102 LANLINK autonomous system 3215 177 835 69 France Telecom Transpac 8708 174 111 163 Romania Data Systems S.A. 25186 174 172 115 France Telecom Transpac's Tra 786 173 1794 173 The JANET IP Service 5400 149 225 130 BT Ignite European Backbone 6746 138 28 114 Dynamic Network Technologies, 3269 135 1101 65 TELECOM ITALIA 3303 134 611 134 Swisscom Ltd 12302 122 18 29 MobiFon S.A. 1273 110 165 89 Cable & Wireless Deutschland LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 385 123 70 ImpSat 8151 270 373 129 UniNet S.A. de C.V. 11172 215 79 50 Servicios Alestra S.A de C.V 16814 171 11 6 NSS, S.A. 6147 160 82 21 Telefonica Del Peru 7303 144 53 29 Telecom Argentina Stet-France 6505 133 90 91 Global One Communicaoes Ltda 6503 130 219 89 AVANTEL, S.A. 11992 88 9 28 Integrated Systems 11556 87 57 24 Cable-Wireless Panama 6535 78 5 20 Chilesat Servicios Empresari 15311 74 18 37 Telefonica Empresas 5639 72 8 8 Telecommunications Services o 4270 71 18 9 Red de Interconexion Universi 14535 71 6 5 Techtel S.A. 14420 70 4 29 ANDINATEL S.A. 11311 69 7 19 Sinectis S.A. 14259 68 4 5 GTD Internet S.A. 10292 65 6 25 TELECOMMUNICATIONS OF JAMAICA 7080 64 4 1 Electronica y Comunicaciones AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 254 632 219 The Internet Solution 5536 106 8 3 Internet Egypt Network 2018 94 297 92 Tertiary Education Network 2905 89 272 79 The Internetworking Company o 11845 36 9 11 Data Pro Business Online 24835 31 18 6 RAYA Telecom - Egypt 9129 28 3 4 UUNET Kenya 5713 26 125 24 Telkom SA Ltd 16637 25 9 18 Johnnic e-Ventures 6713 24 38 9 Itissalat Al-MAGHRIB 12455 24 4 2 Jambonet Autonomous system 14988 24 16 1 Botswana Telecommunications C 8524 23 2 4 AUCEGYPT Autonomous System 10798 18 1 12 Standard Bank of South Africa 15706 16 2 3 Sudatel Internet Exchange Aut 12258 15 3 10 Vodacom Internet Company 8346 14 22 13 SONATEL-AS Autonomous System 15808 13 1 5 Communication Solutions Ltd i 17148 13 1 7 First National Bank 2609 12 26 4 Tunisia BackBone AS Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 18566 704 696 Covad Communications 4134 768 629 Data Communications Bureau 4323 725 525 Time Warner Communications, I 6197 701 434 BellSouth Network Solutions, 9583 464 383 Satyam Infoway Ltd., 7843 496 380 Adelphia Corp. 701 1320 374 UUNET Technologies, Inc. 5668 377 360 Century Telephone 6198 569 359 BellSouth Network Solutions, 22909 386 357 Comcast Cable Corporation 27364 359 340 Armstrong Cable Services 22773 370 329 Cox Communications, Inc. Atla 6140 385 315 ImpSat 6347 401 311 SAVVIS Communications Corpora 9929 344 311 China Netcom Corp. 17676 341 308 XTAGE CORPORATION 4755 354 302 Videsh Sanchar Nigam Ltd. Aut 1239 935 300 Sprint 4355 391 290 EarthLink, Inc. 9443 352 274 Primus Telecommunications List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 18416 UNALLOCATED 61.56.96.0/24 9919 New Century InfoComm 18416 UNALLOCATED 61.56.96.0/20 9919 New Century InfoComm 1877 UNALLOCATED 192.108.199.0/24 1876 Southern Methodist U 18412 UNALLOCATED 211.77.0.0/19 9674 Far EastTone Telecom 30306 UNALLOCATED 212.85.220.0/24 21242 Menasat - GDBC ,Glob 30306 UNALLOCATED 212.85.220.0/22 21242 Menasat - GDBC ,Glob 30306 UNALLOCATED 212.85.221.0/24 21242 Menasat - GDBC ,Glob 30306 UNALLOCATED 212.85.222.0/24 21242 Menasat - GDBC ,Glob 30306 UNALLOCATED 212.85.223.0/24 5713 Telkom SA Ltd Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 132.0.0.0/10 568 DISO-UNRRA 137.0.0.0/13 568 DISO-UNRRA 156.154.16.0/22 7786 Lockheed Martin IMS 158.0.0.0/13 568 DISO-UNRRA 164.234.0.0/18 721 DLA Systems Automation Center 164.234.0.0/16 721 DLA Systems Automation Center 192.43.230.0/24 4738 South Australian Academic Res 192.44.0.0/19 702 UUNET - Commercial IP service 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 192.84.205.0/24 719 LANLINK autonomous system 192.119.135.0/24 270 NASA 192.135.50.0/24 7018 AT&T 192.136.79.0/24 719 LANLINK autonomous system 192.172.0.0/19 568 DISO-UNRRA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:5 /10:6 /11:16 /12:59 /13:117 /14:294 /15:509 /16:7749 /17:2011 /18:3580 /19:9364 /20:9837 /21:7130 /22:10117 /23:11454 /24:74661 /25:213 /26:264 /27:141 /28:30 /29:5 /30:53 /31:0 /32:12 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 687 704 Covad Communications 7018 541 1432 AT&T 6197 533 701 BellSouth Network Solutions, 3356 506 897 Level 3 Communications, LLC 6198 405 569 BellSouth Network Solutions, 7066 399 505 Virginia Polytechnic Institut 702 395 650 UUNET - Commercial IP service 701 367 1320 UUNET Technologies, Inc. 1239 359 935 Sprint 27364 347 359 Armstrong Cable Services 5668 329 377 Century Telephone 4766 308 488 Korea Internet Exchange for " 9583 306 464 Satyam Infoway Ltd., 20115 275 536 Charter Communications 9929 274 344 China Netcom Corp. 14824 250 275 NewSouth Communications Corp. 690 247 283 Merit Network 3320 245 298 Deutsche Telekom AG 25844 244 244 Skadden, Arps, Slate, Meagher 13609 234 275 Choice One Communications Inc Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:3 12:816 13:1 15:5 16:1 17:3 20:8 24:718 32:96 38:67 40:54 44:3 55:1 56:4 57:14 61:412 62:487 63:1848 64:1824 65:1987 66:2474 67:309 68:513 69:525 70:64 80:510 81:289 82:170 83:57 128:147 129:199 130:48 131:89 132:18 133:1 134:179 135:17 136:186 137:104 138:149 139:40 140:155 141:126 142:116 143:52 144:91 145:42 146:293 147:76 148:374 149:114 150:93 151:64 152:168 153:62 154:1 155:124 156:58 157:54 158:144 159:147 160:52 161:54 162:380 163:75 164:332 165:160 166:99 167:218 168:221 169:105 170:285 171:8 192:5533 193:2701 194:2041 195:1367 196:547 198:3661 199:3042 200:3316 201:8 202:4561 203:5541 204:3013 205:1982 206:2244 207:2434 208:2237 209:2783 210:1368 211:499 212:952 213:1143 214:41 215:28 216:3375 217:914 218:170 219:99 220:216 221:28 222:34 End of report

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The Cidr Report
by cidr-report＠potaroo.net 14 May '04

14 May '04

This report has been generated at Fri May 14 21:43:28 2004 AEST. The report analyses the BGP Routing Table of an AS4637 (Reach) router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org/as4637 for a current version of this report. Recent Table History Date Prefixes CIDR Agg 07-05-04 134302 94376 08-05-04 134423 94193 09-05-04 134359 94242 10-05-04 134412 94289 11-05-04 134451 94312 12-05-04 134397 94443 13-05-04 134540 94322 14-05-04 134465 94360 AS Summary 17138 Number of ASes in routing system 6939 Number of ASes announcing only one prefix 1413 Largest number of prefixes announced by an AS AS7018 : ATTW AT&T WorldNet Services 73602304 Largest address span announced by an AS (/32s) AS568 : DISOUN DISO-UNRRA 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'). --- 14May04 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 134369 94360 40009 29.8% All ASes AS4134 749 152 597 79.7% CHINANET-BACKBONE No.31,Jin-rong Street AS4323 724 201 523 72.2% TWTC Time Warner Telecom AS7018 1413 981 432 30.6% ATTW AT&T WorldNet Services AS6197 697 312 385 55.2% BNS-14 BellSouth Network Solutions, Inc AS7843 496 116 380 76.6% ADELPH-13 Adelphia Corp. AS701 1301 936 365 28.1% UU UUNET Technologies, Inc. AS9583 464 101 363 78.2% SATYAMNET-AS Satyam Infoway Ltd., AS22909 386 37 349 90.4% CMCS Comcast Cable Communications, Inc. AS6198 566 232 334 59.0% BNS-14 BellSouth Network Solutions, Inc AS22773 371 50 321 86.5% CXAB Cox Communications Inc. Atlanta AS27364 358 45 313 87.4% ARMC Armstrong Cable Services AS1239 942 640 302 32.1% SPRN Sprint AS9929 333 31 302 90.7% CNCNET-CN China Netcom Corp. AS17676 339 50 289 85.3% JPNIC-JP-ASN-BLOCK Japan Network Information Center AS4355 381 99 282 74.0% ERSD EARTHLINK, INC AS6140 384 116 268 69.8% IMPSA ImpSat AS6478 304 48 256 84.2% ATTW AT&T WorldNet Services AS1221 855 618 237 27.7% ASN-TELSTRA Telstra Pty Ltd AS209 736 505 231 31.4% QWEST-4 Qwest AS25844 243 16 227 93.4% SASMFL-2 Skadden, Arps, Slate, Meagher & Flom LLP AS14654 229 4 225 98.3% WAYPOR-3 Wayport AS3356 901 684 217 24.1% LEVEL3 Level 3 Communications AS4766 473 261 212 44.8% KIX Korea Internet Exchange for "96 World Internet Exposition AS9443 357 155 202 56.6% INTERNETPRIMUS-AS-AP Primus Telecommunications AS5668 377 192 185 49.1% CIH-12 CenturyTel Internet Holdings, Inc. AS2386 425 241 184 43.3% ADCS-1 AT&T Data Communications Services AS6327 208 28 180 86.5% SHAWC-2 Shaw Communications Inc. AS6347 401 221 180 44.9% SAVV SAVVIS Communications Corporation AS19262 268 88 180 67.2% VGN-2 Verizon Global Networks AS15270 211 43 168 79.6% PDP-14 PaeTec.net -a division of PaeTecCommunications, Inc. Total 15892 7203 8689 54.7% Top 30 total Possible Bogus Routes 24.138.80.0/20 AS11260 AHSICHCL Andara High Speed Internet c/o Halifax Cable Ltd. 24.160.0.0/11 AS20115 CC04 Charter Communications 24.246.0.0/17 AS7018 ATTW AT&T WorldNet Services 24.246.128.0/18 AS7018 ATTW AT&T WorldNet Services 60.254.0.0/20 AS23889 MAURITIUS-TELECOM-AS-AP MAURITIUS TELECOM 64.46.4.0/22 AS11711 TULARO TULAROSA COMMUNICATIONS 64.46.12.0/24 AS7850 IHIGHW iHighway.net, Inc. 64.46.27.0/24 AS8674 NETNOD-IX Netnod Internet Exchange Sverige AB 64.46.34.0/24 AS3408 64.46.63.0/24 AS7850 IHIGHW iHighway.net, Inc. 66.114.0.0/19 AS16526 BIRCHT Birch Telecom, Inc. 69.6.224.0/19 AS32392 HOSTI-3 Hosting-Network GmbH 69.26.32.0/19 AS17307 VIRTEL-15 Virtela Communications 132.0.0.0/10 AS568 DISOUN DISO-UNRRA 137.0.0.0/13 AS568 DISOUN DISO-UNRRA 138.136.0.0/13 AS568 DISOUN DISO-UNRRA 158.0.0.0/13 AS568 DISOUN DISO-UNRRA 192.30.93.0/24 AS17757 HPAUS-AP HP Australia 192.30.94.0/24 AS17757 HPAUS-AP HP Australia 192.30.127.0/24 AS719 LANLINK Elisa Oyj 192.40.105.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System 192.43.230.0/24 AS4738 SAARDNET-AS South Australian Academic Research and Development Network 192.44.0.0/19 AS702 AS702 MCI EMEA 192.81.182.0/24 AS719 LANLINK Elisa Oyj 192.81.183.0/24 AS719 LANLINK Elisa Oyj 192.81.184.0/24 AS719 LANLINK Elisa Oyj 192.119.135.0/24 AS270 NASA National Aeronautics and Space Administration 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.133.6.0/24 AS4004 GLOBALONE-EQUANT-UK Equant UK & Greece Autonomous System 192.135.50.0/24 AS7018 ATTW AT&T WorldNet Services 192.136.71.0/24 AS719 LANLINK Elisa Oyj 192.136.79.0/24 AS719 LANLINK Elisa Oyj 192.153.144.0/21 AS568 DISOUN DISO-UNRRA 192.172.0.0/19 AS568 DISOUN DISO-UNRRA 192.188.208.0/20 AS568 DISOUN DISO-UNRRA 192.243.32.0/23 AS2044 PALINA Palin Aquisitions Inc. 196.192.32.0/24 AS5511 OPENTRANSIT France Telecom 198.23.26.0/24 AS4390 BELLAT-7 Bell Atlantic, Inc. 198.97.72.0/21 AS568 DISOUN DISO-UNRRA 198.97.80.0/20 AS568 DISOUN DISO-UNRRA 198.97.88.0/24 AS89 NUSC-1 Naval Underwater Systems Center 198.97.192.0/20 AS568 DISOUN DISO-UNRRA 198.97.240.0/20 AS568 DISOUN DISO-UNRRA 198.97.247.0/24 AS3475 DEPART-52 Department of the Navy 198.101.4.0/22 AS568 DISOUN DISO-UNRRA 198.136.32.0/20 AS19329 MCBCC Martin County Board of County Commissioners 198.144.32.0/19 AS3998 CITY CityNet, Inc. 198.161.87.0/24 AS6539 GTGR GT Group Telecom Services Corp. 198.161.165.0/24 AS852 AGTA Telus Advanced Communications 198.163.155.0/24 AS684 MRN Manitoba Regional Network 198.167.0.0/16 AS7456 INS-51 Interhop Network SERVICES Inc. 198.167.163.0/24 AS15290 ACCA-2 Allstream Corp. Corporation Allstream 198.168.0.0/16 AS701 UU UUNET Technologies, Inc. 198.169.0.0/16 AS803 SASK SaskTel 198.232.133.0/24 AS23075 SKOTOS Skotos Tech, Inc 199.10.0.0/16 AS568 DISOUN DISO-UNRRA 199.60.0.0/20 AS271 UBC-3 University of British Columbia 199.84.0.0/16 AS701 UU UUNET Technologies, Inc. 199.114.0.0/18 AS568 DISOUN DISO-UNRRA 199.114.0.0/21 AS568 DISOUN DISO-UNRRA 199.114.128.0/18 AS568 DISOUN DISO-UNRRA 199.114.130.0/24 AS721 DNIC DoD Network Information Center 199.114.132.0/24 AS721 DNIC DoD Network Information Center 199.114.136.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.138.0/24 AS721 DNIC DoD Network Information Center 199.114.140.0/24 AS3544 DISAUN DISA/UNRRA 199.114.142.0/24 AS721 DNIC DoD Network Information Center 199.114.144.0/24 AS721 DNIC DoD Network Information Center 199.114.148.0/24 AS721 DNIC DoD Network Information Center 199.114.150.0/24 AS721 DNIC DoD Network Information Center 199.114.152.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.154.0/24 AS1733 ADP-41 AF DDN PMO 199.114.156.0/24 AS1913 DLA-8 Defense Logistics Agency 199.114.160.0/24 AS1733 ADP-41 AF DDN PMO 199.120.32.0/19 AS16582 NXLI NEXTLEVEL INTERNET, INC. 199.121.0.0/16 AS568 DISOUN DISO-UNRRA 199.123.0.0/18 AS568 DISOUN DISO-UNRRA 199.123.16.0/20 AS568 DISOUN DISO-UNRRA 199.123.80.0/21 AS568 DISOUN DISO-UNRRA 199.189.32.0/19 AS7332 IQUEST IQuest Internet 199.197.8.0/22 AS21814 PARSON-18 Parsons Corp. 199.202.0.0/16 AS701 UU UUNET Technologies, Inc. 202.2.64.0/20 AS9729 IS-AP iAdvantage Limited 202.47.1.0/24 AS7491 PI-PH-AS-AP PI-PHILIPINES 202.70.0.0/20 AS4658 NETFRONT-AS NETFRONT I.T. LIMITED (HONG KONG) 202.70.28.0/24 AS4515 ERX-STAR Star Internet Services Ltd. 202.73.128.0/22 AS4058 LINKAGENET-AP CPCNet Hong Kong Ltd. 202.86.142.0/24 AS30362 HAWAI-1 Hawaii-Pacific Teleport 202.93.0.0/20 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 202.122.76.0/24 AS17553 TIMELESS-AP System Integration provider 202.123.96.0/20 AS9288 COMCEN-AS-AP Com-Cen Pty Ltd 202.133.3.0/24 AS9335 CIP-JAPAN-AS-AP ATT IPlus 202.155.243.0/24 AS4795 INDOSAT2-ID INDOSATNET-ASN 202.164.224.0/19 AS7599 IPXC-AS-AP IP Exchange 203.32.4.0/23 AS7617 203.62.0.0/17 AS7572 AARNET-ACT-RNO Australian Academic and Reasearch Network (AARNet) 203.132.107.0/24 AS10236 FOXGOLD-NET-AU-AP FOXGOLD COMMUNICATIONS 203.132.108.0/24 AS10236 FOXGOLD-NET-AU-AP FOXGOLD COMMUNICATIONS 204.69.144.0/22 AS5668 CIH-12 CenturyTel Internet Holdings, Inc. 204.154.125.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.154.126.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.154.127.0/24 AS3952 TELLAB-1 TELLABS Operations, Inc. 204.194.110.0/23 AS30653 EXOBI Exobit Networks Inc. 205.150.0.0/15 AS701 UU UUNET Technologies, Inc. 205.159.72.0/24 AS1660 ANSCOM-5 ANS Communications 206.41.32.0/19 AS14824 NCC-105 NewSouth Communications Corp. 206.81.187.0/24 AS19194 SNL-8 Sentris Network LLC 206.167.57.0/24 AS376 RISQR-3 Reseau Interordinateurs Scientique Quebecois (RISQ) 206.191.64.0/18 AS15290 ACCA-2 Allstream Corp. Corporation Allstream 206.251.69.0/24 AS27429 TIL-33 Telesat International Ltd. 206.253.190.0/23 AS8123 POLYBA Polybase 207.231.96.0/19 AS11194 NUNETI NuNet Inc 208.81.187.0/24 AS19194 SNL-8 Sentris Network LLC 209.169.219.0/24 AS189 GNTY Genuity 209.169.223.0/24 AS189 GNTY Genuity 209.172.0.0/18 AS7770 TRTI Triton Technologies, Inc. 209.205.69.0/24 AS21578 Universidad autonoma de Bucaramanga 209.205.70.0/24 AS21578 Universidad autonoma de Bucaramanga 209.205.81.0/24 AS15066 SkyNet de Colombia S.A. 209.205.82.0/24 AS15066 SkyNet de Colombia S.A. 209.205.84.0/24 AS15066 SkyNet de Colombia S.A. 209.213.32.0/19 AS10629 INS-52 Inter-Pacific Network Services 209.213.50.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.51.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.55.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.213.56.0/24 AS10629 INS-52 Inter-Pacific Network Services 209.222.137.0/24 AS27429 TIL-33 Telesat International Ltd. 209.251.0.0/19 AS11036 SISCOM-1 SISCOM, Inc 210.213.0.0/19 AS6453 GLOBEINTERNET Teleglobe America Inc. 216.18.224.0/21 AS11458 IMBRIS-1 IMBRIS, INC. 216.18.224.0/22 AS11458 IMBRIS-1 IMBRIS, INC. 216.18.228.0/22 AS11458 IMBRIS-1 IMBRIS, INC. 216.96.128.0/18 AS7018 ATTW AT&T WorldNet Services 216.145.130.0/24 AS11937 TRXI TRX Inc. 216.145.132.0/24 AS11937 TRXI TRX Inc. 216.145.133.0/24 AS11937 TRXI TRX Inc. 216.145.134.0/24 AS11937 TRXI TRX Inc. 216.145.135.0/24 AS11937 TRXI TRX Inc. 216.145.152.0/24 AS10758 INWAVE INWave Internet, Inc 216.145.156.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.158.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.176.0/21 AS20304 JIS-32 JVLNET Internet Services 216.145.177.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.178.0/24 AS20304 JIS-32 JVLNET Internet Services 216.145.184.0/21 AS10758 INWAVE INWave Internet, Inc 216.145.200.0/21 AS20304 JIS-32 JVLNET Internet Services 216.186.151.0/24 AS3356 LEVEL3 Level 3 Communications 216.186.152.0/21 AS3356 LEVEL3 Level 3 Communications 216.186.160.0/23 AS3356 LEVEL3 Level 3 Communications 216.186.164.0/22 AS3356 LEVEL3 Level 3 Communications 216.186.192.0/22 AS3356 LEVEL3 Level 3 Communications 216.186.198.0/23 AS3356 LEVEL3 Level 3 Communications 216.186.248.0/23 AS3356 LEVEL3 Level 3 Communications 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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