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The Cidr Report
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cidr-report at potaroo.net
cidr-report at potaroo.net
Fri Feb 20 12:00:00 CET 2004
This report has been generated at Fri Feb 20 21:47:50 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 13-02-04 131225 91573 14-02-04 131314 91491 15-02-04 131233 91647 16-02-04 131350 91764 17-02-04 131484 91764 18-02-04 131572 91814 19-02-04 131618 91835 20-02-04 131753 91795 AS Summary 16600 Number of ASes in routing system 6654 Number of ASes announcing only one prefix 1385 Largest number of prefixes announced by an AS AS7018 : ATTW AT&T WorldNet Services 73517312 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'). --- 20Feb04 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 131836 91842 39994 30.3% All ASes AS4323 692 202 490 70.8% TWC-34 Time Warner Communications, Inc. AS6197 733 299 434 59.2% BNS-14 BellSouth Network Solutions, Inc AS7018 1385 967 418 30.2% ATTW AT&T WorldNet Services AS701 1324 949 375 28.3% UU UUNET Technologies, Inc. AS7843 505 132 373 73.9% ADELPH-13 Adelphia Corp. AS27364 382 33 349 91.4% ARMC Armstrong Cable Services AS6198 545 214 331 60.7% BNS-14 BellSouth Network Solutions, Inc AS4134 653 330 323 49.5% CHINANET-BACKBONE No.31,Jin-rong Street AS22909 342 20 322 94.2% CMCS Comcast Cable Communications, Inc. AS22773 344 35 309 89.8% CXAB Cox Communications Inc. Atlanta AS9583 354 47 307 86.7% SATYAMNET-AS Satyam Infoway Ltd., AS1239 945 661 284 30.1% SPRN Sprint AS4355 385 101 284 73.8% ERSD EARTHLINK, INC AS17676 294 41 253 86.1% JPNIC-JP-ASN-BLOCK Japan Network Information Center AS1221 897 645 252 28.1% ASN-TELSTRA Telstra Pty Ltd AS6347 330 83 247 74.8% SAVV SAVVIS Communications Corporation AS6478 268 39 229 85.4% ATTW AT&T WorldNet Services AS25844 243 16 227 93.4% SASMFL-2 Skadden, Arps, Slate, Meagher & Flom LLP AS6140 357 134 223 62.5% IMPSA ImpSat AS14654 216 4 212 98.1% WAYPOR-3 Wayport AS209 716 505 211 29.5% QWEST-4 Qwest AS11305 242 41 201 83.1% INTERL-80 Interland Incorporated AS2386 426 233 193 45.3% ADCS-1 AT&T Data Communications Services AS5668 346 158 188 54.3% CIH-12 CenturyTel Internet Holdings, Inc. AS20115 608 422 186 30.6% CHARTE-72 Charter Communications AS4519 203 20 183 90.1% MAASCO Maas Communications AS6327 207 29 178 86.0% SHAWC-2 Shaw Communications Inc. AS9929 208 30 178 85.6% CNCNET-CN China Netcom Corp. AS4766 418 247 171 40.9% KIX Korea Internet Exchange for "96 World Internet Exposition AS15270 211 40 171 81.0% PDP-14 PaeTec.net -a division of PaeTecCommunications, Inc. Total 14779 6677 8102 54.8% Top 30 total Possible Bogus Routes 24.138.80.0/20 AS11260 AHSICHCL Andara High Speed Internet c/o Halifax Cable Ltd. 63.0.0.0/8 AS705 UU UUNET Technologies, Inc. 64.46.0.0/18 AS7850 IHIGHW iHighway.net, Inc. 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 64.46.60.0/24 AS7850 IHIGHW iHighway.net, Inc. 64.46.63.0/24 AS7850 IHIGHW iHighway.net, Inc. 64.62.126.0/23 AS25700 SWIFTD SWIFTDESK VENTURE 66.114.0.0/19 AS16526 BIRCHT Birch Telecom, Inc. 66.114.28.0/24 AS15083 INMM Infolink Communication Services, Inc. 66.114.29.0/24 AS15083 INMM Infolink Communication Services, Inc. 66.114.30.0/24 AS15083 INMM Infolink Communication Services, Inc. 66.114.31.0/24 AS15083 INMM Infolink Communication Services, Inc. 69.8.128.0/17 AS7260 NORL Norlight Telecommunications 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 192.30.92.0/24 AS17757 HPAUS-AP HP Australia 192.30.93.0/24 AS17757 HPAUS-AP HP Australia 192.30.94.0/24 AS17757 HPAUS-AP HP Australia 192.30.96.0/24 AS10221 HEWLETT-PACKARD Multi-homed connections to multiple ISP's providing 192.30.127.0/24 AS719 LANLINK Elisa Oyj 192.43.230.0/24 AS4738 SAARDNET-AS South Australian Academic Research and Development Network 192.44.0.0/19 AS702 AS702 MCI EMEA 192.64.84.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System 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 192.83.16.0/20 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System 192.83.32.0/19 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System 192.83.64.0/19 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System 192.83.96.0/22 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System 192.83.100.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System 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 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 198.101.4.0/22 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 199.202.0.0/16 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) 202.70.24.0/24 AS17888 SINGTEL-HK SingTel Hong Kong Limited 202.70.28.0/24 AS4515 ERX-STAR Star Internet Services Ltd. 202.70.240.0/20 AS4058 LINKAGENET-AP CPCNet Hong Kong Ltd. 202.73.128.0/22 AS4058 LINKAGENET-AP CPCNet Hong Kong Ltd. 202.86.128.0/24 AS4755 VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 202.86.142.0/24 AS30362 HAWAI-1 Hawaii-Pacific Teleport 202.86.171.0/24 AS4755 VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 202.86.172.0/23 AS4755 VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 202.86.190.0/24 AS4750 LOXLEY-TH Loxley Information Co., Ltd. 202.93.0.0/20 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 202.122.76.0/24 AS17553 TIMELESS-AP System Integration provider 202.133.3.0/24 AS9335 CIP-JAPAN-AS-AP ATT IPlus 202.134.128.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.134.129.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.134.130.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.134.131.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.134.132.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.134.133.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.134.134.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.134.135.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.134.136.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.134.137.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.143.56.0/21 AS4761 INDOSAT1-AP INDOSATNET-ASN 202.149.240.0/20 AS4761 INDOSAT1-AP INDOSATNET-ASN 202.149.240.0/21 AS4761 INDOSAT1-AP INDOSATNET-ASN 202.149.248.0/21 AS4761 INDOSAT1-AP INDOSATNET-ASN 202.155.243.0/24 AS4795 INDOSAT2-ID-AP INDOSATNET-ASN 202.170.128.0/22 AS4755 VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 202.170.133.0/24 AS4755 VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 202.170.134.0/23 AS4755 VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 203.32.4.0/23 AS7617 203.62.0.0/17 AS7572 AARNET-ACT-RNO Australian Academic and Reasearch Network (AARNet) 203.86.2.0/23 AS4058 LINKAGENET-AP CPCNet Hong Kong Ltd. 203.87.224.0/19 AS4799 CHINA169-JT CNCGROUP old Jitong IP network 203.132.107.0/24 AS10236 FOXGOLD-NET-AU-AP FOXGOLD COMMUNICATIONS 203.132.108.0/24 AS10236 FOXGOLD-NET-AU-AP FOXGOLD COMMUNICATIONS 203.132.111.0/24 AS10236 FOXGOLD-NET-AU-AP FOXGOLD COMMUNICATIONS 203.132.118.0/24 AS18065 CENTRALDATA-WA Central Data Pty Ltd. 203.132.122.0/24 AS4802 WANTREE-AS-AP Wantree Development 203.132.123.0/24 AS18065 CENTRALDATA-WA Central Data Pty Ltd. 203.132.124.0/24 AS18065 CENTRALDATA-WA Central Data Pty Ltd. 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. 206.41.32.0/19 AS14824 NCC-105 NewSouth Communications Corp. 206.81.187.0/24 AS19194 SNL-8 Sentris Network LLC 206.108.34.0/24 AS852 AGTA Telus Advanced Communications 206.108.35.0/24 AS852 AGTA Telus Advanced Communications 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. 207.162.192.0/19 AS4589 EASYNET Easynet Group Plc 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. 209.205.95.0/24 AS6347 SAVV SAVVIS Communications Corporation 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. 209.240.96.0/19 AS10815 KCNETI-1 KCnet, Inc. 209.251.0.0/19 AS11036 SISCOM-1 SISCOM, Inc 209.251.64.0/19 AS10266 MDCN MDC, Inc. 210.213.0.0/19 AS6453 GIEUROPE 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. 216.36.46.0/24 AS7176 GTEIEUROPE-AS Genuity European AS 216.36.47.0/24 AS7176 GTEIEUROPE-AS Genuity European AS 216.96.128.0/18 AS7018 ATTW AT&T WorldNet Services Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog at merit.edu eof-list at ripe.net apops at apops.net routing-wg at ripe.net afnog at afnog.org
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