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[routing-wg]The Cidr Report
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cidr-report at potaroo.net
cidr-report at potaroo.net
Fri Feb 3 12:00:00 CET 2006
This report has been generated at Fri Feb 3 21:47:00 2006 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 27-01-06 176708 117351 28-01-06 177029 117287 29-01-06 176727 117422 30-01-06 177188 117463 31-01-06 177273 117668 01-02-06 178463 117222 02-02-06 177300 117596 03-02-06 178834 117487 AS Summary 21333 Number of ASes in routing system 8850 Number of ASes announcing only one prefix 1450 Largest number of prefixes announced by an AS AS7018 : ATT-INTERNET4 - AT&T WorldNet Services 91376384 Largest address span announced by an AS (/32s) AS721 : DLA-ASNBLOCK-AS - DoD Network Information Center Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. Aggregation is also proposed across non-advertised address space ('holes'). --- 03Feb06 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 177507 117420 60087 33.9% All ASes AS4323 1202 238 964 80.2% TWTC - Time Warner Telecom AS18566 901 9 892 99.0% COVAD - Covad Communications Co. AS4134 978 253 725 74.1% CHINANET-BACKBONE No.31,Jin-rong Street AS721 1029 312 717 69.7% DLA-ASNBLOCK-AS - DoD Network Information Center AS22773 612 44 568 92.8% CCINET-2 - Cox Communications Inc. AS6197 986 475 511 51.8% BATI-ATL - BellSouth Network Solutions, Inc AS855 573 65 508 88.7% CANET-ASN-4 - Canadian Research Network AS7018 1450 949 501 34.6% ATT-INTERNET4 - AT&T WorldNet Services AS19916 563 65 498 88.5% ASTRUM-0001 - OLM LLC AS7757 461 19 442 95.9% CCCH-AS4 - Comcast Cable Communications Holdings, Inc AS3602 521 107 414 79.5% AS3602-RTI - Rogers Telecom Inc. AS812 438 28 410 93.6% ROGERS-CABLE - Rogers Cable Inc. AS9498 518 123 395 76.3% BBIL-AP BHARTI BT INTERNET LTD. AS6198 636 243 393 61.8% BATI-MIA - BellSouth Network Solutions, Inc AS17676 480 104 376 78.3% JPNIC-JP-ASN-BLOCK Japan Network Information Center AS4766 673 303 370 55.0% KIXS-AS-KR Korea Telecom AS11492 628 263 365 58.1% CABLEONE - CABLE ONE AS17488 449 85 364 81.1% HATHWAY-NET-AP Hathway IP Over Cable Internet AS6467 391 52 339 86.7% ESPIRECOMM - e.spire Communications, Inc. AS4755 648 311 337 52.0% VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System AS15270 362 31 331 91.4% AS-PAETEC-NET - PaeTec.net -a division of PaeTecCommunications, Inc. AS22047 380 85 295 77.6% VTR BANDA ANCHA S.A. AS14654 299 13 286 95.7% WAYPORT - Wayport AS18101 325 39 286 88.0% RIL-IDC Reliance Infocom Ltd Internet Data Centre, AS3352 303 34 269 88.8% TELEFONICA-DATA-ESPANA Internet Access Network of TDE AS5668 515 246 269 52.2% AS-5668 - CenturyTel Internet Holdings, Inc. AS6167 338 69 269 79.6% CELLCO-PART - Cellco Partnership AS9929 324 57 267 82.4% CNCNET-CN China Netcom Corp. AS9583 848 595 253 29.8% SIFY-AS-IN Sify Limited AS1239 852 605 247 29.0% SPRINTLINK - Sprint Total 18683 5822 12861 68.8% Top 30 total Possible Bogus Routes 24.246.0.0/17 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.246.128.0/18 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 64.17.32.0/24 AS13488 CBWU-13488 - Continental Broadband Florida, Inc DBA WebUnited 64.17.33.0/24 AS13488 CBWU-13488 - Continental Broadband Florida, Inc DBA WebUnited 64.17.37.0/24 AS13488 CBWU-13488 - Continental Broadband Florida, Inc DBA WebUnited 64.25.224.0/20 AS12180 INTERNAP-2BLK - Internap Network Services 64.25.224.0/22 AS15083 INFOLINK-MIA-US - Infolink Information Services Inc. 64.38.96.0/19 AS19654 HOSTING-NETWORK - HOSTING-NETWORK, INC. 64.127.128.0/17 AS19654 HOSTING-NETWORK - HOSTING-NETWORK, INC. 66.11.32.0/20 AS6261 VISINET - Visionary Systems, Inc. 66.11.224.0/20 AS3356 LEVEL3 Level 3 Communications 66.37.96.0/20 AS3764 IA-HOU-AS - Internet America, Inc. 66.51.134.0/24 AS29876 LNTC - Latency LLC 66.96.0.0/20 AS3770 WORLDPATH-AS - WorldPath Internet Services 66.117.0.0/21 AS30033 NHI-NETWORKS - NHI Networks 66.117.8.0/24 AS174 COGENT Cogent/PSI 66.117.9.0/24 AS30033 NHI-NETWORKS - NHI Networks 66.117.16.0/24 AS30033 NHI-NETWORKS - NHI Networks 66.117.18.0/24 AS30033 NHI-NETWORKS - NHI Networks 66.117.20.0/24 AS30085 NHI-COLOCATIONS - New Horizon Collocations 66.117.21.0/24 AS30033 NHI-NETWORKS - NHI Networks 66.117.23.0/24 AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc. 66.117.25.0/24 AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc. 66.117.26.0/24 AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc. 66.117.27.0/24 AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc. 66.186.192.0/19 AS19654 HOSTING-NETWORK - HOSTING-NETWORK, INC. 66.187.96.0/24 AS10026 ANC Asia Netcom Corporation 66.187.108.0/24 AS10026 ANC Asia Netcom Corporation 66.187.109.0/24 AS10026 ANC Asia Netcom Corporation 66.216.0.0/18 AS19654 HOSTING-NETWORK - HOSTING-NETWORK, INC. 66.235.158.0/23 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 69.31.151.0/24 AS26627 AS-PILOSOFT - Pilosoft, Inc. 69.39.193.0/24 AS25973 MZIMA - Mzima Networks, Inc. 69.39.195.0/24 AS25973 MZIMA - Mzima Networks, Inc. 69.39.196.0/24 AS25973 MZIMA - Mzima Networks, Inc. 71.6.128.0/19 AS10439 CARI - California Regional Intranet, Inc. 85.129.3.0/24 AS14585 CIFNET - CIFNet, Inc. 85.129.4.0/24 AS14585 CIFNET - CIFNet, Inc. 89.146.0.0/18 AS28685 ASN-ROUTIT Routit BV Rotterdam The Netherlands 90.192.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS Project. 90.255.248.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS Project. 91.192.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS Project. 91.255.248.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS Project. 125.213.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 131.64.0.0/12 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 132.0.0.0/10 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 137.0.0.0/13 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 138.136.0.0/13 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 151.135.0.0/16 AS4763 TELSTRANZ-AS TelstraClear Ltd 158.0.0.0/13 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 163.142.0.0/16 AS2500 JPNIC-ASBLOCK-AP JPNIC 192.30.93.0/24 AS17757 HPAUS-AP HP Australia 192.30.94.0/24 AS17757 HPAUS-AP HP Australia 192.40.105.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System 192.43.230.0/24 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet) 192.44.0.0/19 AS702 AS702 MCI EMEA - Commercial IP service provider in Europe 192.44.0.0/24 AS5501 FRAUNHOFER-CLUSTER-BW Fraunhofer Gesellschaft 192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada 192.72.0.0/16 AS4780 SEEDNET Digital United Inc. 192.72.0.0/18 AS4780 SEEDNET Digital United Inc. 192.72.192.0/18 AS4780 SEEDNET Digital United Inc. 192.81.183.0/24 AS719 ELISA-AS Elisa Oyj 192.81.184.0/24 AS719 ELISA-AS Elisa Oyj 192.88.99.0/24 AS559 SWITCH SWITCH, Swiss Education and Research Network 192.96.36.0/24 AS5713 AFRINIC African Network Information Center 192.96.37.0/24 AS10474 AFRINIC African Network Information Center 192.96.135.0/24 AS2018 TENET - 1 - The Uninet Project 192.96.136.0/23 AS2018 TENET - 1 - The Uninet Project 192.96.140.0/24 AS2018 TENET - 1 - The Uninet Project 192.96.143.0/24 AS2018 TENET - 1 - The Uninet Project 192.96.145.0/24 AS2018 TENET - 1 - The Uninet Project 192.96.177.0/24 AS6083 AFRINIC African Network Information Center 192.96.250.0/24 AS2018 TENET - 1 - The Uninet Project 192.107.104.0/24 AS6458 GUATEL 192.119.135.0/24 AS270 PSCNI-AS - National Aeronautics and Space Administration 192.124.252.0/22 AS680 DFN-IP DFN-IP service X-WiN 192.133.6.0/24 AS10282 EQUANT-CEEUR EQUANT AS for Central and Eastern Europe region 192.136.53.0/24 AS8346 SONATEL-AS Autonomous System 192.153.144.0/21 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 192.172.0.0/19 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 192.188.208.0/20 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 193.0.246.0/24 AS3303 SWISSCOM Swisscom Solutions Ltd 193.32.19.0/24 AS702 AS702 MCI EMEA - Commercial IP service provider in Europe 193.32.20.0/23 AS702 AS702 MCI EMEA - Commercial IP service provider in Europe 193.36.1.0/24 AS8220 COLT COLT Telecommunications 193.37.69.0/24 AS2856 BT-UK-AS BTnet UK Regional network 193.37.236.0/24 AS702 AS702 MCI EMEA - Commercial IP service provider in Europe 193.110.77.0/24 AS3356 LEVEL3 Level 3 Communications 193.110.78.0/24 AS3356 LEVEL3 Level 3 Communications 193.110.79.0/24 AS3356 LEVEL3 Level 3 Communications 194.31.227.0/24 AS21461 TRANSFAIRNET Transfair-net GmbH Krefeld 194.59.176.0/20 AS1273 CW Cable & Wireless 194.153.156.0/24 AS24865 KMITCHELL-AS Keith Mitchell's Network 194.246.72.0/23 AS8893 ARTFILES-AS Artfiles New Media GmbH 198.23.26.0/24 AS4390 BELLATLANTIC-COM - Bell Atlantic, Inc. 198.54.82.0/24 AS2018 TENET - 1 - The Uninet Project 198.54.92.0/24 AS2018 TENET - 1 - The Uninet Project 198.54.222.0/24 AS2018 TENET - 1 - The Uninet Project 198.54.249.0/24 AS2018 TENET - 1 - The Uninet Project 198.54.250.0/24 AS2018 TENET - 1 - The Uninet Project 198.54.251.0/24 AS2018 TENET - 1 - The Uninet Project 198.97.72.0/21 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 198.97.80.0/20 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 198.97.96.0/19 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 198.97.240.0/20 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 198.101.4.0/22 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 198.136.32.0/20 AS19329 MCNET - Martin County Board of County Commissioners 198.160.171.0/24 AS7046 UUNET-CUSTOMER - UUNET Technologies, Inc. 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.163.155.0/24 AS684 MTSAL-ASN - MTS Allstream Inc. 198.167.0.0/16 AS7456 INTERHOP - Interhop Network SERVICES Inc. 198.167.163.0/24 AS15290 ALLST-15290 - Allstream Corp. Corporation Allstream 198.168.0.0/16 AS701 ALTERNET-AS - UUNET Technologies, Inc. 198.169.0.0/16 AS803 SASKTEL - SaskTel 198.232.133.0/24 AS23075 SKOTOS-AS - Skotos Tech, Inc 199.9.128.0/17 AS668 ASN-ASNET-NET-AS - Defense Research and Engineering Network 199.10.0.0/16 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 199.60.0.0/20 AS271 BCNET-AS - University of British Columbia 199.114.0.0/21 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 199.114.128.0/18 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 199.114.130.0/24 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 199.114.132.0/24 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 199.114.134.0/24 AS3541 ITSDN-U4 - DISA/UNRRA 199.114.136.0/24 AS27044 DDN-ASNBLK1 - DoD Network Information Center 199.114.138.0/24 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 199.114.140.0/24 AS3544 ITSDN-U7 - DISA/UNRRA 199.114.142.0/24 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 199.114.144.0/24 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.114.148.0/24 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 199.114.150.0/24 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 199.114.152.0/24 AS27033 DDN-ASNBLK1 - DoD Network Information Center 199.114.153.0/24 AS27034 DDN-ASNBLK1 - DoD Network Information Center 199.114.154.0/24 AS3542 ITSDN-U5 - DISA/UNRRA 199.114.160.0/24 AS1733 CENTAF-SWA - AF DDN PMO 199.121.0.0/16 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 199.123.0.0/18 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 199.123.16.0/20 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 199.123.80.0/21 AS721 DLA-ASNBLOCK-AS - DoD Network Information Center 199.189.32.0/19 AS7332 IQUEST-AS - IQuest Internet 199.202.0.0/16 AS701 ALTERNET-AS - UUNET Technologies, Inc. 199.246.116.0/24 AS813 UUNET-AS1 - UUNET Technologies, Inc. 202.9.64.0/19 AS9290 TPN-AS-AP Smart Global Network (M) Sdn Bhd 202.58.113.0/24 AS19161 INNOCOM-TELECOM - INNOCOM TELECOM 202.74.32.0/19 AS9315 CWN-AS-AP Chomanan WorldNet Co., Ltd. 202.86.252.0/22 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.253.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.254.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.255.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.90.33.0/24 AS9830 SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS 202.90.40.0/24 AS9830 SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS 202.90.41.0/24 AS9830 SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS 202.90.42.0/24 AS9830 SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS 202.90.43.0/24 AS9830 SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS 202.90.44.0/24 AS9830 SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS 202.93.0.0/20 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 202.131.64.0/19 AS9381 NEWTT-IP-AP Wharf T&T Ltd. 203.13.171.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet) 203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company 203.89.134.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 203.89.139.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd. 203.89.143.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 203.89.144.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 203.89.145.0/24 AS4637 REACH Reach Network Border AS 203.89.146.0/24 AS4637 REACH Reach Network Border AS 203.89.147.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 203.89.148.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 203.89.149.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 203.89.150.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 203.89.151.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 203.89.153.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 203.89.154.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 203.89.158.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 203.89.159.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 203.99.0.0/19 AS17746 ORCONINTERNET-NZ-AP Orcon Internet 203.99.142.0/24 AS9826 ILINK-HK-AP iLink.net Ltd 203.111.192.0/20 AS7473 SINGTEL-AS-AP Singapore Telecom 203.210.69.0/24 AS17536 PRODIGY-AS-AP Prodidgy Telecommunications 204.48.118.0/23 AS29912 CITIZENS-PROPERTY-INSURANCE-CORPORATION - Citizens Property Insurance Corporation 204.48.119.0/24 AS29912 CITIZENS-PROPERTY-INSURANCE-CORPORATION - Citizens Property Insurance Corporation 204.154.125.0/24 AS3952 TELLABS-ASN - TELLABS Operations, Inc. 204.154.126.0/24 AS3952 TELLABS-ASN - TELLABS Operations, Inc. 204.154.127.0/24 AS3952 TELLABS-ASN - TELLABS Operations, Inc. 205.150.0.0/15 AS701 ALTERNET-AS - UUNET Technologies, Inc. 206.108.96.0/19 AS577 BACOM - Bell Canada 206.128.104.0/21 AS11709 VIC - VIRTUAL INTERACTIVE CENTER 206.167.57.0/24 AS376 RISQ-AS - Reseau Interordinateurs Scientique Quebecois (RISQ) 206.191.64.0/18 AS15290 ALLST-15290 - Allstream Corp. Corporation Allstream 206.191.96.0/19 AS15290 ALLST-15290 - Allstream Corp. Corporation Allstream 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc 209.40.192.0/21 AS6487 CyberNet de Guatemala S.A. 209.40.200.0/21 AS6487 CyberNet de Guatemala S.A. 209.40.208.0/21 AS6487 CyberNet de Guatemala S.A. 209.40.216.0/21 AS6487 CyberNet de Guatemala S.A. 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. 209.234.0.0/18 AS3845 STATE-NET - CS&W, Inc. 216.37.110.0/23 AS4264 CERNET-ASN-BLOCK - California Education and Research Federation Network 216.71.224.0/20 AS23527 COTELLIGENCE - Cotelligence, Inc. 216.75.0.0/18 AS10439 CARI - California Regional Intranet, Inc. 216.82.160.0/20 AS20481 CALYX-NL Calyx Internet B.V. Netherlands 216.96.128.0/18 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.201.68.0/24 AS13564 BELLSOUTHINTERNATIONL - BellSouth International - Network Services 216.201.69.0/24 AS13564 BELLSOUTHINTERNATIONL - BellSouth International - Network Services 216.201.70.0/24 AS13564 BELLSOUTHINTERNATIONL - BellSouth International - Network Services 216.201.71.0/24 AS13564 BELLSOUTHINTERNATIONL - BellSouth International - Network Services 216.201.72.0/24 AS14709 Telefonica Moviles Panama S.A. 216.201.73.0/24 AS14709 Telefonica Moviles Panama S.A. 216.201.74.0/24 AS14709 Telefonica Moviles Panama S.A. 216.201.75.0/24 AS14709 Telefonica Moviles Panama S.A. 216.201.76.0/24 AS14709 Telefonica Moviles Panama S.A. 216.201.77.0/24 AS14709 Telefonica Moviles Panama S.A. 216.201.78.0/24 AS14709 Telefonica Moviles Panama S.A. 216.201.79.0/24 AS14709 Telefonica Moviles Panama S.A. 216.228.64.0/21 AS6295 WHIDBEY1 - Whidbey Internet Services 216.228.224.0/20 AS13674 VRIS-AS-BLOCK-13661-13675 - Verizon Internet Services Inc. 216.240.240.0/20 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.240.242.0/24 AS7018 ATT-INTERNET4 - 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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