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[routing-wg]The Cidr Report
by cidr-report＠potaroo.net 21 Nov '08

21 Nov '08

This report has been generated at Fri Nov 21 21:25:56 2008 AEST. The report analyses the BGP Routing Table of AS2.0 router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org for a current version of this report. Recent Table History Date Prefixes CIDR Agg 14-11-08 287463 175819 15-11-08 288017 176099 16-11-08 288342 1 17-11-08 1 176622 18-11-08 288552 177404 19-11-08 288990 177113 20-11-08 290680 178437 21-11-08 291693 179577 AS Summary 30068 Number of ASes in routing system 12708 Number of ASes announcing only one prefix 5063 Largest number of prefixes announced by an AS AS4538 : ERX-CERNET-BKB China Education and Research Network Center 89764864 Largest address span announced by an AS (/32s) AS27064: DDN-ASNBLK1 - DoD Network Information Center Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. Aggregation is also proposed across non-advertised address space ('holes'). --- 21Nov08 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 291934 179551 112383 38.5% All ASes AS4538 5063 877 4186 82.7% ERX-CERNET-BKB China Education and Research Network Center AS6389 4380 361 4019 91.8% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS209 3009 1336 1673 55.6% ASN-QWEST - Qwest Communications Corporation AS6298 2158 900 1258 58.3% ASN-CXA-PH-6298-CBS - Cox Communications Inc. AS17488 1428 299 1129 79.1% HATHWAY-NET-AP Hathway IP Over Cable Internet AS1785 1702 606 1096 64.4% AS-PAETEC-NET - PaeTec Communications, Inc. AS4323 1592 516 1076 67.6% TWTC - tw telecom holdings, inc. AS4755 1207 214 993 82.3% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS22773 1013 85 928 91.6% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS6478 1677 760 917 54.7% ATT-INTERNET3 - AT&T WorldNet Services AS8151 1401 570 831 59.3% Uninet S.A. de C.V. AS11492 1217 470 747 61.4% CABLEONE - CABLE ONE, INC. AS2386 1604 923 681 42.5% INS-AS - AT&T Data Communications Services AS19262 930 256 674 72.5% VZGNI-TRANSIT - Verizon Internet Services Inc. AS4766 1150 495 655 57.0% KIXS-AS-KR Korea Telecom AS18101 788 177 611 77.5% RIL-IDC Reliance Infocom Ltd Internet Data Centre, AS9498 690 116 574 83.2% BBIL-AP BHARTI Airtel Ltd. AS3356 1089 516 573 52.6% LEVEL3 Level 3 Communications AS18566 1059 552 507 47.9% COVAD - Covad Communications Co. AS7545 663 168 495 74.7% TPG-INTERNET-AP TPG Internet Pty Ltd AS4808 634 158 476 75.1% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS855 597 134 463 77.6% CANET-ASN-4 - Bell Aliant AS24560 623 173 450 72.2% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS17676 522 79 443 84.9% GIGAINFRA BB TECHNOLOGY Corp. AS7018 1439 998 441 30.6% ATT-INTERNET4 - AT&T WorldNet Services AS9443 525 84 441 84.0% INTERNETPRIMUS-AS-AP Primus Telecommunications AS22047 568 154 414 72.9% VTR BANDA ANCHA S.A. AS4668 695 282 413 59.4% LGNET-AS-KR LG CNS AS4780 735 330 405 55.1% SEEDNET Digital United Inc. AS4804 501 100 401 80.0% MPX-AS Microplex PTY LTD Total 40659 12689 27970 68.8% Top 30 total Possible Bogus Routes 24.75.116.0/22 AS10796 SCRR-10796 - Road Runner HoldCo LLC 24.75.160.0/19 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 24.142.40.0/21 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.142.160.0/19 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.245.128.0/17 AS11492 CABLEONE - CABLE ONE, INC. 24.246.0.0/17 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.246.128.0/18 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 41.187.0.0/16 AS20928 NOOR-AS 62.61.220.0/23 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 62.212.32.0/19 AS34797 EGRISI-AS Egrisi JSC. 63.140.213.0/24 AS22555 UTC - Universal Talkware Corporation 63.143.251.0/24 AS22555 UTC - Universal Talkware Corporation 63.248.0.0/16 AS3356 LEVEL3 Level 3 Communications 64.7.112.0/21 AS6453 GLOBEINTERNET TATA Communications 64.7.120.0/21 AS6453 GLOBEINTERNET TATA Communications 64.64.159.0/24 AS32004 BIG-ASN - Business Information Group, Inc. 64.79.88.0/24 AS26096 LODDEN - Lodden Services 64.79.89.0/24 AS26096 LODDEN - Lodden Services 64.188.0.0/16 AS3356 LEVEL3 Level 3 Communications 66.11.32.0/20 AS6261 VISINET - Visionary Systems, Inc. 66.11.40.0/21 AS6261 VISINET - Visionary Systems, Inc. 66.54.91.0/24 AS30506 BLACKSUN-1 - Blacksun Technologies LLC 66.55.160.0/19 AS29994 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.199.32.0/20 AS10397 WISP-AS - Wispnet, LLC 66.206.32.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.33.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.34.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.35.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.40.0/22 AS174 COGENT Cogent/PSI 66.206.44.0/23 AS174 COGENT Cogent/PSI 66.206.47.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 66.207.32.0/20 AS23011 69.71.192.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 69.80.0.0/17 AS3043 AMPHIB-AS - Amphibian Media Corporation 80.88.0.0/21 AS33774 DJAWEB 80.88.8.0/22 AS33774 DJAWEB 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 87.244.128.0/18 AS8733 CHELLO-BELGIUM UPC Belgium - Chello Belgium 91.207.236.0/23 AS3329 Hellas Online SA 98.96.0.0/13 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 100.10.10.0/24 AS14000 AXTEL, S.A. de C.V. 119.31.232.0/21 AS38870 121.50.168.0/21 AS9931 CAT-AP The Communication Authoity of Thailand, CAT 124.109.16.0/21 AS38137 137.0.0.0/13 AS27064 DDN-ASNBLK1 - DoD Network Information Center 151.135.0.0/16 AS4768 CLIX-NZ TelstraClear Ltd 163.142.0.0/16 AS2500 WIDE-BB WIDE Project 169.254.0.0/16 AS13184 HANSENET HanseNet Telekommunikation GmbH 172.7.0.0/24 AS28175 172.10.1.0/30 AS18305 POSNET POSDATA Co.,Ltd 188.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 188.0.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 188.0.0.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc 192.9.200.0/24 AS3602 AS3602-RTI - Rogers Telecom Inc. 192.40.105.0/24 AS12582 TSF-DATANET-NGD-AS TSF MPLS VPN Services 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.107.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.177.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada 192.96.36.0/24 AS5713 SAIX-NET 192.96.37.0/24 AS10474 NETACTIVE 192.96.135.0/24 AS2018 TENET-1 192.96.136.0/23 AS2018 TENET-1 192.96.141.0/24 AS2018 TENET-1 192.96.143.0/24 AS2018 TENET-1 192.96.145.0/24 AS2018 TENET-1 192.96.177.0/24 AS6083 POSIX-AFRICA 192.101.45.0/24 AS2905 TICSA-ASN 192.101.46.0/24 AS6503 Avantel, S.A. 192.101.47.0/24 AS6503 Avantel, S.A. 192.101.64.0/21 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.70.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.71.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.72.0/24 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.73.0/24 AS4765 WORLDNET-AS World Net & Services Co., Ltd. 192.101.74.0/24 AS1239 SPRINTLINK - Sprint 192.124.248.0/23 AS680 DFN-IP service G-WiN 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 192.133.6.0/24 AS10282 EQUANT-CEEUR EQUANT AS for Central and Eastern Europe region 192.153.144.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 192.154.32.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 193.9.24.0/24 AS6746 ASTRAL ASTRAL Telecom SA, Romania 193.178.118.0/24 AS30836 NET23-AS 23VNET Ltd. 196.6.108.0/24 AS5713 SAIX-NET 196.10.119.0/24 AS2018 TENET-1 196.10.122.0/23 AS2018 TENET-1 196.10.251.0/24 AS2018 TENET-1 196.10.252.0/23 AS2018 TENET-1 196.10.254.0/24 AS2018 TENET-1 196.13.101.0/24 AS2018 TENET-1 196.13.102.0/23 AS2018 TENET-1 196.13.104.0/24 AS2018 TENET-1 196.13.121.0/24 AS2018 TENET-1 196.13.125.0/24 AS2018 TENET-1 196.13.126.0/24 AS2018 TENET-1 196.13.169.0/24 AS2018 TENET-1 196.13.174.0/23 AS2018 TENET-1 196.13.176.0/21 AS2018 TENET-1 196.13.192.0/22 AS2018 TENET-1 196.13.196.0/24 AS2018 TENET-1 196.201.98.0/24 AS29571 CITelecom-AS 198.23.26.0/24 AS4390 BELLATLANTIC-COM - Bell Atlantic, Inc. 198.54.82.0/24 AS2018 TENET-1 198.54.92.0/24 AS2018 TENET-1 198.54.222.0/24 AS2018 TENET-1 198.97.72.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.97.80.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.97.96.0/19 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.97.240.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.144.96.0/20 AS12185 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.167.0.0/16 AS7456 INTERHOP - Interhop Network SERVICES Inc. 198.168.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 198.169.0.0/16 AS803 SASKTEL - Saskatchewan Telecommunications 198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services 199.10.0.0/16 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.114.0.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.114.128.0/18 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.114.130.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.131.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.132.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.134.0/24 AS3541 ITSDN-U4 - DoD Network Information Center 199.114.136.0/24 AS27044 DDN-ASNBLK1 - DoD Network Information Center 199.114.138.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.140.0/24 AS3544 ITSDN-U7 - DoD Network Information Center 199.114.142.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.144.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.148.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.150.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.152.0/24 AS27033 DDN-ASNBLK1 - DoD Network Information Center 199.114.153.0/24 AS27034 DDN-ASNBLK1 - DoD Network Information Center 199.114.154.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.114.156.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.114.160.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.121.0.0/16 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.0.0/18 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.16.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.80.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.189.32.0/19 AS7332 IQUEST-AS - IQuest Internet 199.202.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 199.202.216.0/21 AS577 BACOM - Bell Canada 199.246.116.0/24 AS813 UUNET-CANADA - MCI Communications Services, Inc. d/b/a Verizon Business 200.0.187.0/24 AS19132 200.5.32.0/21 AS19132 202.58.113.0/24 AS19161 INNOCOM-TELECOM - INNOCOM TELECOM 202.72.40.0/21 AS38205 202.72.40.0/24 AS38205 202.72.41.0/24 AS38205 202.72.47.0/24 AS38205 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.80.192.0/20 AS2706 HKSUPER-HK-AP Pacific Internet (Hong Kong) Limited 202.86.252.0/22 AS4748 RESOLINK-AS-AP Resources Link Network Limited 202.86.252.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.253.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.254.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.255.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.94.70.0/24 AS9837 POWERTEL-AP Powertel Ltd 202.124.195.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.136.254.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.136.255.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.150.56.0/24 AS38722 202.150.57.0/24 AS38722 202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. Ltd 203.12.45.0/24 AS4854 NETSPACE-AS-AP Netspace Online Systems 203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet) 203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company 203.89.139.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd. 203.111.192.0/20 AS7473 SINGTEL-AS-AP Singapore Telecommunications Ltd 203.112.111.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.113.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.114.0/24 AS4802 ASN-IINET iiNet Limited 203.112.116.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.117.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.118.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.119.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.120.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.121.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.127.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.128.128.0/19 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd. 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.9.217.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.9.218.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.13.140.0/22 AS7270 NET2PHONE - Net2Phone Corp. 204.16.120.0/23 AS12077 204.16.122.0/23 AS12077 204.19.14.0/23 AS577 BACOM - Bell Canada 204.48.58.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.48.60.0/24 AS4323 TWTC - tw telecom holdings, inc. 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 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 206.162.224.0/19 AS23464 ILCSNET - Interlink Computer Services 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 206.220.240.0/24 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.64/26 AS22335 MREN - Metropolitan Research and Education Network 206.220.240.128/25 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.220/32 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.241.0/24 AS10764 STARTAP - National Center for Supercomputing Applications 207.191.128.0/19 AS10887 BPSI-AS - BPSI Internet Services 207.204.168.0/24 AS15150 BELLTECH-AS - BELLWETHER TECHNOLOGY CORPORATION 207.204.222.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.38.192.0/18 AS3043 AMPHIB-AS - Amphibian Media Corporation 208.38.192.0/21 AS14237 BEAMSPEED1 - Beamspeed 208.38.202.0/24 AS14237 BEAMSPEED1 - Beamspeed 208.38.203.0/24 AS14237 BEAMSPEED1 - Beamspeed 208.38.204.0/22 AS14237 BEAMSPEED1 - Beamspeed 209.54.93.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 209.54.111.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.54.240.0/21 AS10887 BPSI-AS - BPSI Internet Services 209.74.96.0/19 AS10912 INTERNAP-BLK - Internap Network Services Corporation 209.140.90.0/24 AS14461 NTSL - NET SOLUTIONS 209.140.224.0/21 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.234.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.235.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.236.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.237.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.238.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.239.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.141.16.0/21 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.141.48.0/22 AS14461 NTSL - NET SOLUTIONS 209.145.192.0/18 AS3043 AMPHIB-AS - Amphibian Media Corporation 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 216.37.114.0/23 AS3549 GBLX Global Crossing Ltd. 216.37.120.0/23 AS13377 216.59.0.0/17 AS3356 LEVEL3 Level 3 Communications 216.99.16.0/24 AS6395 LVLT-6395 - Level 3 Communications, Inc. 216.99.20.0/24 AS6395 LVLT-6395 - Level 3 Communications, Inc. 216.162.96.0/19 AS7393 CYBERCON - CYBERCON, INC. 216.172.198.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.172.199.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.210.86.0/24 AS577 BACOM - Bell Canada 216.229.51.0/24 AS15211 216.240.240.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.240.241.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.240.242.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.251.207.0/24 AS1239 SPRINTLINK - Sprint 217.67.64.0/20 AS43554 CDS-AS Cifrovye Dispetcherskie Sistemy 217.78.71.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.72.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.73.0/24 AS12491 IPPLANET-AS IPPlanet Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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[routing-wg]ANNOUNCEMENT: RIPE NCC Training Courses
by Training 20 Nov '08

20 Nov '08

[Apologies for duplicate e-mails] Dear Colleagues, The RIPE NCC invites you to register for one of our upcoming training courses: - The LIR Training Course This course teaches LIRs how to request Internet number resources and interact with the RIPE NCC. A course outline is available at: http://www.ripe.net/training/lir/outline.html - The Routing Registry Training Course This course teaches LIRs how to use the RIPE Database for routing. A course outline is available at: http://www.ripe.net/training/rr/outline.html - The DNS for LIRs Training Course This course teaches LIRs about the RIPE NCC's DNS-related services. A course outline is available at: http://www.ripe.net/training/dns/outline.html To see the location of upcoming courses and to register, please use the LIR Portal or complete the registration form on our website at: http://www.ripe.net/cgi-bin/trainingform.pl.cgi If you have any questions please do not hesitate to contact us at <training(a)ripe.net>. Kind regards, Rumy Kanis Training Services Manager RIPE NCC

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[routing-wg]Weekly Routing Table Report
by Routing Analysis Role Account 14 Nov '08

14 Nov '08

This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. Daily listings are sent to bgp-stats(a)lists.apnic.net For historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 15 Nov, 2008 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 273747 Prefixes after maximum aggregation: 131698 Deaggregation factor: 2.08 Unique aggregates announced to Internet: 132906 Total ASes present in the Internet Routing Table: 29790 Prefixes per ASN: 9.19 Origin-only ASes present in the Internet Routing Table: 25923 Origin ASes announcing only one prefix: 12618 Transit ASes present in the Internet Routing Table: 3867 Transit-only ASes present in the Internet Routing Table: 84 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 25 Max AS path prepend of ASN ( 3816) 15 Prefixes from unregistered ASNs in the Routing Table: 548 Unregistered ASNs in the Routing Table: 201 Number of 32-bit ASNs allocated by the RIRs: 63 Prefixes from 32-bit ASNs in the Routing Table: 8 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 210 Number of addresses announced to Internet: 1954643712 Equivalent to 116 /8s, 129 /16s and 127 /24s Percentage of available address space announced: 52.7 Percentage of allocated address space announced: 63.0 Percentage of available address space allocated: 83.7 Percentage of address space in use by end-sites: 74.3 Total number of prefixes smaller than registry allocations: 134661 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 62656 Total APNIC prefixes after maximum aggregation: 23339 APNIC Deaggregation factor: 2.68 Prefixes being announced from the APNIC address blocks: 59566 Unique aggregates announced from the APNIC address blocks: 26910 APNIC Region origin ASes present in the Internet Routing Table: 3459 APNIC Prefixes per ASN: 17.22 APNIC Region origin ASes announcing only one prefix: 932 APNIC Region transit ASes present in the Internet Routing Table: 534 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 381242016 Equivalent to 22 /8s, 185 /16s and 74 /24s Percentage of available APNIC address space announced: 75.7 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 123986 Total ARIN prefixes after maximum aggregation: 64911 ARIN Deaggregation factor: 1.91 Prefixes being announced from the ARIN address blocks: 93363 Unique aggregates announced from the ARIN address blocks: 34747 ARIN Region origin ASes present in the Internet Routing Table: 12583 ARIN Prefixes per ASN: 7.42 ARIN Region origin ASes announcing only one prefix: 4862 ARIN Region transit ASes present in the Internet Routing Table: 1197 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 16 Number of ARIN addresses announced to Internet: 400498592 Equivalent to 23 /8s, 223 /16s and 31 /24s Percentage of available ARIN address space announced: 82.3 ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 60086 Total RIPE prefixes after maximum aggregation: 36115 RIPE Deaggregation factor: 1.66 Prefixes being announced from the RIPE address blocks: 55709 Unique aggregates announced from the RIPE address blocks: 37297 RIPE Region origin ASes present in the Internet Routing Table: 12184 RIPE Prefixes per ASN: 4.57 RIPE Region origin ASes announcing only one prefix: 6406 RIPE Region transit ASes present in the Internet Routing Table: 1862 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 378515552 Equivalent to 22 /8s, 143 /16s and 176 /24s Percentage of available RIPE address space announced: 86.8 RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-49151 RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 22297 Total LACNIC prefixes after maximum aggregation: 5569 LACNIC Deaggregation factor: 4.00 Prefixes being announced from the LACNIC address blocks: 20335 Unique aggregates announced from the LACNIC address blocks: 11386 LACNIC Region origin ASes present in the Internet Routing Table: 1030 LACNIC Prefixes per ASN: 19.74 LACNIC Region origin ASes announcing only one prefix: 339 LACNIC Region transit ASes present in the Internet Routing Table: 170 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 58064256 Equivalent to 3 /8s, 117 /16s and 253 /24s Percentage of available LACNIC address space announced: 57.7 LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 4195 Total AfriNIC prefixes after maximum aggregation: 1334 AfriNIC Deaggregation factor: 3.14 Prefixes being announced from the AfriNIC address blocks: 4466 Unique aggregates announced from the AfriNIC address blocks: 2142 AfriNIC Region origin ASes present in the Internet Routing Table: 264 AfriNIC Prefixes per ASN: 16.92 AfriNIC Region origin ASes announcing only one prefix: 79 AfriNIC Region transit ASes present in the Internet Routing Table: 52 Average AfriNIC Region AS path length visible: 4.0 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC addresses announced to Internet: 12920064 Equivalent to 0 /8s, 197 /16s and 37 /24s Percentage of available AfriNIC address space announced: 25.7 AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 17488 1409 99 106 Hathway IP Over Cable Interne 4755 1193 485 155 TATA Communications formerly 9583 1125 87 479 Sify Limited 4766 899 6409 363 Korea Telecom (KIX) 4134 898 13872 366 CHINANET-BACKBONE 23577 817 35 702 Korea Telecom (ATM-MPLS) 18101 786 167 31 Reliance Infocom Ltd Internet 4780 731 357 63 Digital United Inc. 9498 689 295 50 BHARTI BT INTERNET LTD. 4808 632 1172 143 CNCGROUP IP network: China169 Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4370 3434 344 bellsouth.net, inc. 209 3019 4032 625 Qwest 6298 2094 327 691 Cox Communicatons 1785 1696 717 155 PaeTec Communications, Inc. 6478 1664 365 196 AT&T Worldnet Services 20115 1662 1452 726 Charter Communications 2386 1591 701 901 AT&T Data Communications Serv 4323 1589 1084 377 Time Warner Telecom 7018 1406 5869 974 AT&T WorldNet Services 11492 1214 166 16 Cable One Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 3292 429 1766 380 TDC Tele Danmark 12479 366 578 6 Uni2 Autonomous System 30890 366 95 189 SC Kappa Invexim SRL 3301 333 1429 303 TeliaNet Sweden 8866 331 111 23 Bulgarian Telecommunication C 3320 322 7062 271 Deutsche Telekom AG 3215 316 2788 99 France Telecom Transpac 5462 300 794 27 Telewest Broadband 8452 293 188 11 TEDATA 25233 289 44 24 Awalnet Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1400 2832 224 UniNet S.A. de C.V. 11830 670 299 9 Instituto Costarricense de El 10620 557 126 54 TVCABLE BOGOTA 22047 522 270 14 VTR PUNTO NET S.A. 7303 497 244 70 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 6471 422 87 50 ENTEL CHILE S.A. 11172 406 118 72 Servicios Alestra S.A de C.V 28573 343 468 23 NET Servicos de Comunicao S.A 14117 331 23 9 Telefonica del Sur S.A. Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 560 72 45 LINKdotNET AS number 3741 271 857 227 The Internet Solution 20858 260 34 3 EgyNet 2018 238 215 140 Tertiary Education Network 29571 147 13 8 Ci Telecom Autonomous system 6713 144 135 11 Itissalat Al-MAGHRIB 33783 141 10 15 EEPAD TISP TELECOM & INTERNET 5536 119 7 22 Internet Egypt Network 33776 116 6 3 Starcomms Nigeria Limited 5713 114 555 63 Telkom SA Ltd Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4370 3434 344 bellsouth.net, inc. 209 3019 4032 625 Qwest 6298 2094 327 691 Cox Communicatons 1785 1696 717 155 PaeTec Communications, Inc. 6478 1664 365 196 AT&T Worldnet Services 20115 1662 1452 726 Charter Communications 2386 1591 701 901 AT&T Data Communications Serv 4323 1589 1084 377 Time Warner Telecom 17488 1409 99 106 Hathway IP Over Cable Interne 7018 1406 5869 974 AT&T WorldNet Services Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 209 3019 2394 Qwest 1785 1696 1541 PaeTec Communications, Inc. 6478 1664 1468 AT&T Worldnet Services 6298 2094 1403 Cox Communicatons 17488 1409 1303 Hathway IP Over Cable Interne 4323 1589 1212 Time Warner Telecom 11492 1214 1198 Cable One 8151 1400 1176 UniNet S.A. de C.V. 18566 1059 1049 Covad Communications 4755 1193 1038 TATA Communications formerly Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.52.128.0/19 22561 Digital Teleport, Inc 24.75.116.0/22 10796 ServiceCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.142.40.0/21 7018 AT&T WorldNet Services 24.142.160.0/19 7018 AT&T WorldNet Services 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio Complete listing at http://thyme.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:9 /10:19 /11:53 /12:159 /13:308 /14:547 /15:1077 /16:10156 /17:4457 /18:7687 /19:16553 /20:19396 /21:19150 /22:24122 /23:24829 /24:142451 /25:841 /26:1006 /27:798 /28:93 /29:9 /30:1 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2858 4370 bellsouth.net, inc. 6298 2068 2094 Cox Communicatons 209 1739 3019 Qwest 2386 1270 1591 AT&T Data Communications Serv 17488 1199 1409 Hathway IP Over Cable Interne 11492 1190 1214 Cable One 1785 1158 1696 PaeTec Communications, Inc. 6478 1106 1664 AT&T Worldnet Services 18566 1040 1059 Covad Communications 9583 992 1125 Sify Limited Complete listing at http://thyme.apnic.net/current/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1 4:12 8:153 12:2181 13:2 15:21 16:3 17:5 20:35 24:1088 30:1 32:61 38:512 40:92 41:781 43:1 44:2 47:12 52:3 55:3 56:3 57:27 58:515 59:550 60:452 61:1032 62:1121 63:2012 64:3280 65:2433 66:3480 67:1326 68:818 69:2351 70:888 71:138 72:2067 73:2 74:1294 75:167 76:290 77:880 78:520 79:292 80:928 81:844 82:594 83:397 84:586 85:1040 86:505 87:705 88:347 89:1357 90:27 91:1670 92:300 93:980 94:395 95:38 96:88 97:132 98:387 99:15 113:40 114:127 115:150 116:1010 117:406 118:252 119:529 120:103 121:610 122:868 123:445 124:870 125:1229 128:353 129:217 130:137 131:408 132:72 133:9 134:186 135:31 136:223 137:106 138:144 139:85 140:413 141:111 142:392 143:321 144:302 145:51 146:372 147:140 148:601 149:210 150:130 151:210 152:148 153:137 154:10 155:275 156:174 157:301 158:168 159:301 160:272 161:140 162:249 163:135 164:517 165:508 166:363 167:341 168:631 169:154 170:452 171:40 172:10 173:138 174:17 187:18 188:1 189:318 190:2390 192:5825 193:4140 194:3288 195:2626 196:1021 198:3711 199:3309 200:5509 201:1471 202:7679 203:8044 204:3930 205:2180 206:2297 207:2773 208:3727 209:3445 210:2608 211:1093 212:1547 213:1633 214:68 215:25 216:4382 217:1249 218:351 219:426 220:1059 221:419 222:303 End of report

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[routing-wg]BGP Update Report
by cidr-report＠potaroo.net 14 Nov '08

14 Nov '08

BGP Update Report Interval: 13-Oct-08 -to- 13-Nov-08 (32 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9583 192824 1.6% 169.3 -- SIFY-AS-IN Sify Limited 2 - AS4538 185313 1.5% 36.4 -- ERX-CERNET-BKB China Education and Research Network Center 3 - AS10396 153901 1.3% 2653.5 -- COQUI-NET - DATACOM CARIBE, INC. 4 - AS6389 130178 1.1% 29.5 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 5 - AS1803 89603 0.8% 63.6 -- ICMNET-5 - Sprint 6 - AS6629 85589 0.7% 1316.8 -- NOAA-AS - NOAA 7 - AS20115 66122 0.6% 29.6 -- CHARTER-NET-HKY-NC - Charter Communications 8 - AS23126 64323 0.5% 278.5 -- CENTURYTEL-SOLUTIONS-LLC - CenturyTel Solutions, LLC 9 - AS8151 62013 0.5% 43.1 -- Uninet S.A. de C.V. 10 - AS209 58003 0.5% 18.3 -- ASN-QWEST - Qwest Communications Corporation 11 - AS6298 56546 0.5% 26.7 -- ASN-CXA-PH-6298-CBS - Cox Communications Inc. 12 - AS2386 52486 0.4% 31.8 -- INS-AS - AT&T Data Communications Services 13 - AS29282 47473 0.4% 15824.3 -- EMENTOR-AS Enfo Oyj 14 - AS9051 45081 0.4% 280.0 -- IDM Autonomous System 15 - AS34116 43926 0.4% 439.3 -- CYBER-AS Cyber Net AS 16 - AS7643 43390 0.4% 24.5 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT) 17 - AS1785 42164 0.3% 24.6 -- AS-PAETEC-NET - PaeTec Communications, Inc. 18 - AS14106 41600 0.3% 20800.0 -- LEPMED01 - Leprechaun, LLC 19 - AS6458 41193 0.3% 97.2 -- Telgua 20 - AS17488 40525 0.3% 26.2 -- HATHWAY-NET-AP Hathway IP Over Cable Internet TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS14106 41600 0.3% 20800.0 -- LEPMED01 - Leprechaun, LLC 2 - AS29282 47473 0.4% 15824.3 -- EMENTOR-AS Enfo Oyj 3 - AS14593 14797 0.1% 14797.0 -- BRAND-INSTITUTE - Brand Instiute, Inc. 4 - AS43299 13760 0.1% 13760.0 -- TELECONTACT-AS Telecontact Ltd. 5 - AS22492 25284 0.2% 8428.0 -- 6 - AS37026 15335 0.1% 7667.5 -- SALT-ASN 7 - AS30287 5813 0.1% 5813.0 -- ALON-USA - ALON USA, LP 8 - AS40194 4229 0.0% 4229.0 -- INHOUSE-ASSOCIATES-LC - Inhouse Associates, L.C. 9 - AS14220 18062 0.1% 3612.4 -- I2A - I 20 Access 10 - AS4130 16410 0.1% 3282.0 -- UPITT-AS - University of Pittsburgh 11 - AS30969 26091 0.2% 3261.4 -- TAN-NET TransAfrica Networks 12 - AS41007 16046 0.1% 3209.2 -- CTCASTANA CTC ASTANA, KZ 13 - AS21603 30105 0.2% 3010.5 -- Universidad La Salle, AC 14 - AS25799 3001 0.0% 3001.0 -- HOLMAN - Holman Enterprises 15 - AS5691 38614 0.3% 2970.3 -- MITRE-AS-5 - The MITRE Corporation 16 - AS5033 25159 0.2% 2795.4 -- ISW - Internet Specialties West Inc. 17 - AS10396 153901 1.3% 2653.5 -- COQUI-NET - DATACOM CARIBE, INC. 18 - AS23917 2334 0.0% 2334.0 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane 19 - AS22247 2036 0.0% 2036.0 -- LETOURNEAUUNIVERSITY - LeTourneau University 20 - AS48131 2020 0.0% 2020.0 -- VANGUARD-BG-AS Vanguard SA TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 221.134.222.0/24 62636 0.5% AS9583 -- SIFY-AS-IN Sify Limited 2 - 210.214.151.0/24 59751 0.5% AS9583 -- SIFY-AS-IN Sify Limited 3 - 221.135.80.0/24 42657 0.3% AS9583 -- SIFY-AS-IN Sify Limited 4 - 192.12.120.0/24 38228 0.3% AS5691 -- MITRE-AS-5 - The MITRE Corporation 5 - 194.126.143.0/24 35011 0.3% AS9051 -- IDM Autonomous System 6 - 77.95.144.0/22 33245 0.3% AS29282 -- EMENTOR-AS Enfo Oyj 7 - 200.33.104.0/23 29597 0.2% AS21603 -- Universidad La Salle, AC 8 - 192.102.88.0/24 27198 0.2% AS6629 -- NOAA-AS - NOAA 9 - 192.35.129.0/24 26950 0.2% AS6629 -- NOAA-AS - NOAA 10 - 198.77.177.0/24 26932 0.2% AS6629 -- NOAA-AS - NOAA 11 - 12.2.46.0/24 25239 0.2% AS22492 -- 12 - 64.162.116.0/24 24935 0.2% AS5033 -- ISW - Internet Specialties West Inc. 13 - 221.128.192.0/18 23082 0.2% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 14 - 8.192.154.0/24 22681 0.2% AS14106 -- LEPMED01 - Leprechaun, LLC 15 - 65.44.76.0/24 18919 0.1% AS14106 -- LEPMED01 - Leprechaun, LLC 16 - 150.212.224.0/19 16291 0.1% AS4130 -- UPITT-AS - University of Pittsburgh 17 - 72.50.96.0/20 14905 0.1% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 18 - 196.42.0.0/20 14871 0.1% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 19 - 12.8.7.0/24 14797 0.1% AS14593 -- BRAND-INSTITUTE - Brand Instiute, Inc. 20 - 217.69.48.0/20 14206 0.1% AS29282 -- EMENTOR-AS Enfo Oyj Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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[routing-wg]The Cidr Report
by cidr-report＠potaroo.net 14 Nov '08

14 Nov '08

This report has been generated at Fri Nov 14 21:24:10 2008 AEST. The report analyses the BGP Routing Table of AS2.0 router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org for a current version of this report. Recent Table History Date Prefixes CIDR Agg 07-11-08 287743 177595 08-11-08 288027 178006 09-11-08 288049 176846 10-11-08 286254 177123 11-11-08 286541 175643 12-11-08 287066 175835 13-11-08 286772 176362 14-11-08 287463 175543 AS Summary 29973 Number of ASes in routing system 12681 Number of ASes announcing only one prefix 5058 Largest number of prefixes announced by an AS AS4538 : ERX-CERNET-BKB China Education and Research Network Center 89832448 Largest address span announced by an AS (/32s) AS27064: DDN-ASNBLK1 - DoD Network Information Center Aggregation Summary The algorithm used in this report proposes aggregation only when there is a precise match using the AS path, so as to preserve traffic transit policies. Aggregation is also proposed across non-advertised address space ('holes'). --- 14Nov08 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 287942 175499 112443 39.1% All ASes AS4538 5058 875 4183 82.7% ERX-CERNET-BKB China Education and Research Network Center AS6389 4375 357 4018 91.8% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS209 3020 1356 1664 55.1% ASN-QWEST - Qwest Communications Corporation AS1785 1697 277 1420 83.7% AS-PAETEC-NET - PaeTec Communications, Inc. AS6298 2101 743 1358 64.6% ASN-CXA-PH-6298-CBS - Cox Communications Inc. AS4323 1586 437 1149 72.4% TWTC - tw telecom holdings, inc. AS17488 1410 285 1125 79.8% HATHWAY-NET-AP Hathway IP Over Cable Internet AS4755 1196 191 1005 84.0% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS6478 1664 751 913 54.9% ATT-INTERNET3 - AT&T WorldNet Services AS8151 1402 566 836 59.6% Uninet S.A. de C.V. AS22773 1006 199 807 80.2% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS11492 1213 447 766 63.1% CABLEONE - CABLE ONE, INC. AS2386 1594 920 674 42.3% INS-AS - AT&T Data Communications Services AS19262 929 275 654 70.4% VZGNI-TRANSIT - Verizon Internet Services Inc. AS18101 788 195 593 75.3% RIL-IDC Reliance Infocom Ltd Internet Data Centre, AS9498 691 113 578 83.6% BBIL-AP BHARTI Airtel Ltd. AS3356 1066 505 561 52.6% LEVEL3 Level 3 Communications AS18566 1059 549 510 48.2% COVAD - Covad Communications Co. AS4766 939 453 486 51.8% KIXS-AS-KR Korea Telecom AS7545 633 157 476 75.2% TPG-INTERNET-AP TPG Internet Pty Ltd AS855 595 121 474 79.7% CANET-ASN-4 - Bell Aliant AS4808 625 154 471 75.4% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS24560 608 163 445 73.2% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS7011 923 480 443 48.0% FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. AS17676 522 79 443 84.9% GIGAINFRA BB TECHNOLOGY Corp. AS9443 524 83 441 84.2% INTERNETPRIMUS-AS-AP Primus Telecommunications AS22047 568 127 441 77.6% VTR BANDA ANCHA S.A. AS7018 1432 993 439 30.7% ATT-INTERNET4 - AT&T WorldNet Services AS4134 899 477 422 46.9% CHINANET-BACKBONE No.31,Jin-rong Street AS4668 688 275 413 60.0% LGNET-AS-KR LG CNS Total 40811 12603 28208 69.1% Top 30 total Possible Bogus Routes 24.75.116.0/22 AS10796 SCRR-10796 - Road Runner HoldCo LLC 24.75.160.0/19 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 24.142.40.0/21 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.142.160.0/19 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.245.128.0/17 AS11492 CABLEONE - CABLE ONE, INC. 24.246.0.0/17 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.246.128.0/18 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 50.0.0.0/16 AS6858 COMLINK-AS Comlink ISP Autonomous System 62.61.220.0/23 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 63.140.213.0/24 AS22555 UTC - Universal Talkware Corporation 63.143.251.0/24 AS22555 UTC - Universal Talkware Corporation 63.248.0.0/16 AS3356 LEVEL3 Level 3 Communications 64.7.112.0/21 AS6453 GLOBEINTERNET TATA Communications 64.7.120.0/21 AS6453 GLOBEINTERNET TATA Communications 64.64.159.0/24 AS32004 BIG-ASN - Business Information Group, Inc. 64.79.88.0/24 AS26096 LODDEN - Lodden Services 64.79.89.0/24 AS26096 LODDEN - Lodden Services 64.188.0.0/16 AS3356 LEVEL3 Level 3 Communications 66.11.32.0/20 AS6261 VISINET - Visionary Systems, Inc. 66.11.40.0/21 AS6261 VISINET - Visionary Systems, Inc. 66.54.91.0/24 AS30506 BLACKSUN-1 - Blacksun Technologies LLC 66.55.160.0/19 AS29994 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.199.32.0/20 AS10397 WISP-AS - Wispnet, LLC 66.206.32.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.33.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.34.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.35.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.40.0/22 AS174 COGENT Cogent/PSI 66.206.44.0/23 AS174 COGENT Cogent/PSI 66.206.47.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 66.207.32.0/20 AS23011 69.71.192.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 69.80.0.0/17 AS3043 AMPHIB-AS - Amphibian Media Corporation 80.88.0.0/21 AS33774 DJAWEB 80.88.8.0/22 AS33774 DJAWEB 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 87.244.128.0/18 AS8733 CHELLO-BELGIUM UPC Belgium - Chello Belgium 91.207.222.0/23 AS9138 94.229.96.0/20 AS41546 INTRASTAR-AS CJSC "IntraStar" 95.52.0.0/14 AS8997 ASN-SPBNIT OJSC North-West Telecom Autonomous System 95.52.0.0/18 AS8997 ASN-SPBNIT OJSC North-West Telecom Autonomous System 95.52.64.0/18 AS8997 ASN-SPBNIT OJSC North-West Telecom Autonomous System 95.52.128.0/18 AS8997 ASN-SPBNIT OJSC North-West Telecom Autonomous System 95.53.0.0/18 AS8997 ASN-SPBNIT OJSC North-West Telecom Autonomous System 95.53.128.0/18 AS8997 ASN-SPBNIT OJSC North-West Telecom Autonomous System 98.96.0.0/13 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 119.31.232.0/21 AS38870 121.50.168.0/21 AS9931 CAT-AP The Communication Authoity of Thailand, CAT 124.109.16.0/21 AS38137 137.0.0.0/13 AS27064 DDN-ASNBLK1 - DoD Network Information Center 151.135.0.0/16 AS4768 CLIX-NZ TelstraClear Ltd 163.142.0.0/16 AS2500 WIDE-BB WIDE Project 169.254.0.0/16 AS13184 HANSENET HanseNet Telekommunikation GmbH 172.7.0.0/24 AS28175 172.10.1.0/30 AS18305 POSNET POSDATA Co.,Ltd 188.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 188.0.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 188.0.0.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc 192.9.200.0/24 AS3602 AS3602-RTI - Rogers Telecom Inc. 192.40.105.0/24 AS12582 TSF-DATANET-NGD-AS TSF MPLS VPN Services 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.107.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.177.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada 192.96.36.0/24 AS5713 SAIX-NET 192.96.37.0/24 AS10474 NETACTIVE 192.96.135.0/24 AS2018 TENET-1 192.96.136.0/23 AS2018 TENET-1 192.96.141.0/24 AS2018 TENET-1 192.96.143.0/24 AS2018 TENET-1 192.96.145.0/24 AS2018 TENET-1 192.96.177.0/24 AS6083 POSIX-AFRICA 192.101.45.0/24 AS2905 TICSA-ASN 192.101.46.0/24 AS6503 Avantel, S.A. 192.101.47.0/24 AS6503 Avantel, S.A. 192.101.64.0/21 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.70.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.71.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.72.0/24 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.73.0/24 AS4765 WORLDNET-AS World Net & Services Co., Ltd. 192.101.74.0/24 AS1239 SPRINTLINK - Sprint 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 192.133.6.0/24 AS10282 EQUANT-CEEUR EQUANT AS for Central and Eastern Europe region 192.153.144.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 192.154.32.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 196.6.108.0/24 AS5713 SAIX-NET 196.10.119.0/24 AS2018 TENET-1 196.10.122.0/23 AS2018 TENET-1 196.10.251.0/24 AS2018 TENET-1 196.10.252.0/23 AS2018 TENET-1 196.10.254.0/24 AS2018 TENET-1 196.13.101.0/24 AS2018 TENET-1 196.13.102.0/23 AS2018 TENET-1 196.13.104.0/24 AS2018 TENET-1 196.13.121.0/24 AS2018 TENET-1 196.13.125.0/24 AS2018 TENET-1 196.13.126.0/24 AS2018 TENET-1 196.13.169.0/24 AS2018 TENET-1 196.13.174.0/23 AS2018 TENET-1 196.13.176.0/21 AS2018 TENET-1 196.13.192.0/22 AS2018 TENET-1 196.13.196.0/24 AS2018 TENET-1 196.201.98.0/24 AS29571 CITelecom-AS 198.23.26.0/24 AS4390 BELLATLANTIC-COM - Bell Atlantic, Inc. 198.54.82.0/24 AS2018 TENET-1 198.54.92.0/24 AS2018 TENET-1 198.54.222.0/24 AS2018 TENET-1 198.97.72.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.97.80.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.97.96.0/19 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.97.240.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 198.144.96.0/20 AS12185 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.167.0.0/16 AS7456 INTERHOP - Interhop Network SERVICES Inc. 198.168.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 198.169.0.0/16 AS803 SASKTEL - Saskatchewan Telecommunications 198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services 199.10.0.0/16 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.114.0.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.114.128.0/18 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.114.130.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.131.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.132.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.134.0/24 AS3541 ITSDN-U4 - DoD Network Information Center 199.114.136.0/24 AS27044 DDN-ASNBLK1 - DoD Network Information Center 199.114.138.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.140.0/24 AS3544 ITSDN-U7 - DoD Network Information Center 199.114.142.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.144.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.148.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.150.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.152.0/24 AS27033 DDN-ASNBLK1 - DoD Network Information Center 199.114.153.0/24 AS27034 DDN-ASNBLK1 - DoD Network Information Center 199.114.154.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.114.156.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.114.160.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.121.0.0/16 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.0.0/18 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.16.0/20 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.123.80.0/21 AS27064 DDN-ASNBLK1 - DoD Network Information Center 199.189.32.0/19 AS7332 IQUEST-AS - IQuest Internet 199.202.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 199.202.216.0/21 AS577 BACOM - Bell Canada 199.246.116.0/24 AS813 UUNET-CANADA - MCI Communications Services, Inc. d/b/a Verizon Business 200.0.187.0/24 AS19132 200.5.32.0/21 AS19132 202.58.113.0/24 AS19161 INNOCOM-TELECOM - INNOCOM TELECOM 202.72.40.0/21 AS38205 202.72.40.0/24 AS38205 202.72.41.0/24 AS38205 202.72.47.0/24 AS38205 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.80.192.0/20 AS2706 HKSUPER-HK-AP Pacific Internet (Hong Kong) Limited 202.86.252.0/22 AS4748 RESOLINK-AS-AP Resources Link Network Limited 202.86.252.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.253.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.254.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.255.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.94.70.0/24 AS9837 POWERTEL-AP Powertel Ltd 202.124.195.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.136.254.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.136.255.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.150.56.0/24 AS38722 202.150.57.0/24 AS38722 202.176.228.0/24 AS17988 SINOSAT-AS-AP SINOSAT (HONG KONG) LIMITED 202.176.232.0/24 AS17988 SINOSAT-AS-AP SINOSAT (HONG KONG) LIMITED 202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. Ltd 202.191.8.0/21 AS10223 UECOMM-AU Uecomm Ltd 203.12.45.0/24 AS4854 NETSPACE-AS-AP Netspace Online Systems 203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet) 203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company 203.89.139.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd. 203.111.192.0/20 AS7473 SINGTEL-AS-AP Singapore Telecommunications Ltd 203.112.111.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.113.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.114.0/24 AS4802 ASN-IINET iiNet Limited 203.112.116.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.117.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.118.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.119.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.120.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.121.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.127.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.128.128.0/19 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd. 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.9.217.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.9.218.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.13.140.0/22 AS7270 NET2PHONE - Net2Phone Corp. 204.16.120.0/23 AS12077 204.16.122.0/23 AS12077 204.19.14.0/23 AS577 BACOM - Bell Canada 204.48.58.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.48.60.0/24 AS4323 TWTC - tw telecom holdings, inc. 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 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 206.162.224.0/19 AS23464 ILCSNET - Interlink Computer Services 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 206.220.240.0/24 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.64/26 AS22335 MREN - Metropolitan Research and Education Network 206.220.240.128/25 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.220/32 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.241.0/24 AS10764 STARTAP - National Center for Supercomputing Applications 207.191.128.0/19 AS10887 BPSI-AS - BPSI Internet Services 207.204.168.0/24 AS15150 BELLTECH-AS - BELLWETHER TECHNOLOGY CORPORATION 207.204.222.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.38.192.0/18 AS3043 AMPHIB-AS - Amphibian Media Corporation 208.38.192.0/21 AS14237 BEAMSPEED1 - Beamspeed 208.38.202.0/24 AS14237 BEAMSPEED1 - Beamspeed 208.38.203.0/24 AS14237 BEAMSPEED1 - Beamspeed 208.38.204.0/22 AS14237 BEAMSPEED1 - Beamspeed 209.54.93.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 209.54.111.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.54.240.0/21 AS10887 BPSI-AS - BPSI Internet Services 209.74.96.0/19 AS10912 INTERNAP-BLK - Internap Network Services Corporation 209.140.90.0/24 AS14461 NTSL - NET SOLUTIONS 209.140.224.0/21 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.234.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.235.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.236.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.237.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.238.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.239.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.141.16.0/21 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.141.48.0/22 AS14461 NTSL - NET SOLUTIONS 209.145.192.0/18 AS3043 AMPHIB-AS - Amphibian Media Corporation 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 216.37.114.0/23 AS3549 GBLX Global Crossing Ltd. 216.37.120.0/23 AS13377 216.59.0.0/17 AS3356 LEVEL3 Level 3 Communications 216.99.16.0/24 AS6395 LVLT-6395 - Level 3 Communications, Inc. 216.99.20.0/24 AS6395 LVLT-6395 - Level 3 Communications, Inc. 216.162.96.0/19 AS7393 CYBERCON - CYBERCON, INC. 216.172.198.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.172.199.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.210.86.0/24 AS577 BACOM - Bell Canada 216.229.51.0/24 AS15211 216.240.240.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.240.241.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.240.242.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.251.207.0/24 AS1239 SPRINTLINK - Sprint 217.78.71.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.72.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.73.0/24 AS12491 IPPLANET-AS IPPlanet Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

1 0

[routing-wg]Weekly Routing Table Report
by Routing Analysis Role Account 07 Nov '08

07 Nov '08

This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. Daily listings are sent to bgp-stats(a)lists.apnic.net For historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 08 Nov, 2008 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 272998 Prefixes after maximum aggregation: 131801 Deaggregation factor: 2.07 Unique aggregates announced to Internet: 133598 Total ASes present in the Internet Routing Table: 29730 Prefixes per ASN: 9.18 Origin-only ASes present in the Internet Routing Table: 25883 Origin ASes announcing only one prefix: 12609 Transit ASes present in the Internet Routing Table: 3847 Transit-only ASes present in the Internet Routing Table: 84 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 18 Max AS path prepend of ASN ( 3816) 15 Prefixes from unregistered ASNs in the Routing Table: 574 Unregistered ASNs in the Routing Table: 202 Number of 32-bit ASNs allocated by the RIRs: 62 Prefixes from 32-bit ASNs in the Routing Table: 9 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 202 Number of addresses announced to Internet: 1920631360 Equivalent to 114 /8s, 122 /16s and 130 /24s Percentage of available address space announced: 51.8 Percentage of allocated address space announced: 62.6 Percentage of available address space allocated: 82.8 Percentage of address space in use by end-sites: 74.2 Total number of prefixes smaller than registry allocations: 134144 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 62514 Total APNIC prefixes after maximum aggregation: 23424 APNIC Deaggregation factor: 2.67 Prefixes being announced from the APNIC address blocks: 59420 Unique aggregates announced from the APNIC address blocks: 26950 APNIC Region origin ASes present in the Internet Routing Table: 3452 APNIC Prefixes per ASN: 17.21 APNIC Region origin ASes announcing only one prefix: 932 APNIC Region transit ASes present in the Internet Routing Table: 535 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 380616864 Equivalent to 22 /8s, 175 /16s and 192 /24s Percentage of available APNIC address space announced: 81.0 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 123687 Total ARIN prefixes after maximum aggregation: 64998 ARIN Deaggregation factor: 1.90 Prefixes being announced from the ARIN address blocks: 93211 Unique aggregates announced from the ARIN address blocks: 35626 ARIN Region origin ASes present in the Internet Routing Table: 12572 ARIN Prefixes per ASN: 7.41 ARIN Region origin ASes announcing only one prefix: 4862 ARIN Region transit ASes present in the Internet Routing Table: 1198 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 16 Number of ARIN addresses announced to Internet: 368498336 Equivalent to 21 /8s, 246 /16s and 214 /24s Percentage of available ARIN address space announced: 75.7 ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 59832 Total RIPE prefixes after maximum aggregation: 36005 RIPE Deaggregation factor: 1.66 Prefixes being announced from the RIPE address blocks: 55490 Unique aggregates announced from the RIPE address blocks: 37170 RIPE Region origin ASes present in the Internet Routing Table: 12142 RIPE Prefixes per ASN: 4.57 RIPE Region origin ASes announcing only one prefix: 6395 RIPE Region transit ASes present in the Internet Routing Table: 1842 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 377756960 Equivalent to 22 /8s, 132 /16s and 29 /24s Percentage of available RIPE address space announced: 86.6 RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-49151 RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 22261 Total LACNIC prefixes after maximum aggregation: 5619 LACNIC Deaggregation factor: 3.96 Prefixes being announced from the LACNIC address blocks: 20244 Unique aggregates announced from the LACNIC address blocks: 11339 LACNIC Region origin ASes present in the Internet Routing Table: 1028 LACNIC Prefixes per ASN: 19.69 LACNIC Region origin ASes announcing only one prefix: 338 LACNIC Region transit ASes present in the Internet Routing Table: 169 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 57736192 Equivalent to 3 /8s, 112 /16s and 252 /24s Percentage of available LACNIC address space announced: 57.4 LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 4151 Total AfriNIC prefixes after maximum aggregation: 1323 AfriNIC Deaggregation factor: 3.14 Prefixes being announced from the AfriNIC address blocks: 4434 Unique aggregates announced from the AfriNIC address blocks: 2165 AfriNIC Region origin ASes present in the Internet Routing Table: 266 AfriNIC Prefixes per ASN: 16.67 AfriNIC Region origin ASes announcing only one prefix: 82 AfriNIC Region transit ASes present in the Internet Routing Table: 52 Average AfriNIC Region AS path length visible: 4.0 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 12919552 Equivalent to 0 /8s, 197 /16s and 35 /24s Percentage of available AfriNIC address space announced: 25.7 AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 17488 1409 99 102 Hathway IP Over Cable Interne 4755 1310 516 177 TATA Communications formerly 9583 1110 87 476 Sify Limited 4766 886 6409 364 Korea Telecom (KIX) 4134 878 13772 361 CHINANET-BACKBONE 23577 815 35 700 Korea Telecom (ATM-MPLS) 18101 783 161 67 Reliance Infocom Ltd Internet 4780 727 357 63 Digital United Inc. 9498 694 295 54 BHARTI BT INTERNET LTD. 4808 630 1172 143 CNCGROUP IP network: China169 Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4356 3417 340 bellsouth.net, inc. 209 3042 4035 623 Qwest 6298 2079 326 690 Cox Communicatons 1785 1693 717 154 PaeTec Communications, Inc. 20115 1660 1452 725 Charter Communications 6478 1650 363 193 AT&T Worldnet Services 2386 1587 700 898 AT&T Data Communications Serv 4323 1575 1084 377 Time Warner Telecom 7018 1402 5869 970 AT&T WorldNet Services 11492 1210 149 16 Cable One Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 3292 429 1766 381 TDC Tele Danmark 30890 348 94 188 SC Kappa Invexim SRL 3301 332 1429 303 TeliaNet Sweden 3215 331 2788 99 France Telecom Transpac 8866 331 111 23 Bulgarian Telecommunication C 3320 326 7063 275 Deutsche Telekom AG 8452 325 188 11 TEDATA 5462 300 794 27 Telewest Broadband 25233 289 44 24 Awalnet 8551 287 270 37 Bezeq International Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1400 2848 218 UniNet S.A. de C.V. 11830 670 299 9 Instituto Costarricense de El 22047 565 270 14 VTR PUNTO NET S.A. 10620 545 126 59 TVCABLE BOGOTA 7303 494 243 69 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 6471 420 85 49 ENTEL CHILE S.A. 11172 405 118 72 Servicios Alestra S.A de C.V 28573 341 468 23 NET Servicos de Comunicao S.A 14117 330 23 9 Telefonica del Sur S.A. Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 562 73 45 LINKdotNET AS number 3741 270 856 226 The Internet Solution 20858 256 34 3 EgyNet 2018 238 215 140 Tertiary Education Network 6713 142 135 11 Itissalat Al-MAGHRIB 33783 141 10 15 EEPAD TISP TELECOM & INTERNET 5536 120 8 17 Internet Egypt Network 5713 114 555 63 Telkom SA Ltd 29571 113 13 9 Ci Telecom Autonomous system 33776 109 6 3 Starcomms Nigeria Limited Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4356 3417 340 bellsouth.net, inc. 209 3042 4035 623 Qwest 6298 2079 326 690 Cox Communicatons 1785 1693 717 154 PaeTec Communications, Inc. 20115 1660 1452 725 Charter Communications 6478 1650 363 193 AT&T Worldnet Services 2386 1587 700 898 AT&T Data Communications Serv 4323 1575 1084 377 Time Warner Telecom 17488 1409 99 102 Hathway IP Over Cable Interne 7018 1402 5869 970 AT&T WorldNet Services Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 209 3042 2419 Qwest 1785 1693 1539 PaeTec Communications, Inc. 6478 1650 1457 AT&T Worldnet Services 6298 2079 1389 Cox Communicatons 17488 1409 1307 Hathway IP Over Cable Interne 4323 1575 1198 Time Warner Telecom 11492 1210 1194 Cable One 8151 1400 1182 UniNet S.A. de C.V. 4755 1310 1133 TATA Communications formerly 18566 1059 1049 Covad Communications Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.75.116.0/22 10796 ServiceCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.142.40.0/21 7018 AT&T WorldNet Services 24.142.160.0/19 7018 AT&T WorldNet Services 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 41.191.124.0/22 2905 Verizon South Africa 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio Complete listing at http://thyme.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:18 /9:9 /10:18 /11:46 /12:149 /13:298 /14:538 /15:1067 /16:10137 /17:4427 /18:7668 /19:16493 /20:19336 /21:19024 /22:24005 /23:24859 /24:142112 /25:840 /26:1017 /27:832 /28:88 /29:9 /30:1 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2851 4356 bellsouth.net, inc. 6298 2053 2079 Cox Communicatons 209 1756 3042 Qwest 2386 1269 1587 AT&T Data Communications Serv 17488 1198 1409 Hathway IP Over Cable Interne 11492 1187 1210 Cable One 1785 1156 1693 PaeTec Communications, Inc. 6478 1105 1650 AT&T Worldnet Services 18566 1040 1059 Covad Communications 9583 977 1110 Sify Limited Complete listing at http://thyme.apnic.net/current/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:12 8:154 12:2178 13:2 15:21 16:3 17:5 20:35 24:1087 32:54 38:518 40:92 41:775 43:1 44:2 47:13 52:3 55:3 56:3 57:26 58:516 59:533 60:452 61:1032 62:1139 63:2009 64:3277 65:2428 66:3501 67:1313 68:808 69:2331 70:878 71:137 72:2065 73:7 74:1276 75:167 76:290 77:878 78:517 79:282 80:924 81:865 82:609 83:397 84:584 85:1025 86:509 87:704 88:347 89:1353 90:25 91:1661 92:288 93:963 94:326 95:34 96:86 97:128 98:386 99:15 113:40 114:119 115:144 116:1005 117:402 118:241 119:516 120:102 121:609 122:855 123:444 124:861 125:1226 128:353 129:217 130:135 131:407 132:72 133:9 134:186 135:31 136:224 137:102 138:145 139:83 140:414 141:111 142:391 143:298 144:302 145:52 146:373 147:140 148:605 149:211 150:129 151:208 152:150 153:136 154:10 155:274 156:174 157:302 158:168 159:282 160:273 161:140 162:247 163:135 164:518 165:503 166:361 167:341 168:630 169:155 170:454 171:40 172:10 173:129 174:1 187:18 188:1 189:308 190:2373 192:5825 193:4153 194:3291 195:2639 196:1018 198:3717 199:3308 200:5551 201:1479 202:7672 203:8036 204:3927 205:2189 206:2310 207:2772 208:3717 209:3459 210:2589 211:1093 212:1537 213:1631 214:69 215:25 216:4355 217:1252 218:351 219:421 220:1059 221:418 222:302 End of report

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[routing-wg]BGP Update Report
by cidr-report＠potaroo.net 07 Nov '08

07 Nov '08

BGP Update Report Interval: 06-Oct-08 -to- 06-Nov-08 (32 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9583 190435 1.7% 169.6 -- SIFY-AS-IN Sify Limited 2 - AS10396 163475 1.5% 2069.3 -- COQUI-NET - DATACOM CARIBE, INC. 3 - AS4538 149721 1.3% 29.5 -- ERX-CERNET-BKB China Education and Research Network Center 4 - AS6389 111964 1.0% 25.4 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 5 - AS1803 87137 0.8% 61.8 -- ICMNET-5 - Sprint 6 - AS6629 81928 0.7% 1260.4 -- NOAA-AS - NOAA 7 - AS20115 67980 0.6% 29.3 -- CHARTER-NET-HKY-NC - Charter Communications 8 - AS23126 65226 0.6% 282.4 -- CENTURYTEL-SOLUTIONS-LLC - CenturyTel Solutions, LLC 9 - AS8151 59659 0.5% 41.7 -- Uninet S.A. de C.V. 10 - AS9051 57707 0.5% 358.4 -- IDM Autonomous System 11 - AS6298 55678 0.5% 26.5 -- ASN-CXA-PH-6298-CBS - Cox Communications Inc. 12 - AS5691 51713 0.5% 3977.9 -- MITRE-AS-5 - The MITRE Corporation 13 - AS2386 47914 0.4% 29.0 -- INS-AS - AT&T Data Communications Services 14 - AS7643 46600 0.4% 26.2 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT) 15 - AS209 43031 0.4% 13.6 -- ASN-QWEST - Qwest Communications Corporation 16 - AS6458 42281 0.4% 103.4 -- Telgua 17 - AS10986 41094 0.4% 461.7 -- Intermedia Comunicaciones S.A. 18 - AS7046 40490 0.4% 68.9 -- UUNET-CUSTOMER - MCI Communications Services, Inc. d/b/a Verizon Business 19 - AS17974 40393 0.4% 49.7 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 20 - AS22492 37053 0.3% 12351.0 -- TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS14593 26113 0.2% 26113.0 -- BRAND-INSTITUTE - Brand Instiute, Inc. 2 - AS43299 20671 0.2% 20671.0 -- TELECONTACT-AS Telecontact Ltd. 3 - AS22492 37053 0.3% 12351.0 -- 4 - AS37026 21597 0.2% 10798.5 -- SALT-ASN 5 - AS14106 19463 0.2% 9731.5 -- LEPMED01 - Leprechaun, LLC 6 - AS29282 25136 0.2% 8378.7 -- EMENTOR-AS Enfo Oyj 7 - AS30287 5351 0.1% 5351.0 -- ALON-USA - ALON USA, LP 8 - AS40194 4287 0.0% 4287.0 -- INHOUSE-ASSOCIATES-LC - Inhouse Associates, L.C. 9 - AS5691 51713 0.5% 3977.9 -- MITRE-AS-5 - The MITRE Corporation 10 - AS21603 36731 0.3% 3673.1 -- Universidad La Salle, AC 11 - AS14220 18225 0.2% 3645.0 -- I2A - I 20 Access 12 - AS4130 16403 0.1% 3280.6 -- UPITT-AS - University of Pittsburgh 13 - AS30969 26216 0.2% 3277.0 -- TAN-NET TransAfrica Networks 14 - AS41007 15516 0.1% 3103.2 -- CTCASTANA CTC ASTANA, KZ 15 - AS25799 2787 0.0% 2787.0 -- HOLMAN - Holman Enterprises 16 - AS23082 13759 0.1% 2751.8 -- MPHI - Michigan Public Health Institute 17 - AS29910 2505 0.0% 2505.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 18 - AS5033 21839 0.2% 2426.6 -- ISW - Internet Specialties West Inc. 19 - AS23917 2383 0.0% 2383.0 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane 20 - AS22247 2115 0.0% 2115.0 -- LETOURNEAUUNIVERSITY - LeTourneau University TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 221.134.222.0/24 62667 0.5% AS9583 -- SIFY-AS-IN Sify Limited 2 - 210.214.151.0/24 60146 0.5% AS9583 -- SIFY-AS-IN Sify Limited 3 - 192.12.120.0/24 51378 0.4% AS5691 -- MITRE-AS-5 - The MITRE Corporation 4 - 221.135.80.0/24 44512 0.4% AS9583 -- SIFY-AS-IN Sify Limited 5 - 194.126.143.0/24 44323 0.4% AS9051 -- IDM Autonomous System 6 - 12.2.46.0/24 37016 0.3% AS22492 -- 7 - 200.33.104.0/23 36141 0.3% AS21603 -- Universidad La Salle, AC 8 - 192.102.88.0/24 27029 0.2% AS6629 -- NOAA-AS - NOAA 9 - 198.77.177.0/24 26874 0.2% AS6629 -- NOAA-AS - NOAA 10 - 192.35.129.0/24 26796 0.2% AS6629 -- NOAA-AS - NOAA 11 - 12.8.7.0/24 26113 0.2% AS14593 -- BRAND-INSTITUTE - Brand Instiute, Inc. 12 - 221.128.192.0/18 24436 0.2% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 13 - 64.162.116.0/24 21615 0.2% AS5033 -- ISW - Internet Specialties West Inc. 14 - 78.40.24.0/21 20671 0.2% AS43299 -- TELECONTACT-AS Telecontact Ltd. 15 - 196.42.0.0/20 19289 0.2% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 16 - 72.50.96.0/20 19216 0.2% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 17 - 77.95.144.0/22 17544 0.1% AS29282 -- EMENTOR-AS Enfo Oyj 18 - 150.212.224.0/19 16299 0.1% AS4130 -- UPITT-AS - University of Pittsburgh 19 - 89.4.131.0/24 14317 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 20 - 196.27.104.0/21 12955 0.1% AS30969 -- TAN-NET TransAfrica Networks Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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[routing-wg]The Cidr Report
by cidr-report＠potaroo.net 07 Nov '08

07 Nov '08

This report has been generated at Fri Nov 7 21:37:28 2008 AEST. The report analyses the BGP Routing Table of AS2.0 router and generates a report on aggregation potential within the table. Check http://www.cidr-report.org for a current version of this report. Recent Table History Date Prefixes CIDR Agg 31-10-08 286084 173833 01-11-08 285919 173798 02-11-08 286141 173214 03-11-08 286324 173843 04-11-08 286582 175158 05-11-08 287251 176072 06-11-08 287660 176586 07-11-08 287743 177356 AS Summary 29924 Number of ASes in routing system 12670 Number of ASes announcing only one prefix 5055 Largest number of prefixes announced by an AS AS4538 : ERX-CERNET-BKB China Education and Research Network Center 88277504 Largest address span announced by an AS (/32s) AS721 : DISA-ASNBLK - 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'). --- 07Nov08 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 287934 177341 110593 38.4% All ASes AS4538 5055 873 4182 82.7% ERX-CERNET-BKB China Education and Research Network Center AS6389 4365 358 4007 91.8% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS209 3042 1349 1693 55.7% ASN-QWEST - Qwest Communications Corporation AS1785 1693 212 1481 87.5% AS-PAETEC-NET - PaeTec Communications, Inc. AS6298 2080 697 1383 66.5% ASN-CXA-PH-6298-CBS - Cox Communications Inc. AS4755 1518 290 1228 80.9% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS17488 1410 296 1114 79.0% HATHWAY-NET-AP Hathway IP Over Cable Internet AS4323 1572 557 1015 64.6% TWTC - tw telecom holdings, inc. AS6478 1650 721 929 56.3% ATT-INTERNET3 - AT&T WorldNet Services AS22773 1005 94 911 90.6% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS8151 1402 566 836 59.6% Uninet S.A. de C.V. AS11492 1211 468 743 61.4% CABLEONE - CABLE ONE, INC. AS19262 931 244 687 73.8% VZGNI-TRANSIT - Verizon Internet Services Inc. AS2386 1596 922 674 42.2% INS-AS - AT&T Data Communications Services AS18566 1059 426 633 59.8% COVAD - Covad Communications Co. AS9498 696 118 578 83.0% BBIL-AP BHARTI Airtel Ltd. AS18101 784 223 561 71.6% RIL-IDC Reliance Infocom Ltd Internet Data Centre, AS855 596 124 472 79.2% CANET-ASN-4 - Bell Aliant AS7545 613 141 472 77.0% TPG-INTERNET-AP TPG Internet Pty Ltd AS4808 630 159 471 74.8% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS24560 605 158 447 73.9% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS17676 522 79 443 84.9% GIGAINFRA BB TECHNOLOGY Corp. AS9443 526 85 441 83.8% INTERNETPRIMUS-AS-AP Primus Telecommunications AS22047 567 128 439 77.4% VTR BANDA ANCHA S.A. AS7018 1439 1003 436 30.3% ATT-INTERNET4 - AT&T WorldNet Services AS4134 880 464 416 47.3% CHINANET-BACKBONE No.31,Jin-rong Street AS4668 688 275 413 60.0% LGNET-AS-KR LG CNS AS7011 923 515 408 44.2% FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. AS4780 730 336 394 54.0% SEEDNET Digital United Inc. AS7029 479 87 392 81.8% WINDSTREAM - Windstream Communications Inc Total 40267 11968 28299 70.3% Top 30 total Possible Bogus Routes 24.75.116.0/22 AS10796 SCRR-10796 - Road Runner HoldCo LLC 24.75.160.0/19 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 24.142.40.0/21 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.142.160.0/19 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.245.128.0/17 AS11492 CABLEONE - CABLE ONE, INC. 24.246.0.0/17 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.246.128.0/18 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 62.61.220.0/23 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 63.140.213.0/24 AS22555 UTC - Universal Talkware Corporation 63.143.71.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 63.143.115.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 63.143.251.0/24 AS22555 UTC - Universal Talkware Corporation 63.248.0.0/16 AS3356 LEVEL3 Level 3 Communications 64.7.112.0/21 AS6453 GLOBEINTERNET TATA Communications 64.7.120.0/21 AS6453 GLOBEINTERNET TATA Communications 64.64.159.0/24 AS32004 BIG-ASN - Business Information Group, Inc. 64.79.88.0/24 AS26096 LODDEN - Lodden Services 64.79.89.0/24 AS26096 LODDEN - Lodden Services 64.188.0.0/16 AS3356 LEVEL3 Level 3 Communications 66.11.32.0/20 AS6261 VISINET - Visionary Systems, Inc. 66.11.40.0/21 AS6261 VISINET - Visionary Systems, Inc. 66.54.91.0/24 AS30506 BLACKSUN-1 - Blacksun Technologies LLC 66.55.160.0/19 AS29994 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.199.32.0/20 AS10397 WISP-AS - Wispnet, LLC 66.206.32.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.33.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.34.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.35.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.40.0/22 AS174 COGENT Cogent/PSI 66.206.44.0/23 AS174 COGENT Cogent/PSI 66.206.47.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 66.207.32.0/20 AS23011 69.71.192.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 69.80.0.0/17 AS3043 AMPHIB-AS - Amphibian Media Corporation 80.88.0.0/21 AS33774 DJAWEB 80.88.8.0/22 AS33774 DJAWEB 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 87.244.128.0/18 AS8733 CHELLO-BELGIUM UPC Belgium - Chello Belgium 87.254.160.0/19 AS34754 TELNET-AS Telnet Ltd. 98.96.0.0/13 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 119.31.232.0/21 AS38870 121.50.168.0/21 AS9931 CAT-AP The Communication Authoity of Thailand, CAT 121.50.175.0/24 AS23884 PROENNET-AS Proimage Engineering and Communication Co.,Ltd. 124.109.16.0/21 AS38137 137.0.0.0/13 AS721 DISA-ASNBLK - DoD Network Information Center 151.135.0.0/16 AS4768 CLIX-NZ TelstraClear Ltd 163.142.0.0/16 AS2500 WIDE-BB WIDE Project 169.254.0.0/16 AS13184 HANSENET HanseNet Telekommunikation GmbH 172.7.0.0/24 AS28175 172.10.1.0/30 AS18305 POSNET POSDATA Co.,Ltd 188.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 188.0.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 188.0.0.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc 192.9.200.0/24 AS3602 AS3602-RTI - Rogers Telecom Inc. 192.40.105.0/24 AS12582 TSF-DATANET-NGD-AS TSF MPLS VPN Services 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.107.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.177.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada 192.96.36.0/24 AS5713 SAIX-NET 192.96.37.0/24 AS10474 NETACTIVE 192.96.135.0/24 AS2018 TENET-1 192.96.136.0/23 AS2018 TENET-1 192.96.141.0/24 AS2018 TENET-1 192.96.143.0/24 AS2018 TENET-1 192.96.145.0/24 AS2018 TENET-1 192.96.177.0/24 AS6083 POSIX-AFRICA 192.101.45.0/24 AS2905 TICSA-ASN 192.101.46.0/24 AS6503 Avantel, S.A. 192.101.47.0/24 AS6503 Avantel, S.A. 192.101.64.0/21 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.70.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.71.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.72.0/24 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.73.0/24 AS4765 WORLDNET-AS World Net & Services Co., Ltd. 192.101.74.0/24 AS1239 SPRINTLINK - Sprint 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 192.133.6.0/24 AS10282 EQUANT-CEEUR EQUANT AS for Central and Eastern Europe region 192.153.144.0/21 AS721 DISA-ASNBLK - DoD Network Information Center 192.154.32.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS721 DISA-ASNBLK - DoD Network Information Center 196.6.108.0/24 AS5713 SAIX-NET 196.10.119.0/24 AS2018 TENET-1 196.10.122.0/23 AS2018 TENET-1 196.10.251.0/24 AS2018 TENET-1 196.10.252.0/23 AS2018 TENET-1 196.10.254.0/24 AS2018 TENET-1 196.13.101.0/24 AS2018 TENET-1 196.13.102.0/23 AS2018 TENET-1 196.13.104.0/24 AS2018 TENET-1 196.13.121.0/24 AS2018 TENET-1 196.13.125.0/24 AS2018 TENET-1 196.13.126.0/24 AS2018 TENET-1 196.13.169.0/24 AS2018 TENET-1 196.13.174.0/23 AS2018 TENET-1 196.13.176.0/21 AS2018 TENET-1 196.13.192.0/22 AS2018 TENET-1 196.13.196.0/24 AS2018 TENET-1 196.201.98.0/24 AS29571 CITelecom-AS 198.23.26.0/24 AS4390 BELLATLANTIC-COM - Bell Atlantic, Inc. 198.54.82.0/24 AS2018 TENET-1 198.54.92.0/24 AS2018 TENET-1 198.54.222.0/24 AS2018 TENET-1 198.97.72.0/21 AS721 DISA-ASNBLK - DoD Network Information Center 198.97.80.0/20 AS721 DISA-ASNBLK - DoD Network Information Center 198.97.96.0/19 AS721 DISA-ASNBLK - DoD Network Information Center 198.97.240.0/20 AS721 DISA-ASNBLK - DoD Network Information Center 198.144.96.0/20 AS12185 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.167.0.0/16 AS7456 INTERHOP - Interhop Network SERVICES Inc. 198.168.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 198.169.0.0/16 AS803 SASKTEL - Saskatchewan Telecommunications 198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services 199.10.0.0/16 AS721 DISA-ASNBLK - DoD Network Information Center 199.114.0.0/21 AS721 DISA-ASNBLK - DoD Network Information Center 199.114.128.0/18 AS721 DISA-ASNBLK - DoD Network Information Center 199.114.130.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.131.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.132.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.134.0/24 AS3541 ITSDN-U4 - DoD Network Information Center 199.114.136.0/24 AS27044 DDN-ASNBLK1 - DoD Network Information Center 199.114.138.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.140.0/24 AS3544 ITSDN-U7 - DoD Network Information Center 199.114.142.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.144.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.148.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.150.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.152.0/24 AS27033 DDN-ASNBLK1 - DoD Network Information Center 199.114.153.0/24 AS27034 DDN-ASNBLK1 - DoD Network Information Center 199.114.154.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.114.156.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.114.160.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.121.0.0/16 AS721 DISA-ASNBLK - DoD Network Information Center 199.123.0.0/18 AS721 DISA-ASNBLK - DoD Network Information Center 199.123.16.0/20 AS721 DISA-ASNBLK - DoD Network Information Center 199.123.80.0/21 AS721 DISA-ASNBLK - DoD Network Information Center 199.189.32.0/19 AS7332 IQUEST-AS - IQuest Internet 199.202.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 199.202.216.0/21 AS577 BACOM - Bell Canada 199.246.116.0/24 AS813 UUNET-CANADA - MCI Communications Services, Inc. d/b/a Verizon Business 200.0.187.0/24 AS19132 200.5.32.0/21 AS19132 202.58.113.0/24 AS19161 INNOCOM-TELECOM - INNOCOM TELECOM 202.72.40.0/21 AS38205 202.72.40.0/24 AS38205 202.72.41.0/24 AS38205 202.72.47.0/24 AS38205 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.80.192.0/20 AS2706 HKSUPER-HK-AP Pacific Internet (Hong Kong) Limited 202.86.252.0/22 AS4748 RESOLINK-AS-AP Resources Link Network Limited 202.86.252.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.253.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.254.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.86.255.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.94.70.0/24 AS9837 POWERTEL-AP Powertel Ltd 202.124.195.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.136.254.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.136.255.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.150.56.0/24 AS38722 202.150.57.0/24 AS38722 202.168.80.0/21 AS24034 202.176.228.0/24 AS17988 SINOSAT-AS-AP SINOSAT (HONG KONG) LIMITED 202.176.232.0/24 AS17988 SINOSAT-AS-AP SINOSAT (HONG KONG) LIMITED 202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. Ltd 202.191.8.0/21 AS10223 UECOMM-AU Uecomm Ltd 203.12.45.0/24 AS4854 NETSPACE-AS-AP Netspace Online Systems 203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet) 203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company 203.89.139.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd. 203.111.192.0/20 AS7473 SINGTEL-AS-AP Singapore Telecom 203.112.111.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.113.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.114.0/24 AS4802 ASN-IINET iiNet Limited 203.112.116.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.117.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.118.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.119.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.120.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.121.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.127.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.128.128.0/19 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd. 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.9.217.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.9.218.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.13.140.0/22 AS7270 NET2PHONE - Net2Phone Corp. 204.16.120.0/23 AS12077 204.16.122.0/23 AS12077 204.19.14.0/23 AS577 BACOM - Bell Canada 204.48.58.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.48.60.0/24 AS4323 TWTC - tw telecom holdings, inc. 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 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 206.162.224.0/19 AS23464 ILCSNET - Interlink Computer Services 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 206.220.240.0/24 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.64/26 AS22335 MREN - Metropolitan Research and Education Network 206.220.240.128/25 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.220/32 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.241.0/24 AS10764 STARTAP - National Center for Supercomputing Applications 207.98.209.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 207.98.223.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 207.191.128.0/19 AS10887 BPSI-AS - BPSI Internet Services 207.204.168.0/24 AS15150 BELLTECH-AS - BELLWETHER TECHNOLOGY CORPORATION 207.204.222.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.38.192.0/18 AS3043 AMPHIB-AS - Amphibian Media Corporation 208.38.192.0/21 AS14237 BEAMSPEED1 - Beamspeed 208.38.202.0/24 AS14237 BEAMSPEED1 - Beamspeed 208.38.203.0/24 AS14237 BEAMSPEED1 - Beamspeed 208.38.204.0/22 AS14237 BEAMSPEED1 - Beamspeed 209.54.93.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 209.54.111.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.54.240.0/21 AS10887 BPSI-AS - BPSI Internet Services 209.74.96.0/19 AS10912 INTERNAP-BLK - Internap Network Services Corporation 209.140.90.0/24 AS14461 NTSL - NET SOLUTIONS 209.140.224.0/21 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.234.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.235.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.236.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.237.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.238.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.140.239.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.141.16.0/21 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.141.48.0/22 AS14461 NTSL - NET SOLUTIONS 209.145.192.0/18 AS3043 AMPHIB-AS - Amphibian Media Corporation 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 212.13.0.0/19 AS38964 ADTEL-AS Advantage Telecom JSC 216.37.114.0/23 AS3549 GBLX Global Crossing Ltd. 216.37.120.0/23 AS13377 216.59.0.0/17 AS3356 LEVEL3 Level 3 Communications 216.99.16.0/24 AS6395 LVLT-6395 - Level 3 Communications, Inc. 216.99.20.0/24 AS6395 LVLT-6395 - Level 3 Communications, Inc. 216.162.96.0/19 AS7393 CYBERCON - CYBERCON, INC. 216.172.198.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.172.199.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.210.86.0/24 AS577 BACOM - Bell Canada 216.229.51.0/24 AS15211 216.240.240.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.240.241.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.240.242.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 216.251.207.0/24 AS1239 SPRINTLINK - Sprint 217.78.71.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.72.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.73.0/24 AS12491 IPPLANET-AS IPPlanet Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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[routing-wg]Weekly Routing Table Report
by Routing Analysis Role Account 31 Oct '08

31 Oct '08

This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. Daily listings are sent to bgp-stats(a)lists.apnic.net For historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 01 Nov, 2008 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 272468 Prefixes after maximum aggregation: 131440 Deaggregation factor: 2.07 Unique aggregates announced to Internet: 132812 Total ASes present in the Internet Routing Table: 29655 Prefixes per ASN: 9.19 Origin-only ASes present in the Internet Routing Table: 25822 Origin ASes announcing only one prefix: 12567 Transit ASes present in the Internet Routing Table: 3833 Transit-only ASes present in the Internet Routing Table: 79 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 25 Max AS path prepend of ASN ( 3816) 15 Prefixes from unregistered ASNs in the Routing Table: 551 Unregistered ASNs in the Routing Table: 198 Number of 32-bit ASNs allocated by the RIRs: 61 Prefixes from 32-bit ASNs in the Routing Table: 8 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 198 Number of addresses announced to Internet: 1919227072 Equivalent to 114 /8s, 101 /16s and 20 /24s Percentage of available address space announced: 51.8 Percentage of allocated address space announced: 62.5 Percentage of available address space allocated: 82.8 Percentage of address space in use by end-sites: 74.0 Total number of prefixes smaller than registry allocations: 134099 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 62538 Total APNIC prefixes after maximum aggregation: 23309 APNIC Deaggregation factor: 2.68 Prefixes being announced from the APNIC address blocks: 59466 Unique aggregates announced from the APNIC address blocks: 26845 APNIC Region origin ASes present in the Internet Routing Table: 3429 APNIC Prefixes per ASN: 17.34 APNIC Region origin ASes announcing only one prefix: 920 APNIC Region transit ASes present in the Internet Routing Table: 532 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 19 Number of APNIC addresses announced to Internet: 380054176 Equivalent to 22 /8s, 167 /16s and 42 /24s Percentage of available APNIC address space announced: 80.9 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 123152 Total ARIN prefixes after maximum aggregation: 64896 ARIN Deaggregation factor: 1.90 Prefixes being announced from the ARIN address blocks: 92700 Unique aggregates announced from the ARIN address blocks: 35162 ARIN Region origin ASes present in the Internet Routing Table: 12558 ARIN Prefixes per ASN: 7.38 ARIN Region origin ASes announcing only one prefix: 4858 ARIN Region transit ASes present in the Internet Routing Table: 1191 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 16 Number of ARIN addresses announced to Internet: 368557728 Equivalent to 21 /8s, 247 /16s and 190 /24s Percentage of available ARIN address space announced: 75.8 ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 59984 Total RIPE prefixes after maximum aggregation: 35947 RIPE Deaggregation factor: 1.67 Prefixes being announced from the RIPE address blocks: 55619 Unique aggregates announced from the RIPE address blocks: 37167 RIPE Region origin ASes present in the Internet Routing Table: 12115 RIPE Prefixes per ASN: 4.59 RIPE Region origin ASes announcing only one prefix: 6369 RIPE Region transit ASes present in the Internet Routing Table: 1838 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 377144224 Equivalent to 22 /8s, 122 /16s and 195 /24s Percentage of available RIPE address space announced: 86.5 RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-49151 RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 22123 Total LACNIC prefixes after maximum aggregation: 5537 LACNIC Deaggregation factor: 4.00 Prefixes being announced from the LACNIC address blocks: 20171 Unique aggregates announced from the LACNIC address blocks: 11290 LACNIC Region origin ASes present in the Internet Routing Table: 1025 LACNIC Prefixes per ASN: 19.68 LACNIC Region origin ASes announcing only one prefix: 340 LACNIC Region transit ASes present in the Internet Routing Table: 170 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 57602048 Equivalent to 3 /8s, 110 /16s and 240 /24s Percentage of available LACNIC address space announced: 57.2 LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 4130 Total AfriNIC prefixes after maximum aggregation: 1325 AfriNIC Deaggregation factor: 3.12 Prefixes being announced from the AfriNIC address blocks: 4420 Unique aggregates announced from the AfriNIC address blocks: 2125 AfriNIC Region origin ASes present in the Internet Routing Table: 264 AfriNIC Prefixes per ASN: 16.74 AfriNIC Region origin ASes announcing only one prefix: 80 AfriNIC Region transit ASes present in the Internet Routing Table: 52 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC addresses announced to Internet: 12880640 Equivalent to 0 /8s, 196 /16s and 139 /24s Percentage of available AfriNIC address space announced: 25.6 AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4755 1494 522 200 TATA Communications formerly 17488 1403 97 102 Hathway IP Over Cable Interne 9583 1110 87 475 Sify Limited 4766 883 6408 363 Korea Telecom (KIX) 4134 869 13760 355 CHINANET-BACKBONE 23577 816 35 701 Korea Telecom (ATM-MPLS) 18101 782 161 67 Reliance Infocom Ltd Internet 4780 724 357 63 Digital United Inc. 9498 692 295 54 BHARTI BT INTERNET LTD. 4808 627 1172 143 CNCGROUP IP network: China169 Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4356 3416 339 bellsouth.net, inc. 209 3051 4035 622 Qwest 6298 2047 323 683 Cox Communicatons 1785 1692 717 154 PaeTec Communications, Inc. 20115 1655 1441 723 Charter Communications 2386 1588 699 896 AT&T Data Communications Serv 4323 1567 1084 376 Time Warner Telecom 7018 1415 5872 981 AT&T WorldNet Services 6478 1370 289 209 AT&T Worldnet Services 11492 1211 152 11 Cable One Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 3292 432 1777 384 TDC Tele Danmark 30890 348 94 188 SC Kappa Invexim SRL 8866 330 111 23 Bulgarian Telecommunication C 3301 329 1428 300 TeliaNet Sweden 3215 328 2756 106 France Telecom Transpac 3320 326 7063 275 Deutsche Telekom AG 8452 322 188 11 TEDATA 5462 300 794 27 Telewest Broadband 25233 296 45 28 Awalnet 8551 287 270 37 Bezeq International Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1400 2833 220 UniNet S.A. de C.V. 11830 670 299 9 Instituto Costarricense de El 22047 566 270 14 VTR PUNTO NET S.A. 10620 545 126 59 TVCABLE BOGOTA 7303 494 243 70 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 6471 419 85 48 ENTEL CHILE S.A. 11172 407 118 72 Servicios Alestra S.A de C.V 28573 338 464 23 NET Servicos de Comunicao S.A 14117 330 23 9 Telefonica del Sur S.A. Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 545 72 43 LINKdotNET AS number 3741 269 856 225 The Internet Solution 20858 259 34 3 EgyNet 2018 236 215 139 Tertiary Education Network 6713 143 135 11 Itissalat Al-MAGHRIB 33783 138 10 13 EEPAD TISP TELECOM & INTERNET 5536 120 8 17 Internet Egypt Network 33776 116 6 3 Starcomms Nigeria Limited 5713 114 555 63 Telkom SA Ltd 29571 113 13 9 Ci Telecom Autonomous system Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4356 3416 339 bellsouth.net, inc. 209 3051 4035 622 Qwest 6298 2047 323 683 Cox Communicatons 1785 1692 717 154 PaeTec Communications, Inc. 20115 1655 1441 723 Charter Communications 2386 1588 699 896 AT&T Data Communications Serv 4323 1567 1084 376 Time Warner Telecom 4755 1494 522 200 TATA Communications formerly 7018 1415 5872 981 AT&T WorldNet Services 17488 1403 97 102 Hathway IP Over Cable Interne Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 209 3051 2429 Qwest 1785 1692 1538 PaeTec Communications, Inc. 6298 2047 1364 Cox Communicatons 17488 1403 1301 Hathway IP Over Cable Interne 4755 1494 1294 TATA Communications formerly 11492 1211 1200 Cable One 4323 1567 1191 Time Warner Telecom 8151 1400 1180 UniNet S.A. de C.V. 6478 1370 1161 AT&T Worldnet Services 18566 1059 1049 Covad Communications Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 3549 Global Crossing 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.75.116.0/22 10796 ServiceCo LLC - Road Runner 24.142.40.0/21 7018 AT&T WorldNet Services 24.142.160.0/19 7018 AT&T WorldNet Services 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio 63.143.71.0/24 701 UUNET Technologies, Inc. 63.143.115.0/24 701 UUNET Technologies, Inc. Complete listing at http://thyme.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:18 /9:9 /10:18 /11:46 /12:149 /13:298 /14:538 /15:1066 /16:10138 /17:4406 /18:7655 /19:16460 /20:19364 /21:18859 /22:23884 /23:24861 /24:141928 /25:819 /26:1007 /27:839 /28:89 /29:9 /30:1 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2852 4356 bellsouth.net, inc. 6298 2021 2047 Cox Communicatons 209 1767 3051 Qwest 2386 1270 1588 AT&T Data Communications Serv 17488 1194 1403 Hathway IP Over Cable Interne 11492 1187 1211 Cable One 1785 1155 1692 PaeTec Communications, Inc. 6478 1105 1370 AT&T Worldnet Services 18566 1040 1059 Covad Communications 9583 977 1110 Sify Limited Complete listing at http://thyme.apnic.net/current/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:12 8:140 12:2176 13:2 15:21 16:3 17:5 20:35 24:1082 32:50 38:515 40:92 41:748 43:1 44:2 47:13 52:3 55:3 56:3 57:26 58:511 59:530 60:452 61:1024 62:1139 63:2019 64:3267 65:2429 66:3497 67:1288 68:802 69:2337 70:875 71:138 72:2054 73:7 74:1273 75:168 76:284 77:940 78:631 79:282 80:937 81:870 82:609 83:395 84:583 85:1069 86:507 87:719 88:346 89:1365 90:22 91:1647 92:291 93:947 94:268 95:4 96:80 97:121 98:370 99:14 113:38 114:113 115:137 116:1000 117:385 118:239 119:503 120:98 121:613 122:854 123:461 124:853 125:1222 128:354 129:207 130:135 131:421 132:72 133:9 134:187 135:31 136:218 137:99 138:146 139:82 140:412 141:105 142:390 143:298 144:325 145:51 146:374 147:141 148:531 149:212 150:128 151:208 152:145 153:135 154:10 155:280 156:174 157:302 158:169 159:302 160:273 161:139 162:255 163:135 164:519 165:503 166:363 167:339 168:631 169:155 170:450 171:40 172:10 173:66 187:18 188:1 189:298 190:2332 192:5761 193:4150 194:3282 195:2645 196:1018 198:3706 199:3280 200:5551 201:1469 202:7778 203:8038 204:3928 205:2170 206:2294 207:2769 208:3734 209:3441 210:2579 211:1089 212:1532 213:1635 214:67 215:25 216:4422 217:1261 218:348 219:440 220:1060 221:416 222:301 End of report

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[routing-wg]BGP Update Report
by cidr-report＠potaroo.net 31 Oct '08

31 Oct '08

BGP Update Report Interval: 29-Sep-08 -to- 30-Oct-08 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9583 194959 1.8% 174.2 -- SIFY-AS-IN Sify Limited 2 - AS4538 117869 1.1% 23.2 -- ERX-CERNET-BKB China Education and Research Network Center 3 - AS6389 96967 0.9% 22.0 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 4 - AS1803 93586 0.9% 67.4 -- ICMNET-5 - Sprint 5 - AS6629 71416 0.7% 1098.7 -- NOAA-AS - NOAA 6 - AS20115 67120 0.6% 28.7 -- CHARTER-NET-HKY-NC - Charter Communications 7 - AS8151 65720 0.6% 27.4 -- Uninet S.A. de C.V. 8 - AS5691 64633 0.6% 4971.8 -- MITRE-AS-5 - The MITRE Corporation 9 - AS9051 61506 0.6% 384.4 -- IDM Autonomous System 10 - AS10396 50322 0.5% 653.5 -- COQUI-NET - DATACOM CARIBE, INC. 11 - AS7046 48974 0.5% 82.9 -- UUNET-CUSTOMER - MCI Communications Services, Inc. d/b/a Verizon Business 12 - AS2386 45822 0.4% 27.8 -- INS-AS - AT&T Data Communications Services 13 - AS22492 44217 0.4% 14739.0 -- 14 - AS20255 43679 0.4% 1409.0 -- Tecnowind S.A. 15 - AS209 43308 0.4% 13.6 -- ASN-QWEST - Qwest Communications Corporation 16 - AS6458 43061 0.4% 106.9 -- Telgua 17 - AS10986 42338 0.4% 475.7 -- Intermedia Comunicaciones S.A. 18 - AS7643 41356 0.4% 23.8 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT) 19 - AS17974 40394 0.4% 49.6 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 20 - AS34116 39164 0.4% 391.6 -- CYBER-AS Cyber Net AS TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS14593 37576 0.3% 37576.0 -- BRAND-INSTITUTE - Brand Instiute, Inc. 2 - AS43299 21481 0.2% 21481.0 -- TELECONTACT-AS Telecontact Ltd. 3 - AS22492 44217 0.4% 14739.0 -- 4 - AS37026 21593 0.2% 10796.5 -- SALT-ASN 5 - AS5691 64633 0.6% 4971.8 -- MITRE-AS-5 - The MITRE Corporation 6 - AS30287 4469 0.0% 4469.0 -- ALON-USA - ALON USA, LP 7 - AS21603 36845 0.3% 3684.5 -- Universidad La Salle, AC 8 - AS23082 18245 0.2% 3649.0 -- MPHI - Michigan Public Health Institute 9 - AS30969 29150 0.3% 3643.8 -- TAN-NET TransAfrica Networks 10 - AS29910 3501 0.0% 3501.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 11 - AS41007 15591 0.1% 3118.2 -- CTCASTANA CTC ASTANA, KZ 12 - AS4130 15251 0.1% 3050.2 -- UPITT-AS - University of Pittsburgh 13 - AS8266 2934 0.0% 2934.0 -- NEXUSTEL Nexus Telecommunications 14 - AS38180 2450 0.0% 2450.0 -- ETPI-IDS-JOLLIBEE-AS-AP 6/Fth floor JOLLIBEE PLAZA, Emerald Ave. Ortigas Center Pasig City. 15 - AS5033 20329 0.2% 2258.8 -- ISW - Internet Specialties West Inc. 16 - AS23917 2238 0.0% 2238.0 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane 17 - AS44194 2078 0.0% 2078.0 -- FREIFUNK-BERLIN-AS Freifunk Berlin 18 - AS25799 1998 0.0% 1998.0 -- HOLMAN - Holman Enterprises 19 - AS39105 1888 0.0% 1888.0 -- CLASS-AS SC Class Computers And Service SRL 20 - AS42521 1724 0.0% 1724.0 -- COFUND-AS Fundacja Fundusz Wspolpracy TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 192.12.120.0/24 64364 0.6% AS5691 -- MITRE-AS-5 - The MITRE Corporation 2 - 221.134.222.0/24 62651 0.6% AS9583 -- SIFY-AS-IN Sify Limited 3 - 210.214.151.0/24 60986 0.6% AS9583 -- SIFY-AS-IN Sify Limited 4 - 221.135.80.0/24 46255 0.4% AS9583 -- SIFY-AS-IN Sify Limited 5 - 194.126.143.0/24 44980 0.4% AS9051 -- IDM Autonomous System 6 - 12.2.46.0/24 44187 0.4% AS22492 -- 7 - 12.8.7.0/24 37576 0.3% AS14593 -- BRAND-INSTITUTE - Brand Instiute, Inc. 8 - 200.33.104.0/23 36176 0.3% AS21603 -- Universidad La Salle, AC 9 - 221.128.192.0/18 25369 0.2% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 10 - 192.102.88.0/24 23637 0.2% AS6629 -- NOAA-AS - NOAA 11 - 196.42.0.0/20 23578 0.2% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 12 - 198.77.177.0/24 23532 0.2% AS6629 -- NOAA-AS - NOAA 13 - 72.50.96.0/20 23493 0.2% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 14 - 192.35.129.0/24 23460 0.2% AS6629 -- NOAA-AS - NOAA 15 - 78.40.24.0/21 21481 0.2% AS43299 -- TELECONTACT-AS Telecontact Ltd. 16 - 200.108.200.0/24 21443 0.2% AS20255 -- Tecnowind S.A. 17 - 200.108.220.0/24 21434 0.2% AS20255 -- Tecnowind S.A. 18 - 64.162.116.0/24 20217 0.2% AS5033 -- ISW - Internet Specialties West Inc. 19 - 89.4.131.0/24 15291 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 20 - 150.212.224.0/19 15199 0.1% AS4130 -- UPITT-AS - University of Pittsburgh Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog(a)merit.edu eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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