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The Cidr Report
by cidr-report＠potaroo.net 09 Apr '11

09 Apr '11

This report has been generated at Fri Apr 8 21:12:05 2011 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 01-04-11 354967 207769 02-04-11 354547 207833 03-04-11 354712 207935 04-04-11 354673 207973 05-04-11 354793 208485 06-04-11 355164 208933 07-04-11 355801 208937 08-04-11 355531 209315 AS Summary 37328 Number of ASes in routing system 15733 Number of ASes announcing only one prefix 3666 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 110564096 Largest address span announced by an AS (/32s) AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street 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'). --- 08Apr11 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 355982 209285 146697 41.2% All ASes AS6389 3666 260 3406 92.9% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS4323 2532 400 2132 84.2% TWTC - tw telecom holdings, inc. AS4766 2440 921 1519 62.3% KIXS-AS-KR Korea Telecom AS6478 1607 190 1417 88.2% ATT-INTERNET3 - AT&T Services, Inc. AS22773 1294 93 1201 92.8% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS19262 1494 297 1197 80.1% VZGNI-TRANSIT - Verizon Online LLC AS4755 1445 358 1087 75.2% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS1785 1794 768 1026 57.2% AS-PAETEC-NET - PaeTec Communications, Inc. AS18566 1642 630 1012 61.6% COVAD - Covad Communications Co. AS28573 1271 332 939 73.9% NET Servicos de Comunicao S.A. AS10620 1417 491 926 65.3% Telmex Colombia S.A. AS6503 1113 314 799 71.8% Axtel, S.A.B. de C.V. AS24560 1137 346 791 69.6% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS7545 1549 765 784 50.6% TPG-INTERNET-AP TPG Internet Pty Ltd AS18101 936 152 784 83.8% RELIANCE-COMMUNICATIONS-IN Reliance Communications Ltd.DAKC MUMBAI AS4808 1067 325 742 69.5% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS8151 1241 522 719 57.9% Uninet S.A. de C.V. AS3356 1153 480 673 58.4% LEVEL3 Level 3 Communications AS7303 924 254 670 72.5% Telecom Argentina S.A. AS11492 1267 607 660 52.1% CABLEONE - CABLE ONE, INC. AS17488 942 296 646 68.6% HATHWAY-NET-AP Hathway IP Over Cable Internet AS17676 659 70 589 89.4% GIGAINFRA Softbank BB Corp. AS855 632 57 575 91.0% CANET-ASN-4 - Bell Aliant Regional Communications, Inc. AS3549 936 390 546 58.3% GBLX Global Crossing Ltd. AS7552 668 124 544 81.4% VIETEL-AS-AP Vietel Corporation AS14420 645 102 543 84.2% CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP AS22047 567 30 537 94.7% VTR BANDA ANCHA S.A. AS22561 863 334 529 61.3% DIGITAL-TELEPORT - Digital Teleport Inc. AS17974 1458 944 514 35.3% TELKOMNET-AS2-AP PT Telekomunikasi Indonesia AS4780 716 213 503 70.3% SEEDNET Digital United Inc. Total 39075 11065 28010 71.7% Top 30 total Possible Bogus Routes 1.3.0.0/16 AS38639 HANABI NTT Communications Corporation 2.56.0.0/16 AS44559 10.86.64.32/30 AS65530 -Private Use AS- 10.86.64.36/30 AS65530 -Private Use AS- 10.86.65.32/30 AS65530 -Private Use AS- 10.86.65.36/30 AS65530 -Private Use AS- 10.255.255.0/30 AS65530 -Private Use AS- 10.255.255.4/30 AS65530 -Private Use AS- 10.255.255.8/30 AS65530 -Private Use AS- 24.48.0.0/14 AS5769 VIDEOTRON - Videotron Telecom Ltee 24.225.128.0/18 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.192.0/18 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.192.0/23 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.224.0/21 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.237.0/24 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.248.0/21 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 31.3.96.0/21 AS35470 XL-AS XL Network 31.3.120.0/21 AS31577 PRORED ProRed Comunicaciones Autonomous System 41.57.192.0/18 AS22750 BCSNET 41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited 41.223.92.0/22 AS36936 CELTEL-GABON Celtel Gabon Internet Service 45.127.0.0/16 AS13767 DBANK - DataBank Holdings, Ltd. 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 64.21.192.0/20 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.212.0/22 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.216.0/21 AS11610 INETNEBR-1 - Internet Nebraska Corporation 66.171.32.0/20 AS16626 GNAXNET-AS - Global Net Access, LLC 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.206.47.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 66.207.32.0/20 AS23011 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 69.6.80.0/24 AS13442 69.6.81.0/24 AS13442 71.19.134.0/23 AS3313 INET-AS I.NET S.p.A. 72.22.32.0/19 AS33150 72.22.61.0/24 AS33150 72.22.62.0/24 AS33150 76.77.32.0/19 AS2828 XO-AS15 - XO Communications 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas 115.42.28.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.40.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.42.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.44.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.47.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.48.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.49.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.50.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.51.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.52.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.53.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.54.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.55.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.56.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.57.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.58.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.59.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.61.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.62.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.63.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 117.120.56.0/21 AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 142.54.0.0/19 AS23498 CDSI - Cogeco Data Services Inc. 148.163.0.0/20 AS3356 LEVEL3 Level 3 Communications 148.163.64.0/20 AS3356 LEVEL3 Level 3 Communications 148.163.224.0/19 AS3356 LEVEL3 Level 3 Communications 158.222.70.0/23 AS6137 SISNA - SISNA, Inc. 158.222.72.0/23 AS6137 SISNA - SISNA, Inc. 158.222.224.0/20 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.224.0/22 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.229.0/24 AS19864 O1COMM - O1 COMMUNICATIONS 172.102.0.0/22 AS4812 CHINANET-SH-AP China Telecom (Group) 181.82.15.0/24 AS23982 SENDB-AS-KR Dongbu District Office of Education in Seoul 181.82.16.0/24 AS23982 SENDB-AS-KR Dongbu District Office of Education in Seoul 181.82.17.0/24 AS38418 SENSD-AS-KR seoul seondong district office of education 181.82.18.0/24 AS38418 SENSD-AS-KR seoul seondong district office of education 190.102.32.0/20 AS30058 FDCSERVERS - FDCservers.net 192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.101.46.0/24 AS6503 Axtel, S.A.B. de C.V. 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 192.101.74.0/24 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. 192.145.251.0/24 AS10026 PACNET Pacnet Global Ltd 192.154.32.0/19 AS81 NCREN - MCNC 192.154.64.0/19 AS81 NCREN - MCNC 192.162.200.0/22 AS39726 TRKMIR-AS Teleradiocompany MIR Ltd 192.188.208.0/20 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 196.2.224.0/22 AS24863 LINKdotNET-AS 196.6.108.0/24 AS5713 SAIX-NET 196.13.201.0/24 AS2018 TENET-1 196.13.202.0/24 AS2018 TENET-1 196.13.203.0/24 AS2018 TENET-1 196.13.204.0/24 AS2018 TENET-1 196.110.105.0/24 AS8513 SKYVISION SkyVision Network Services 196.202.224.0/21 AS8818 TELE Greenland Autonomous System 198.1.2.0/24 AS4761 INDOSAT-INP-AP INDOSAT Internet Network Provider 198.15.4.0/24 AS4323 TWTC - tw telecom holdings, inc. 198.15.5.0/24 AS4323 TWTC - tw telecom holdings, inc. 198.23.26.0/24 AS4390 BELLATLANTIC-COM - Bell Atlantic, Inc. 198.73.210.0/24 AS21570 ACI-1 - Accelerated Connections Inc. 198.74.38.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.39.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.40.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.97.72.0/21 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 198.97.96.0/19 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 198.97.240.0/20 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 198.99.241.0/24 AS11797 AC-NIELSEN-AS AC NIELSEN 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.163.214.0/24 AS21804 ACCESS-SK - Access Communications Co-operative Limited 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 198.175.231.0/24 AS19262 VZGNI-TRANSIT - Verizon Online LLC 198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services 198.182.235.0/24 AS3356 LEVEL3 Level 3 Communications 199.16.32.0/19 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 199.33.84.0/22 AS9911 CONNECTPLUS-AP Singapore Telecom 199.121.0.0/16 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 199.123.16.0/20 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 199.185.130.0/23 AS19662 UNISERVE-ONLINE - Uniserve On Line 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 200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC. 200.24.73.0/24 AS26061 Equant Colombia 200.24.76.0/24 AS7195 Telecorp Colombia S.A. 200.24.78.0/26 AS3549 GBLX Global Crossing Ltd. 200.24.78.64/26 AS3549 GBLX Global Crossing Ltd. 202.1.224.0/24 AS10097 FLOWCOM Flow Communications 2/541 Kent St Sydney NSW 2000 202.9.55.0/24 AS2764 AAPT AAPT Limited 202.9.57.0/24 AS2764 AAPT AAPT Limited 202.20.108.0/23 AS17885 JKTXLNET-AS-AP PT Excelcomindo Pratama 202.58.113.0/24 AS19161 202.61.75.0/24 AS9927 PHILCOMNET-PH A Multihomed ISP Company 202.66.128.0/18 AS9584 GENESIS-AP Diyixian.com Limited 202.66.160.0/19 AS9584 GENESIS-AP Diyixian.com Limited 202.66.160.0/20 AS9584 GENESIS-AP Diyixian.com Limited 202.66.176.0/20 AS9584 GENESIS-AP Diyixian.com Limited 202.66.184.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.186.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.188.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.189.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.190.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.74.232.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.74.233.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.83.124.0/24 AS37972 202.83.125.0/24 AS37972 202.83.126.0/24 AS37972 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 202.133.70.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.133.73.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 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 202.146.186.0/24 AS23655 SNAP-NZ-AS Snap Internet Limited 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 202.179.131.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited 202.179.144.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. Ltd 203.18.156.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 203.22.78.0/24 AS18117 HARBOURMSP-AU-AP Harbour MSP Pty. Ltd 203.23.1.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.24.38.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.27.123.0/24 AS4739 INTERNODE-AS Internode Pty Ltd 203.30.26.0/23 AS3491 BTN-ASN - Beyond The Network America, Inc. 203.30.127.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.86.0/23 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.86.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.87.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.188.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet) 203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company 203.112.111.0/24 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 203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd. 203.142.219.0/24 AS45149 203.175.107.0/24 AS45595 PKTELECOM-AS-PK Pakistan Telecom Company Limited 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.10.232.0/21 AS33150 204.19.14.0/23 AS577 BACOM - Bell Canada 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 205.175.214.0/24 AS5583 ORANGE-BUSINESS-SERVICES-BENELUX Orange Business Services (formerly Equant) AS for BENELUX 205.189.134.0/24 AS11814 DISTRIBUTEL-AS11814 - DISTRIBUTEL COMMUNICATIONS LTD. 205.207.148.0/23 AS812 ROGERS-CABLE - Rogers Cable Communications Inc. 206.72.192.0/23 AS16526 BIRCH-TELECOM - Birch Telecom, Inc. 206.72.194.0/23 AS16526 BIRCH-TELECOM - Birch Telecom, Inc. 206.123.129.0/24 AS10790 INREACH-AS - InReach Internet 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 206.197.184.0/24 AS23304 DATOTEL-STL-AS - Datotel LLC, a NetLabs LLC Company 207.174.131.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.132.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.152.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.154.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.155.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.188.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.189.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.190.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.191.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.64.240.0/21 AS13871 TELEBYTE-NW - Telebyte NW 208.64.240.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.241.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.242.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.243.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.244.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.247.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.78.165.0/24 AS16565 208.83.53.0/24 AS40569 YGOMI-AS - Ygomi LLC 208.92.196.0/22 AS10929 NETELLIGENT - Netelligent Hosting Services Inc. 208.92.199.0/24 AS26198 3MENATWORK - 3Men@Work Integrated Networks, Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.165.239.0/24 AS209 ASN-QWEST - Qwest Communications Company, LLC 209.177.64.0/20 AS6461 MFNX MFN - Metromedia Fiber Network 209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC 209.213.1.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 209.213.4.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 210.56.150.0/23 AS38138 INTECH-TRANSIT-BD InTech Online Limited, INTERNET SERVICE LIMITED 216.10.235.0/24 AS13780 NTNCOMMUNICATIONS - NTN 216.10.236.0/24 AS13780 NTNCOMMUNICATIONS - NTN 216.21.160.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 216.21.196.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.201.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.202.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.206.0/23 AS12251 INVISION - Invision.com, Inc. 216.58.192.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.197.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.200.0/24 AS18530 ISOMEDIA-1 - Isomedia Inc. 216.105.192.0/23 AS7385 INTEGRATELECOM - Integra Telecom, Inc. 216.105.196.0/23 AS7385 INTEGRATELECOM - Integra Telecom, Inc. 216.105.200.0/21 AS7385 INTEGRATELECOM - Integra Telecom, 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. 216.194.160.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)nanog.org eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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Weekly Routing Table Report
by Routing Analysis Role Account 08 Apr '11

08 Apr '11

This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG, CaribNOG and the RIPE Routing Working Group. Daily listings are sent to bgp-stats(a)lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 09 Apr, 2011 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 352501 Prefixes after maximum aggregation: 160116 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 174726 Total ASes present in the Internet Routing Table: 37229 Prefixes per ASN: 9.47 Origin-only ASes present in the Internet Routing Table: 31242 Origin ASes announcing only one prefix: 15033 Transit ASes present in the Internet Routing Table: 5011 Transit-only ASes present in the Internet Routing Table: 131 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 36 Max AS path prepend of ASN (48687) 24 Prefixes from unregistered ASNs in the Routing Table: 554 Unregistered ASNs in the Routing Table: 244 Number of 32-bit ASNs allocated by the RIRs: 1270 Number of 32-bit ASNs visible in the Routing Table: 976 Prefixes from 32-bit ASNs in the Routing Table: 2181 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 179 Number of addresses announced to Internet: 2404831680 Equivalent to 143 /8s, 86 /16s and 209 /24s Percentage of available address space announced: 64.9 Percentage of allocated address space announced: 64.9 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 90.3 Total number of prefixes smaller than registry allocations: 145944 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 87803 Total APNIC prefixes after maximum aggregation: 29890 APNIC Deaggregation factor: 2.94 Prefixes being announced from the APNIC address blocks: 84782 Unique aggregates announced from the APNIC address blocks: 36887 APNIC Region origin ASes present in the Internet Routing Table: 4397 APNIC Prefixes per ASN: 19.28 APNIC Region origin ASes announcing only one prefix: 1218 APNIC Region transit ASes present in the Internet Routing Table: 698 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 20 Number of APNIC region 32-bit ASNs visible in the Routing Table: 47 Number of APNIC addresses announced to Internet: 605565472 Equivalent to 36 /8s, 24 /16s and 50 /24s Percentage of available APNIC address space announced: 76.8 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 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, 133/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 138983 Total ARIN prefixes after maximum aggregation: 70940 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 111475 Unique aggregates announced from the ARIN address blocks: 45128 ARIN Region origin ASes present in the Internet Routing Table: 14304 ARIN Prefixes per ASN: 7.79 ARIN Region origin ASes announcing only one prefix: 5465 ARIN Region transit ASes present in the Internet Routing Table: 1487 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 11 Number of ARIN addresses announced to Internet: 797692928 Equivalent to 47 /8s, 139 /16s and 212 /24s Percentage of available ARIN address space announced: 63.4 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 53248-55295, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 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, 100/8, 104/8, 107/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 83363 Total RIPE prefixes after maximum aggregation: 47605 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 76622 Unique aggregates announced from the RIPE address blocks: 50561 RIPE Region origin ASes present in the Internet Routing Table: 15488 RIPE Prefixes per ASN: 4.95 RIPE Region origin ASes announcing only one prefix: 7790 RIPE Region transit ASes present in the Internet Routing Table: 2419 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 721 Number of RIPE addresses announced to Internet: 464002432 Equivalent to 27 /8s, 168 /16s and 29 /24s Percentage of available RIPE address space announced: 74.7 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, 47104-52223, 56320-58367 196608-198655 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 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, 109/8, 176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 32267 Total LACNIC prefixes after maximum aggregation: 7402 LACNIC Deaggregation factor: 4.36 Prefixes being announced from the LACNIC address blocks: 31330 Unique aggregates announced from the LACNIC address blocks: 16335 LACNIC Region origin ASes present in the Internet Routing Table: 1434 LACNIC Prefixes per ASN: 21.85 LACNIC Region origin ASes announcing only one prefix: 430 LACNIC Region transit ASes present in the Internet Routing Table: 259 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 192 Number of LACNIC addresses announced to Internet: 81775488 Equivalent to 4 /8s, 223 /16s and 203 /24s Percentage of available LACNIC address space announced: 54.2 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 7630 Total AfriNIC prefixes after maximum aggregation: 1820 AfriNIC Deaggregation factor: 4.19 Prefixes being announced from the AfriNIC address blocks: 6000 Unique aggregates announced from the AfriNIC address blocks: 1858 AfriNIC Region origin ASes present in the Internet Routing Table: 442 AfriNIC Prefixes per ASN: 13.57 AfriNIC Region origin ASes announcing only one prefix: 130 AfriNIC Region transit ASes present in the Internet Routing Table: 99 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 5 Number of AfriNIC addresses announced to Internet: 22693120 Equivalent to 1 /8s, 90 /16s and 69 /24s Percentage of available AfriNIC address space announced: 33.8 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 2440 9515 909 Korea Telecom (KIX) 7545 1547 301 83 TPG Internet Pty Ltd 17974 1458 480 33 PT TELEKOMUNIKASI INDONESIA 4755 1443 634 167 TATA Communications formerly 24560 1137 322 203 Bharti Airtel Ltd., Telemedia 4808 1063 2140 293 CNCGROUP IP network: China169 9583 1055 77 494 Sify Limited 9829 1003 867 56 BSNL National Internet Backbo 17488 942 162 98 Hathway IP Over Cable Interne 18101 935 116 139 Reliance Infocom Ltd Internet Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3666 3822 255 bellsouth.net, inc. 4323 2541 1090 396 Time Warner Telecom 1785 1791 681 131 PaeTec Communications, Inc. 18566 1642 335 197 Covad Communications 6478 1607 305 36 AT&T Worldnet Services 20115 1536 1551 641 Charter Communications 19262 1494 4949 297 Verizon Global Networks 7018 1354 6801 880 AT&T WorldNet Services 22773 1294 2865 84 Cox Communications, Inc. 2386 1281 538 924 AT&T Data Communications Serv Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6830 515 1780 319 UPC Distribution Services 34984 495 97 188 BILISIM TELEKOM 29049 463 34 34 AzerSat LLC. 3292 455 2013 392 TDC Tele Danmark 8866 446 134 26 Bulgarian Telecommunication C 20940 441 127 338 Akamai Technologies European 3320 419 7607 365 Deutsche Telekom AG 8551 403 353 46 Bezeq International 12479 403 577 6 Uni2 Autonomous System 702 394 1800 307 UUNET - Commercial IP service Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 10620 1417 263 156 TVCABLE BOGOTA 28573 1271 972 86 NET Servicos de Comunicao S.A 8151 1241 2679 367 UniNet S.A. de C.V. 6503 1112 354 72 AVANTEL, S.A. 7303 900 464 136 Telecom Argentina Stet-France 14420 645 52 89 CORPORACION NACIONAL DE TELEC 22047 567 310 15 VTR PUNTO NET S.A. 3816 514 225 98 Empresa Nacional de Telecomun 11172 487 99 81 Servicios Alestra S.A de C.V 27947 481 53 54 Telconet S.A Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 8452 839 445 11 TEDATA 24863 771 147 37 LINKdotNET AS number 15475 420 90 8 Nile Online 36992 295 287 12 Etisalat MISR 3741 266 985 227 The Internet Solution 24835 232 78 10 RAYA Telecom - Egypt 6713 231 215 12 Itissalat Al-MAGHRIB 33776 210 13 5 Starcomms Nigeria Limited 29571 191 17 11 Ci Telecom Autonomous system 16637 148 441 86 MTN Network Solutions Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3666 3822 255 bellsouth.net, inc. 4323 2541 1090 396 Time Warner Telecom 4766 2440 9515 909 Korea Telecom (KIX) 23456 2181 634 1179 32-bit ASN transition 1785 1791 681 131 PaeTec Communications, Inc. 18566 1642 335 197 Covad Communications 6478 1607 305 36 AT&T Worldnet Services 7545 1547 301 83 TPG Internet Pty Ltd 20115 1536 1551 641 Charter Communications 19262 1494 4949 297 Verizon Global Networks Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 2541 2145 Time Warner Telecom 1785 1791 1660 PaeTec Communications, Inc. 6478 1607 1571 AT&T Worldnet Services 4766 2440 1531 Korea Telecom (KIX) 7545 1547 1464 TPG Internet Pty Ltd 18566 1642 1445 Covad Communications 17974 1458 1425 PT TELEKOMUNIKASI INDONESIA 4755 1443 1276 TATA Communications formerly 10620 1417 1261 TVCABLE BOGOTA 11492 1267 1252 Cable One Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom 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 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 1.3.0.0/16 38639 NTT Communications Corporatio 2.56.0.0/16 44559 E-Rent LLC 24.225.128.0/18 36377 Comcast Telecommunications, I 24.225.192.0/23 36377 Comcast Telecommunications, I 24.225.192.0/18 36377 Comcast Telecommunications, I 24.225.224.0/21 36377 Comcast Telecommunications, I 24.225.237.0/24 36377 Comcast Telecommunications, I 24.225.248.0/21 36377 Comcast Telecommunications, I 31.3.80.0/21 23456 32-bit ASN transition 31.3.96.0/21 35470 XL Network Complete listing at http://thyme.rand.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 /9:12 /10:26 /11:74 /12:219 /13:448 /14:770 /15:1373 /16:11583 /17:5730 /18:9448 /19:19121 /20:25018 /21:25421 /22:33575 /23:32209 /24:184373 /25:1096 /26:1257 /27:683 /28:30 /29:8 /30:2 /31:0 /32:6 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2263 3666 bellsouth.net, inc. 18566 1620 1642 Covad Communications 6478 1561 1607 AT&T Worldnet Services 4323 1362 2541 Time Warner Telecom 10620 1307 1417 TVCABLE BOGOTA 11492 1216 1267 Cable One 23456 1127 2181 32-bit ASN transition 7011 1061 1161 Citizens Utilities 1785 1057 1791 PaeTec Communications, Inc. 6503 897 1112 AVANTEL, S.A. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:296 2:55 4:14 5:1 8:350 12:2004 13:1 14:434 15:15 16:3 17:8 20:9 23:5 24:1601 27:702 31:213 32:60 33:3 34:2 37:1 38:752 39:1 40:101 41:2371 42:1 44:3 46:793 47:4 49:171 50:219 52:13 55:4 56:2 57:27 58:845 59:489 60:387 61:1164 62:1002 63:1921 64:3893 65:2336 66:4312 67:1805 68:1080 69:2934 70:702 71:343 72:1900 73:1 74:2327 75:284 76:336 77:852 78:688 79:458 80:1087 81:822 82:508 83:458 84:648 85:1041 86:556 87:761 88:340 89:1584 90:178 91:3678 92:497 93:1046 94:1258 95:776 96:448 97:252 98:821 99:35 101:61 106:2 107:4 108:78 109:936 110:531 111:679 112:324 113:385 114:511 115:700 116:932 117:674 118:774 119:1137 120:289 121:712 122:1621 123:1055 124:1282 125:1258 128:265 129:167 130:172 131:565 132:100 133:20 134:216 135:49 136:212 137:142 138:301 139:104 140:486 141:173 142:377 143:388 144:480 145:53 146:441 147:202 148:629 149:273 150:169 151:187 152:300 153:180 154:3 155:392 156:189 157:325 158:132 159:381 160:317 161:242 162:277 163:164 164:489 165:350 166:510 167:418 168:723 169:154 170:774 171:74 172:1 173:1257 174:535 175:349 177:77 178:834 180:806 181:7 182:416 183:200 184:240 185:1 186:1124 187:914 188:933 189:1041 190:4810 192:5776 193:4808 194:3471 195:2948 196:1206 197:17 198:3577 199:3906 200:5546 201:1474 202:8377 203:8466 204:4128 205:2323 206:2648 207:2999 208:3920 209:3505 210:2722 211:1365 212:1978 213:1717 214:732 215:66 216:4867 217:1640 218:556 219:386 220:1193 221:480 222:312 223:117 End of report

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survey on RFD
by Shishio Tsuchiya 04 Apr '11

04 Apr '11

Dear RIPE Routing WG There's an internet draft that is trying to gather data on route flap damping/dampening deployment status. http://tools.ietf.org/html/draft-shishio-grow-isp-rfd-implement-survey-01 This work is intended to gather background data on making the feature less harmful and more usable. We would very much appreciate if you would take the time to answer the following survey. https://www.surveymonkey.com/s/rfd-survey Thanks in advance for your time! other references: http://tools.ietf.org/agenda/80/slides/grow-5.pptx http://tools.ietf.org/agenda/80/slides/idr-5.pdf Regards, -Shishio -- Shishio Tsuchiya <shtsuchi(a)cisco.com>

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BGP Update Report
by cidr-report＠potaroo.net 02 Apr '11

02 Apr '11

BGP Update Report Interval: 24-Mar-11 -to- 31-Mar-11 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS19743 34999 1.7% 4999.9 -- 2 - AS9829 26736 1.3% 26.6 -- BSNL-NIB National Internet Backbone 3 - AS4230 26664 1.3% 410.2 -- Embratel 4 - AS11492 20928 1.0% 15.7 -- CABLEONE - CABLE ONE, INC. 5 - AS1785 19164 0.9% 10.6 -- AS-PAETEC-NET - PaeTec Communications, Inc. 6 - AS32528 18507 0.9% 2313.4 -- ABBOTT Abbot Labs 7 - AS35931 13922 0.7% 2320.3 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 8 - AS27738 13691 0.7% 40.4 -- Ecuadortelecom S.A. 9 - AS44609 13408 0.7% 4469.3 -- FNA Fars News Agency Cultural Arts Institute 10 - AS17974 12580 0.6% 8.5 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 11 - AS6389 11461 0.6% 3.1 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 12 - AS9498 10309 0.5% 13.1 -- BBIL-AP BHARTI Airtel Ltd. 13 - AS25220 10035 0.5% 716.8 -- GLOBALNOC-AS Averbo GmbH 14 - AS20115 9533 0.5% 6.0 -- CHARTER-NET-HKY-NC - Charter Communications 15 - AS4583 9329 0.5% 345.5 -- WESTPUB-A - West Publishing Corporation 16 - AS28519 8906 0.4% 2968.7 -- Universidad Autonoma de Guadalajara, A.C. 17 - AS7491 8762 0.4% 94.2 -- PI-PH-AS-AP PI-PHILIPINES 18 - AS31148 8457 0.4% 22.8 -- FREENET-AS FreeNet ISP 19 - AS12175 8294 0.4% 202.3 -- YELMNET - Yelm Telephone Company 20 - AS33475 7989 0.4% 37.2 -- RSN-1 - RockSolid Network, Inc. TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS51280 6055 0.3% 6055.0 -- AS51280 Parsian Electronic Commerce Company 2 - AS19743 34999 1.7% 4999.9 -- 3 - AS44609 13408 0.7% 4469.3 -- FNA Fars News Agency Cultural Arts Institute 4 - AS27771 6726 0.3% 3363.0 -- Instituto Venezolano de Investigaciones Cientificas 5 - AS28519 8906 0.4% 2968.7 -- Universidad Autonoma de Guadalajara, A.C. 6 - AS35931 13922 0.7% 2320.3 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 7 - AS32528 18507 0.9% 2313.4 -- ABBOTT Abbot Labs 8 - AS49600 1514 0.1% 1514.0 -- LASEDA La Seda de Barcelona, S.A 9 - AS25911 1035 0.1% 1035.0 -- TALISMAN-CH3 - TALISMAN ENERGY INC. 10 - AS13168 871 0.0% 871.0 -- SANOSTRA-AS AS de la Caja de ahorros y monte de piedad de las Baleares 11 - AS25220 10035 0.5% 716.8 -- GLOBALNOC-AS Averbo GmbH 12 - AS19984 522 0.0% 522.0 -- VSECU-ASN - Vermont State Employees Credit Union 13 - AS22288 507 0.0% 507.0 -- RFBKCORP - Republic First Bancorp, Inc. 14 - AS22060 497 0.0% 497.0 -- NETSPECTRUM - Netspectrum Wireless Internet Solutions 15 - AS12103 972 0.1% 486.0 -- KEYNOTE - Keynote Systems, Inc. 16 - AS27582 2711 0.1% 451.8 -- PTC-OKC-ASN - Perimeter Technology Center, LLC 17 - AS32514 1806 0.1% 451.5 -- COMEDCOM - CoMedia Communications, Inc. 18 - AS20094 1296 0.1% 432.0 -- MIDWEST-TEL - Midwest Telnet 19 - AS51983 862 0.0% 431.0 -- PROEVOLUTION PROEVOLUTION SRL 20 - AS27573 423 0.0% 423.0 -- OSLA-AS-1 - OKLAHOMA STUDENT LOAN AUTHORITY TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 85.197.100.0/22 9977 0.5% AS25220 -- GLOBALNOC-AS Averbo GmbH 2 - 130.36.34.0/24 9245 0.4% AS32528 -- ABBOTT Abbot Labs 3 - 130.36.35.0/24 9245 0.4% AS32528 -- ABBOTT Abbot Labs 4 - 63.211.68.0/22 8037 0.4% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 5 - 221.121.96.0/19 6906 0.3% AS7491 -- PI-PH-AS-AP PI-PHILIPINES 6 - 178.22.79.0/24 6779 0.3% AS44609 -- FNA Fars News Agency Cultural Arts Institute 7 - 65.122.196.0/24 6654 0.3% AS19743 -- 8 - 178.22.72.0/21 6618 0.3% AS44609 -- FNA Fars News Agency Cultural Arts Institute 9 - 212.80.25.0/24 6055 0.3% AS51280 -- AS51280 Parsian Electronic Commerce Company 10 - 72.164.144.0/24 5684 0.3% AS19743 -- 11 - 65.162.204.0/24 5665 0.3% AS19743 -- 12 - 65.163.182.0/24 5665 0.3% AS19743 -- 13 - 66.238.91.0/24 5665 0.3% AS19743 -- 14 - 66.89.98.0/24 5665 0.3% AS19743 -- 15 - 198.140.43.0/24 5575 0.3% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 16 - 202.92.235.0/24 5286 0.2% AS9498 -- BBIL-AP BHARTI Airtel Ltd. 17 - 68.65.152.0/22 3653 0.2% AS11915 -- TELWEST-NETWORK-SVCS-STATIC - TEL WEST COMMUNICATIONS LLC 18 - 202.153.174.0/24 3566 0.2% AS17408 -- ABOVE-AS-AP AboveNet Communications Taiwan 19 - 192.65.152.0/24 3367 0.2% AS27771 -- Instituto Venezolano de Investigaciones Cientificas 20 - 190.170.128.0/18 3359 0.2% AS27771 -- Instituto Venezolano de Investigaciones Cientificas Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog(a)nanog.org eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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The Cidr Report
by cidr-report＠potaroo.net 02 Apr '11

02 Apr '11

This report has been generated at Fri Apr 1 21:12:20 2011 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 25-03-11 354537 207782 26-03-11 354465 207768 27-03-11 354472 207904 28-03-11 354508 208231 29-03-11 354730 208127 30-03-11 354720 207889 31-03-11 355112 208078 01-04-11 354967 207765 AS Summary 37242 Number of ASes in routing system 15683 Number of ASes announcing only one prefix 3669 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 109515264 Largest address span announced by an AS (/32s) AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street 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'). --- 01Apr11 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 354805 207776 147029 41.4% All ASes AS6389 3669 262 3407 92.9% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS4323 2545 400 2145 84.3% TWTC - tw telecom holdings, inc. AS4766 2431 917 1514 62.3% KIXS-AS-KR Korea Telecom AS6478 1591 183 1408 88.5% ATT-INTERNET3 - AT&T Services, Inc. AS22773 1292 93 1199 92.8% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS19262 1489 303 1186 79.7% VZGNI-TRANSIT - Verizon Online LLC AS10620 1405 289 1116 79.4% Telmex Colombia S.A. AS4755 1437 358 1079 75.1% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS1785 1790 768 1022 57.1% AS-PAETEC-NET - PaeTec Communications, Inc. AS18566 1606 628 978 60.9% COVAD - Covad Communications Co. AS28573 1263 325 938 74.3% NET Servicos de Comunicao S.A. AS6503 1117 324 793 71.0% Axtel, S.A.B. de C.V. AS24560 1135 346 789 69.5% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS7545 1545 760 785 50.8% TPG-INTERNET-AP TPG Internet Pty Ltd AS18101 935 151 784 83.9% RELIANCE-COMMUNICATIONS-IN Reliance Communications Ltd.DAKC MUMBAI AS7303 923 192 731 79.2% Telecom Argentina S.A. AS4808 1036 325 711 68.6% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS8151 1250 540 710 56.8% Uninet S.A. de C.V. AS3356 1177 488 689 58.5% LEVEL3 Level 3 Communications AS11492 1325 649 676 51.0% CABLEONE - CABLE ONE, INC. AS17488 940 290 650 69.1% HATHWAY-NET-AP Hathway IP Over Cable Internet AS17676 659 70 589 89.4% GIGAINFRA Softbank BB Corp. AS855 632 57 575 91.0% CANET-ASN-4 - Bell Aliant Regional Communications, Inc. AS3549 923 383 540 58.5% GBLX Global Crossing Ltd. AS14420 642 103 539 84.0% CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP AS7552 636 100 536 84.3% VIETEL-AS-AP Vietel Corporation AS22047 567 31 536 94.5% VTR BANDA ANCHA S.A. AS22561 861 331 530 61.6% DIGITAL-TELEPORT - Digital Teleport Inc. AS4780 717 210 507 70.7% SEEDNET Digital United Inc. AS9443 570 74 496 87.0% INTERNETPRIMUS-AS-AP Primus Telecommunications Total 38108 9950 28158 73.9% Top 30 total Possible Bogus Routes 1.3.0.0/16 AS38639 HANABI NTT Communications Corporation 2.56.0.0/16 AS44559 10.86.64.32/30 AS65530 -Private Use AS- 10.86.64.36/30 AS65530 -Private Use AS- 10.86.65.32/30 AS65530 -Private Use AS- 10.86.65.36/30 AS65530 -Private Use AS- 10.255.255.0/30 AS65530 -Private Use AS- 10.255.255.4/30 AS65530 -Private Use AS- 10.255.255.8/30 AS65530 -Private Use AS- 24.48.0.0/14 AS5769 VIDEOTRON - Videotron Telecom Ltee 24.225.128.0/18 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.192.0/18 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.192.0/23 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.224.0/21 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.237.0/24 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.248.0/21 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 31.172.0.0/17 AS39138 OPENAP-WIRELESS-NETWORKS-AS rrbone UG (haftungsbeschraenkt) 41.57.192.0/18 AS22750 BCSNET 41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited 41.223.92.0/22 AS36936 CELTEL-GABON Celtel Gabon Internet Service 45.127.0.0/16 AS13767 DBANK - DataBank Holdings, Ltd. 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 64.21.192.0/20 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.212.0/22 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.216.0/21 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.207.192.0/24 AS30304 64.207.193.0/24 AS30304 64.207.194.0/24 AS30304 64.207.195.0/24 AS30304 64.207.196.0/24 AS30304 64.207.197.0/24 AS30304 64.207.198.0/24 AS30304 64.207.200.0/24 AS30304 64.207.201.0/24 AS30304 64.207.202.0/24 AS30304 64.207.203.0/24 AS30304 64.207.204.0/24 AS30304 64.207.205.0/24 AS30304 64.207.206.0/24 AS30304 64.207.208.0/20 AS30304 66.171.32.0/20 AS16626 GNAXNET-AS - Global Net Access, LLC 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.206.47.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 66.207.32.0/20 AS23011 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 69.6.80.0/24 AS13442 69.6.81.0/24 AS13442 71.19.134.0/23 AS3313 INET-AS I.NET S.p.A. 72.22.32.0/19 AS33150 72.22.61.0/24 AS33150 72.22.62.0/24 AS33150 76.77.32.0/19 AS2828 XO-AS15 - XO Communications 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas 115.42.28.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.40.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.42.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.44.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.47.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.48.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.49.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.50.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.51.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.52.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.53.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.54.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.55.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.56.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.57.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.58.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.59.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.61.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.62.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.63.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 117.120.56.0/21 AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 142.54.0.0/19 AS23498 CDSI - Cogeco Data Services Inc. 148.163.0.0/20 AS3356 LEVEL3 Level 3 Communications 148.163.64.0/20 AS3356 LEVEL3 Level 3 Communications 148.163.224.0/19 AS3356 LEVEL3 Level 3 Communications 158.222.70.0/23 AS6137 SISNA - SISNA, Inc. 158.222.72.0/23 AS6137 SISNA - SISNA, Inc. 158.222.224.0/20 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.224.0/22 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.229.0/24 AS19864 O1COMM - O1 COMMUNICATIONS 172.33.69.0/24 AS36992 ETISALAT-MISR 172.102.0.0/22 AS4812 CHINANET-SH-AP China Telecom (Group) 190.102.32.0/20 AS30058 FDCSERVERS - FDCservers.net 192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.101.46.0/24 AS6503 Axtel, S.A.B. de C.V. 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 192.101.74.0/24 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. 192.145.251.0/24 AS10026 PACNET Pacnet Global Ltd 192.154.32.0/19 AS81 NCREN - MCNC 192.154.64.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 196.2.224.0/22 AS24863 LINKdotNET-AS 196.6.108.0/24 AS5713 SAIX-NET 196.13.201.0/24 AS2018 TENET-1 196.13.202.0/24 AS2018 TENET-1 196.13.203.0/24 AS2018 TENET-1 196.13.204.0/24 AS2018 TENET-1 196.110.105.0/24 AS8513 SKYVISION SkyVision Network Services 196.202.224.0/21 AS8818 TELE Greenland Autonomous System 198.1.2.0/24 AS4761 INDOSAT-INP-AP INDOSAT Internet Network Provider 198.15.4.0/24 AS4323 TWTC - tw telecom holdings, inc. 198.15.5.0/24 AS4323 TWTC - tw telecom holdings, inc. 198.23.26.0/24 AS4390 BELLATLANTIC-COM - Bell Atlantic, Inc. 198.73.210.0/24 AS21570 ACI-1 - Accelerated Connections Inc. 198.74.38.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.39.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.40.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.97.72.0/21 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 198.97.96.0/19 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 198.97.240.0/20 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 198.99.241.0/24 AS11797 AC-NIELSEN-AS AC NIELSEN 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.163.214.0/24 AS21804 ACCESS-SK - Access Communications Co-operative Limited 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 198.175.231.0/24 AS19262 VZGNI-TRANSIT - Verizon Online LLC 198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services 198.182.235.0/24 AS3356 LEVEL3 Level 3 Communications 199.16.32.0/19 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 199.33.84.0/22 AS9911 CONNECTPLUS-AP Singapore Telecom 199.121.0.0/16 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 199.123.16.0/20 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 199.185.130.0/23 AS19662 UNISERVE-ONLINE - Uniserve On Line 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 200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC. 200.24.73.0/24 AS26061 Equant Colombia 200.24.76.0/24 AS7195 Telecorp Colombia S.A. 200.24.78.0/26 AS3549 GBLX Global Crossing Ltd. 200.24.78.64/26 AS3549 GBLX Global Crossing Ltd. 202.1.224.0/24 AS10097 FLOWCOM Flow Communications 2/541 Kent St Sydney NSW 2000 202.9.55.0/24 AS2764 AAPT AAPT Limited 202.9.57.0/24 AS2764 AAPT AAPT Limited 202.20.108.0/23 AS17885 JKTXLNET-AS-AP PT Excelcomindo Pratama 202.58.113.0/24 AS19161 202.61.75.0/24 AS9927 PHILCOMNET-PH A Multihomed ISP Company 202.66.128.0/18 AS9584 GENESIS-AP Diyixian.com Limited 202.66.160.0/19 AS9584 GENESIS-AP Diyixian.com Limited 202.66.160.0/20 AS9584 GENESIS-AP Diyixian.com Limited 202.66.176.0/20 AS9584 GENESIS-AP Diyixian.com Limited 202.66.184.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.186.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.188.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.189.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.190.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.74.232.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.74.233.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.83.124.0/24 AS37972 202.83.125.0/24 AS37972 202.83.126.0/24 AS37972 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 202.133.70.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.133.73.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 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 202.146.186.0/24 AS23655 SNAP-NZ-AS Snap Internet Limited 202.150.227.0/24 AS17727 NAPINFO-AS-AP PT. NAP Info Lintas Nusa 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 202.179.131.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited 202.179.144.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. Ltd 203.18.156.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 203.22.78.0/24 AS18117 HARBOURMSP-AU-AP Harbour MSP Pty. Ltd 203.23.1.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.24.38.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.27.123.0/24 AS4739 INTERNODE-AS Internode Pty Ltd 203.30.26.0/23 AS3491 BTN-ASN - Beyond The Network America, Inc. 203.30.127.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.86.0/23 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.86.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.87.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.188.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet) 203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company 203.112.111.0/24 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 203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd. 203.142.219.0/24 AS45149 203.175.107.0/24 AS45595 PKTELECOM-AS-PK Pakistan Telecom Company Limited 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.10.232.0/21 AS33150 204.19.14.0/23 AS577 BACOM - Bell Canada 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 205.175.214.0/24 AS5583 ORANGE-BUSINESS-SERVICES-BENELUX Orange Business Services (formerly Equant) AS for BENELUX 205.189.134.0/24 AS11814 DISTRIBUTEL-AS11814 - DISTRIBUTEL COMMUNICATIONS LTD. 205.207.148.0/23 AS812 ROGERS-CABLE - Rogers Cable Communications Inc. 206.72.192.0/23 AS16526 BIRCH-TELECOM - Birch Telecom, Inc. 206.72.194.0/23 AS16526 BIRCH-TELECOM - Birch Telecom, Inc. 206.123.129.0/24 AS10790 INREACH-AS - InReach Internet 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 206.197.184.0/24 AS23304 DATOTEL-STL-AS - Datotel LLC, a NetLabs LLC Company 207.174.131.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.132.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.152.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.154.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.155.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.188.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.189.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.190.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.191.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.64.240.0/21 AS13871 TELEBYTE-NW - Telebyte NW 208.64.240.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.241.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.242.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.243.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.244.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.247.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.67.240.0/21 AS27325 CORENAP-AS - Core NAP, L.P. 208.78.165.0/24 AS16565 208.83.53.0/24 AS40569 YGOMI-AS - Ygomi LLC 208.92.196.0/22 AS10929 NETELLIGENT - Netelligent Hosting Services Inc. 208.92.199.0/24 AS26198 3MENATWORK - 3Men@Work Integrated Networks, Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.165.239.0/24 AS209 ASN-QWEST - Qwest Communications Company, LLC 209.177.64.0/20 AS6461 MFNX MFN - Metromedia Fiber Network 209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC 209.213.1.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 209.213.4.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 210.56.150.0/23 AS38138 INTECH-TRANSIT-BD InTech Online Limited, INTERNET SERVICE LIMITED 216.10.235.0/24 AS13780 NTNCOMMUNICATIONS - NTN 216.10.236.0/24 AS13780 NTNCOMMUNICATIONS - NTN 216.21.160.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 216.21.196.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.201.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.202.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.206.0/23 AS12251 INVISION - Invision.com, Inc. 216.58.192.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.197.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.200.0/24 AS18530 ISOMEDIA-1 - Isomedia Inc. 216.105.192.0/23 AS7385 INTEGRATELECOM - Integra Telecom, Inc. 216.105.196.0/23 AS7385 INTEGRATELECOM - Integra Telecom, Inc. 216.105.200.0/21 AS7385 INTEGRATELECOM - Integra Telecom, 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. 216.194.160.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)nanog.org eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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Weekly Routing Table Report
by Routing Analysis Role Account 01 Apr '11

01 Apr '11

This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG, CaribNOG and the RIPE Routing Working Group. Daily listings are sent to bgp-stats(a)lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 02 Apr, 2011 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 351604 Prefixes after maximum aggregation: 159727 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 174049 Total ASes present in the Internet Routing Table: 37146 Prefixes per ASN: 9.47 Origin-only ASes present in the Internet Routing Table: 31182 Origin ASes announcing only one prefix: 15020 Transit ASes present in the Internet Routing Table: 5019 Transit-only ASes present in the Internet Routing Table: 133 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 24 Max AS path prepend of ASN (36992) 22 Prefixes from unregistered ASNs in the Routing Table: 516 Unregistered ASNs in the Routing Table: 226 Number of 32-bit ASNs allocated by the RIRs: 1247 Number of 32-bit ASNs visible in the Routing Table: 945 Prefixes from 32-bit ASNs in the Routing Table: 2086 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 194 Number of addresses announced to Internet: 2393096992 Equivalent to 142 /8s, 163 /16s and 195 /24s Percentage of available address space announced: 64.6 Percentage of allocated address space announced: 64.6 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 90.1 Total number of prefixes smaller than registry allocations: 145654 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 87503 Total APNIC prefixes after maximum aggregation: 29875 APNIC Deaggregation factor: 2.93 Prefixes being announced from the APNIC address blocks: 84414 Unique aggregates announced from the APNIC address blocks: 36682 APNIC Region origin ASes present in the Internet Routing Table: 4385 APNIC Prefixes per ASN: 19.25 APNIC Region origin ASes announcing only one prefix: 1219 APNIC Region transit ASes present in the Internet Routing Table: 696 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 20 Number of APNIC region 32-bit ASNs visible in the Routing Table: 45 Number of APNIC addresses announced to Internet: 601819680 Equivalent to 35 /8s, 223 /16s and 10 /24s Percentage of available APNIC address space announced: 76.3 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 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, 133/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 138612 Total ARIN prefixes after maximum aggregation: 70802 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 111113 Unique aggregates announced from the ARIN address blocks: 45000 ARIN Region origin ASes present in the Internet Routing Table: 14282 ARIN Prefixes per ASN: 7.78 ARIN Region origin ASes announcing only one prefix: 5446 ARIN Region transit ASes present in the Internet Routing Table: 1486 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 10 Number of ARIN addresses announced to Internet: 797373184 Equivalent to 47 /8s, 134 /16s and 243 /24s Percentage of available ARIN address space announced: 63.4 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 53248-55295, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 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, 100/8, 104/8, 107/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 83154 Total RIPE prefixes after maximum aggregation: 47505 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 76419 Unique aggregates announced from the RIPE address blocks: 50301 RIPE Region origin ASes present in the Internet Routing Table: 15463 RIPE Prefixes per ASN: 4.94 RIPE Region origin ASes announcing only one prefix: 7788 RIPE Region transit ASes present in the Internet Routing Table: 2418 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 23 Number of RIPE region 32-bit ASNs visible in the Routing Table: 698 Number of RIPE addresses announced to Internet: 465539072 Equivalent to 27 /8s, 191 /16s and 144 /24s Percentage of available RIPE address space announced: 75.0 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, 47104-52223, 56320-58367 196608-198655 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 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, 109/8, 176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 32380 Total LACNIC prefixes after maximum aggregation: 7383 LACNIC Deaggregation factor: 4.39 Prefixes being announced from the LACNIC address blocks: 31277 Unique aggregates announced from the LACNIC address blocks: 16289 LACNIC Region origin ASes present in the Internet Routing Table: 1442 LACNIC Prefixes per ASN: 21.69 LACNIC Region origin ASes announcing only one prefix: 436 LACNIC Region transit ASes present in the Internet Routing Table: 264 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 187 Number of LACNIC addresses announced to Internet: 81603200 Equivalent to 4 /8s, 221 /16s and 42 /24s Percentage of available LACNIC address space announced: 54.0 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 7606 Total AfriNIC prefixes after maximum aggregation: 1823 AfriNIC Deaggregation factor: 4.17 Prefixes being announced from the AfriNIC address blocks: 5989 Unique aggregates announced from the AfriNIC address blocks: 1872 AfriNIC Region origin ASes present in the Internet Routing Table: 440 AfriNIC Prefixes per ASN: 13.61 AfriNIC Region origin ASes announcing only one prefix: 131 AfriNIC Region transit ASes present in the Internet Routing Table: 98 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 5 Number of AfriNIC addresses announced to Internet: 22723328 Equivalent to 1 /8s, 90 /16s and 187 /24s Percentage of available AfriNIC address space announced: 33.9 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 2431 9514 905 Korea Telecom (KIX) 7545 1543 301 83 TPG Internet Pty Ltd 17974 1445 480 33 PT TELEKOMUNIKASI INDONESIA 4755 1435 634 167 TATA Communications formerly 24560 1135 322 204 Bharti Airtel Ltd., Telemedia 9583 1055 77 494 Sify Limited 4808 1024 2100 290 CNCGROUP IP network: China169 9829 1006 869 51 BSNL National Internet Backbo 17488 940 162 98 Hathway IP Over Cable Interne 18101 935 116 139 Reliance Infocom Ltd Internet Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3670 3838 257 bellsouth.net, inc. 4323 2559 1090 396 Time Warner Telecom 1785 1787 681 131 PaeTec Communications, Inc. 18566 1606 331 195 Covad Communications 6478 1591 304 44 AT&T Worldnet Services 20115 1532 1541 641 Charter Communications 19262 1489 4935 303 Verizon Global Networks 7018 1356 6785 882 AT&T WorldNet Services 11492 1327 240 15 Cable One 22773 1292 2865 84 Cox Communications, Inc. Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6830 514 1780 318 UPC Distribution Services 34984 484 97 186 BILISIM TELEKOM 3292 454 2013 391 TDC Tele Danmark 8866 446 134 26 Bulgarian Telecommunication C 20940 428 108 330 Akamai Technologies European 9198 424 267 15 Kazakhtelecom Data Network Ad 3320 413 7604 359 Deutsche Telekom AG 8551 403 353 46 Bezeq International 12479 398 577 6 Uni2 Autonomous System 702 395 1800 308 UUNET - Commercial IP service Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 10620 1405 262 152 TVCABLE BOGOTA 28573 1259 969 84 NET Servicos de Comunicao S.A 8151 1248 2680 372 UniNet S.A. de C.V. 6503 1116 354 72 AVANTEL, S.A. 7303 925 465 147 Telecom Argentina Stet-France 14420 642 52 91 CORPORACION NACIONAL DE TELEC 22047 567 310 15 VTR PUNTO NET S.A. 3816 515 225 98 Empresa Nacional de Telecomun 11172 486 83 79 Servicios Alestra S.A de C.V 27947 480 53 53 Telconet S.A Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 8452 839 445 11 TEDATA 24863 774 147 39 LINKdotNET AS number 15475 421 90 8 Nile Online 36992 292 271 14 Etisalat MISR 3741 265 985 227 The Internet Solution 24835 232 78 10 RAYA Telecom - Egypt 6713 231 215 12 Itissalat Al-MAGHRIB 33776 227 13 5 Starcomms Nigeria Limited 29571 192 17 11 Ci Telecom Autonomous system 16637 146 441 85 MTN Network Solutions Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3670 3838 257 bellsouth.net, inc. 4323 2559 1090 396 Time Warner Telecom 4766 2431 9514 905 Korea Telecom (KIX) 23456 2086 503 1120 32-bit ASN transition 1785 1787 681 131 PaeTec Communications, Inc. 18566 1606 331 195 Covad Communications 6478 1591 304 44 AT&T Worldnet Services 7545 1543 301 83 TPG Internet Pty Ltd 20115 1532 1541 641 Charter Communications 19262 1489 4935 303 Verizon Global Networks Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 2559 2163 Time Warner Telecom 1785 1787 1656 PaeTec Communications, Inc. 6478 1591 1547 AT&T Worldnet Services 4766 2431 1526 Korea Telecom (KIX) 7545 1543 1460 TPG Internet Pty Ltd 17974 1445 1412 PT TELEKOMUNIKASI INDONESIA 18566 1606 1411 Covad Communications 11492 1327 1312 Cable One 4755 1435 1268 TATA Communications formerly 10620 1405 1253 TVCABLE BOGOTA Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom 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 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 1.3.0.0/16 38639 NTT Communications Corporatio 2.56.0.0/16 44559 E-Rent LLC 24.225.128.0/18 36377 Comcast Telecommunications, I 24.225.192.0/23 36377 Comcast Telecommunications, I 24.225.192.0/18 36377 Comcast Telecommunications, I 24.225.224.0/21 36377 Comcast Telecommunications, I 24.225.237.0/24 36377 Comcast Telecommunications, I 24.225.248.0/21 36377 Comcast Telecommunications, I 31.170.224.0/19 29049 AzerSat LLC. 31.171.0.0/17 29049 AzerSat LLC. Complete listing at http://thyme.rand.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 /9:11 /10:26 /11:74 /12:218 /13:448 /14:769 /15:1375 /16:11576 /17:5715 /18:9422 /19:19073 /20:24863 /21:25322 /22:33630 /23:32170 /24:183709 /25:1139 /26:1280 /27:708 /28:40 /29:9 /30:2 /31:0 /32:6 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2264 3670 bellsouth.net, inc. 18566 1585 1606 Covad Communications 6478 1545 1591 AT&T Worldnet Services 4323 1377 2559 Time Warner Telecom 10620 1295 1405 TVCABLE BOGOTA 11492 1276 1327 Cable One 23456 1108 2086 32-bit ASN transition 7011 1064 1164 Citizens Utilities 1785 1056 1787 PaeTec Communications, Inc. 6503 900 1116 AVANTEL, S.A. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:296 2:54 4:14 5:1 8:347 12:2014 13:1 14:430 15:15 16:3 17:8 20:9 23:5 24:1597 27:710 31:53 32:60 33:3 34:2 37:1 38:751 39:1 40:101 41:2370 42:1 44:3 46:791 47:4 49:141 50:139 52:13 55:7 56:2 57:30 58:827 59:487 60:387 61:1142 62:1008 63:1909 64:3876 65:2337 66:4321 67:1809 68:1079 69:2906 70:697 71:343 72:1895 73:1 74:2328 75:285 76:336 77:851 78:694 79:451 80:1080 81:820 82:507 83:464 84:646 85:1032 86:555 87:762 88:339 89:1555 90:174 91:3652 92:510 93:1040 94:1232 95:785 96:459 97:253 98:817 99:35 101:49 106:1 107:4 108:80 109:927 110:518 111:680 112:324 113:385 114:508 115:669 116:934 117:678 118:767 119:1130 120:287 121:710 122:1611 123:1057 124:1286 125:1249 128:265 129:174 130:172 131:561 132:109 133:20 134:216 135:49 136:212 137:142 138:300 139:105 140:486 141:173 142:378 143:390 144:483 145:52 146:442 147:202 148:639 149:271 150:166 151:187 152:298 153:180 154:3 155:390 156:187 157:349 158:131 159:381 160:317 161:211 162:277 163:166 164:493 165:349 166:503 167:414 168:722 169:154 170:784 171:74 172:2 173:1260 174:531 175:351 177:70 178:784 180:799 181:4 182:407 183:197 184:237 185:1 186:1117 187:905 188:925 189:1038 190:4807 192:5768 193:4796 194:3479 195:2942 196:1204 197:15 198:3594 199:3879 200:5570 201:1485 202:8366 203:8452 204:4129 205:2321 206:2647 207:3023 208:3914 209:3504 210:2720 211:1366 212:1970 213:1707 214:758 215:66 216:4849 217:1630 218:557 219:373 220:1194 221:480 222:318 223:104 End of report

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BGP Update Report
by cidr-report＠potaroo.net 25 Mar '11

25 Mar '11

BGP Update Report Interval: 17-Mar-11 -to- 24-Mar-11 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS42408 24658 1.6% 8219.3 -- TSV-AS JSC Company Transsviaz 2 - AS17224 24111 1.6% 1506.9 -- ATT-CERFNET-BLOCK - AT&T Enhanced Network Services 3 - AS9829 23312 1.5% 26.4 -- BSNL-NIB National Internet Backbone 4 - AS17974 20991 1.4% 25.4 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 5 - AS11492 20566 1.3% 16.4 -- CABLEONE - CABLE ONE, INC. 6 - AS9498 20249 1.3% 27.5 -- BBIL-AP BHARTI Airtel Ltd. 7 - AS3833 19462 1.3% 216.2 -- WYOMING - wyoming.com 8 - AS32528 18566 1.2% 4641.5 -- ABBOTT Abbot Labs 9 - AS35931 13636 0.9% 4545.3 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 10 - AS44609 12916 0.8% 4305.3 -- FNA Fars News Agency Cultural Arts Institute 11 - AS24560 12895 0.8% 11.7 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 12 - AS27984 11101 0.7% 92.5 -- Ver Tv S.A. 13 - AS27738 10714 0.7% 31.7 -- Ecuadortelecom S.A. 14 - AS17451 10166 0.7% 43.4 -- BIZNET-AS-AP BIZNET ISP 15 - AS14420 10000 0.7% 15.6 -- CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP 16 - AS25220 9703 0.6% 9703.0 -- GLOBALNOC-AS Averbo GmbH 17 - AS14522 9390 0.6% 21.9 -- Satnet 18 - AS45595 9189 0.6% 25.5 -- PKTELECOM-AS-PK Pakistan Telecom Company Limited 19 - AS17488 7853 0.5% 12.1 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 20 - AS7545 7327 0.5% 7.8 -- TPG-INTERNET-AP TPG Internet Pty Ltd TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS25220 9703 0.6% 9703.0 -- GLOBALNOC-AS Averbo GmbH 2 - AS42408 24658 1.6% 8219.3 -- TSV-AS JSC Company Transsviaz 3 - AS51280 6091 0.4% 6091.0 -- AS51280 Parsian Electronic Commerce Company 4 - AS32528 18566 1.2% 4641.5 -- ABBOTT Abbot Labs 5 - AS35931 13636 0.9% 4545.3 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 6 - AS44609 12916 0.8% 4305.3 -- FNA Fars News Agency Cultural Arts Institute 7 - AS27217 4075 0.3% 4075.0 -- ACN-2 - America's Collectibles Network 8 - AS17225 1526 0.1% 1526.0 -- ATT-CERFNET-BLOCK - AT&T Enhanced Network Services 9 - AS17224 24111 1.6% 1506.9 -- ATT-CERFNET-BLOCK - AT&T Enhanced Network Services 10 - AS49600 1448 0.1% 1448.0 -- LASEDA La Seda de Barcelona, S.A 11 - AS17874 883 0.1% 883.0 -- NPC-AS-KR National Pension Corporation 12 - AS36912 605 0.0% 605.0 -- ORANGECM 13 - AS49042 584 0.0% 584.0 -- IPROCHIM-AS S.C. IPROCHIM S.A. 14 - AS22288 532 0.0% 532.0 -- RFBKCORP - Republic First Bancorp, Inc. 15 - AS28519 1560 0.1% 520.0 -- Universidad Autonoma de Guadalajara, A.C. 16 - AS56054 460 0.0% 460.0 -- ICON-INFOTECH-BD 5th floor, 56-57 Shareef Mention 17 - AS27771 906 0.1% 453.0 -- Instituto Venezolano de Investigaciones Cientificas 18 - AS51404 1246 0.1% 415.3 -- EULEX-AS EULEX Kosovo 19 - AS40220 391 0.0% 391.0 -- MATP - Virginia Polytechnic Institute and State Univ. 20 - AS38757 754 0.1% 377.0 -- ICONPLN-ID-AP PT. Indonesia Comnets Plus TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 79.98.204.0/22 12329 0.8% AS42408 -- TSV-AS JSC Company Transsviaz 2 - 79.98.200.0/22 12327 0.8% AS42408 -- TSV-AS JSC Company Transsviaz 3 - 202.92.235.0/24 11773 0.7% AS9498 -- BBIL-AP BHARTI Airtel Ltd. 4 - 85.197.100.0/22 9703 0.6% AS25220 -- GLOBALNOC-AS Averbo GmbH 5 - 130.36.34.0/24 9275 0.6% AS32528 -- ABBOTT Abbot Labs 6 - 130.36.35.0/24 9274 0.6% AS32528 -- ABBOTT Abbot Labs 7 - 63.211.68.0/22 8045 0.5% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 8 - 178.22.79.0/24 6583 0.4% AS44609 -- FNA Fars News Agency Cultural Arts Institute 9 - 178.22.72.0/21 6317 0.4% AS44609 -- FNA Fars News Agency Cultural Arts Institute 10 - 212.80.25.0/24 6091 0.4% AS51280 -- AS51280 Parsian Electronic Commerce Company 11 - 198.140.43.0/24 5158 0.3% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 12 - 208.54.82.0/24 4562 0.3% AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 13 - 221.121.96.0/19 4426 0.3% AS7491 -- PI-PH-AS-AP PI-PHILIPINES 14 - 207.106.153.0/24 4075 0.2% AS27217 -- ACN-2 - America's Collectibles Network 15 - 203.192.204.0/24 3415 0.2% AS17665 -- IN2CABLE-AP AS Number of In2cable.com (India) Ltd. AS9498 -- BBIL-AP BHARTI Airtel Ltd. 16 - 203.192.205.0/24 3415 0.2% AS17665 -- IN2CABLE-AP AS Number of In2cable.com (India) Ltd. AS9498 -- BBIL-AP BHARTI Airtel Ltd. 17 - 68.65.152.0/22 3405 0.2% AS11915 -- TELWEST-NETWORK-SVCS-STATIC - TEL WEST COMMUNICATIONS LLC 18 - 206.184.16.0/24 3322 0.2% AS174 -- COGENT Cogent/PSI 19 - 202.153.174.0/24 3087 0.2% AS17408 -- ABOVE-AS-AP AboveNet Communications Taiwan 20 - 71.48.160.0/20 2045 0.1% AS6367 -- EMBARQ-KLLN - Embarq Corporation Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog(a)nanog.org eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

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The Cidr Report
by cidr-report＠potaroo.net 25 Mar '11

25 Mar '11

This report has been generated at Fri Mar 25 21:11:52 2011 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 18-03-11 352404 206330 19-03-11 352305 206075 20-03-11 352153 206215 21-03-11 352269 207080 22-03-11 353819 207152 23-03-11 354047 207333 24-03-11 354043 207499 25-03-11 354537 207882 AS Summary 37183 Number of ASes in routing system 15655 Number of ASes announcing only one prefix 3673 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 109187584 Largest address span announced by an AS (/32s) AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street 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'). --- 25Mar11 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 354575 207822 146753 41.4% All ASes AS6389 3673 262 3411 92.9% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS4323 2557 405 2152 84.2% TWTC - tw telecom holdings, inc. AS4766 2409 915 1494 62.0% KIXS-AS-KR Korea Telecom AS6478 1571 167 1404 89.4% ATT-INTERNET3 - AT&T Services, Inc. AS22773 1285 88 1197 93.2% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS19262 1487 303 1184 79.6% VZGNI-TRANSIT - Verizon Online LLC AS4755 1483 369 1114 75.1% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS10620 1401 349 1052 75.1% Telmex Colombia S.A. AS1785 1789 768 1021 57.1% AS-PAETEC-NET - PaeTec Communications, Inc. AS18566 1606 628 978 60.9% COVAD - Covad Communications Co. AS28573 1250 323 927 74.2% NET Servicos de Comunicao S.A. AS6503 1226 409 817 66.6% Axtel, S.A.B. de C.V. AS7545 1554 754 800 51.5% TPG-INTERNET-AP TPG Internet Pty Ltd AS18101 935 152 783 83.7% RELIANCE-COMMUNICATIONS-IN Reliance Communications Ltd.DAKC MUMBAI AS7303 922 194 728 79.0% Telecom Argentina S.A. AS8151 1245 529 716 57.5% Uninet S.A. de C.V. AS4808 1030 332 698 67.8% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS3356 1174 485 689 58.7% LEVEL3 Level 3 Communications AS11492 1325 645 680 51.3% CABLEONE - CABLE ONE, INC. AS17488 935 279 656 70.2% HATHWAY-NET-AP Hathway IP Over Cable Internet AS4780 884 233 651 73.6% SEEDNET Digital United Inc. AS17676 657 70 587 89.3% GIGAINFRA Softbank BB Corp. AS855 640 58 582 90.9% CANET-ASN-4 - Bell Aliant Regional Communications, Inc. AS17908 624 67 557 89.3% TCISL Tata Communications AS24560 1130 585 545 48.2% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS3549 921 382 539 58.5% GBLX Global Crossing Ltd. AS22047 567 30 537 94.7% VTR BANDA ANCHA S.A. AS14420 638 103 535 83.9% CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP AS22561 860 327 533 62.0% DIGITAL-TELEPORT - Digital Teleport Inc. AS9498 777 262 515 66.3% BBIL-AP BHARTI Airtel Ltd. Total 38555 10473 28082 72.8% Top 30 total Possible Bogus Routes 2.56.0.0/16 AS44559 10.86.64.32/30 AS65530 -Private Use AS- 10.86.64.36/30 AS65530 -Private Use AS- 10.86.65.32/30 AS65530 -Private Use AS- 10.86.65.36/30 AS65530 -Private Use AS- 10.255.255.0/30 AS65530 -Private Use AS- 10.255.255.4/30 AS65530 -Private Use AS- 10.255.255.8/30 AS65530 -Private Use AS- 24.48.0.0/14 AS5769 VIDEOTRON - Videotron Telecom Ltee 24.225.128.0/18 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.192.0/18 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.192.0/23 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.224.0/21 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.237.0/24 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 24.225.248.0/21 AS36377 PATRIOT-MEDIA-NJ - Comcast Telecommunications, Inc. 31.187.112.0/20 AS35776 TELEOS Teleos 41.57.192.0/18 AS22750 BCSNET 41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited 41.223.92.0/22 AS36936 CELTEL-GABON Celtel Gabon Internet Service 45.127.0.0/16 AS13767 DBANK - DataBank Holdings, Ltd. 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 64.21.192.0/20 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.212.0/22 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.216.0/21 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.207.192.0/24 AS30304 64.207.193.0/24 AS30304 64.207.194.0/24 AS30304 64.207.195.0/24 AS30304 64.207.196.0/24 AS30304 64.207.197.0/24 AS30304 64.207.198.0/24 AS30304 64.207.200.0/24 AS30304 64.207.201.0/24 AS30304 64.207.202.0/24 AS30304 64.207.203.0/24 AS30304 64.207.204.0/24 AS30304 64.207.205.0/24 AS30304 64.207.206.0/24 AS30304 64.207.208.0/20 AS30304 66.171.32.0/20 AS16626 GNAXNET-AS - Global Net Access, LLC 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.206.47.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 66.207.32.0/20 AS23011 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 69.6.80.0/24 AS13442 69.6.81.0/24 AS13442 71.19.134.0/23 AS3313 INET-AS I.NET S.p.A. 72.22.32.0/19 AS33150 72.22.61.0/24 AS33150 72.22.62.0/24 AS33150 76.77.32.0/19 AS2828 XO-AS15 - XO Communications 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas 115.42.28.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.40.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.42.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.44.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.47.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.48.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.49.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.50.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.51.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.52.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.53.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.54.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.55.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.56.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.57.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.58.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.59.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.61.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.62.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 115.42.63.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 117.120.56.0/21 AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 142.54.0.0/19 AS23498 CDSI - Cogeco Data Services Inc. 158.222.70.0/23 AS6137 SISNA - SISNA, Inc. 158.222.72.0/23 AS6137 SISNA - SISNA, Inc. 158.222.224.0/20 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.224.0/22 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.229.0/24 AS19864 O1COMM - O1 COMMUNICATIONS 172.33.69.0/24 AS36992 ETISALAT-MISR 172.102.0.0/22 AS4812 CHINANET-SH-AP China Telecom (Group) 190.102.32.0/20 AS30058 FDCSERVERS - FDCservers.net 192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.101.46.0/24 AS6503 Axtel, S.A.B. de C.V. 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 192.101.74.0/24 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. 192.145.251.0/24 AS10026 PACNET Pacnet Global Ltd 192.154.32.0/19 AS81 NCREN - MCNC 192.154.64.0/19 AS81 NCREN - MCNC 192.162.18.0/24 AS31151 192.188.208.0/20 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 194.106.198.0/24 AS49544 INTERACTIVE3D-AS Interactive3D 196.2.224.0/22 AS24863 LINKdotNET-AS 196.6.108.0/24 AS5713 SAIX-NET 196.13.201.0/24 AS2018 TENET-1 196.13.202.0/24 AS2018 TENET-1 196.13.203.0/24 AS2018 TENET-1 196.13.204.0/24 AS2018 TENET-1 196.110.105.0/24 AS8513 SKYVISION SkyVision Network Services 196.202.224.0/21 AS8818 TELE Greenland Autonomous System 198.1.2.0/24 AS4761 INDOSAT-INP-AP INDOSAT Internet Network Provider 198.15.4.0/24 AS4323 TWTC - tw telecom holdings, inc. 198.15.5.0/24 AS4323 TWTC - tw telecom holdings, inc. 198.23.26.0/24 AS4390 BELLATLANTIC-COM - Bell Atlantic, Inc. 198.73.210.0/24 AS21570 ACI-1 - Accelerated Connections Inc. 198.74.38.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.39.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.40.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.97.72.0/21 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 198.97.96.0/19 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 198.97.240.0/20 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 198.99.241.0/24 AS11797 AC-NIELSEN-AS AC NIELSEN 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.163.214.0/24 AS21804 ACCESS-SK - Access Communications Co-operative Limited 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 198.175.231.0/24 AS19262 VZGNI-TRANSIT - Verizon Online LLC 198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services 198.182.235.0/24 AS3356 LEVEL3 Level 3 Communications 199.16.32.0/19 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 199.121.0.0/16 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 199.123.16.0/20 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 199.185.130.0/23 AS19662 UNISERVE-ONLINE - Uniserve On Line 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 200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC. 200.24.73.0/24 AS26061 Equant Colombia 200.24.76.0/24 AS7195 Telecorp Colombia S.A. 200.24.78.0/26 AS3549 GBLX Global Crossing Ltd. 200.24.78.64/26 AS3549 GBLX Global Crossing Ltd. 202.1.224.0/24 AS10097 FLOWCOM Flow Communications 2/541 Kent St Sydney NSW 2000 202.9.55.0/24 AS2764 AAPT AAPT Limited 202.9.57.0/24 AS2764 AAPT AAPT Limited 202.20.108.0/23 AS17885 JKTXLNET-AS-AP PT Excelcomindo Pratama 202.58.113.0/24 AS19161 202.61.75.0/24 AS9927 PHILCOMNET-PH A Multihomed ISP Company 202.66.128.0/18 AS9584 GENESIS-AP Diyixian.com Limited 202.66.160.0/19 AS9584 GENESIS-AP Diyixian.com Limited 202.66.160.0/20 AS9584 GENESIS-AP Diyixian.com Limited 202.66.176.0/20 AS9584 GENESIS-AP Diyixian.com Limited 202.66.184.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.186.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.188.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.189.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.190.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.74.232.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.74.233.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.83.120.0/21 AS37972 202.83.124.0/24 AS37972 202.83.125.0/24 AS37972 202.83.126.0/24 AS37972 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 202.133.70.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.133.73.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 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 202.146.186.0/24 AS23655 SNAP-NZ-AS Snap Internet Limited 202.150.227.0/24 AS17727 NAPINFO-AS-AP PT. NAP Info Lintas Nusa 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 202.179.131.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited 202.179.144.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. Ltd 203.18.156.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 203.22.78.0/24 AS18117 HARBOURMSP-AU-AP Harbour MSP Pty. Ltd 203.23.1.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.24.38.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.27.123.0/24 AS4739 INTERNODE-AS Internode Pty Ltd 203.30.26.0/23 AS3491 BTN-ASN - Beyond The Network America, Inc. 203.30.127.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.86.0/23 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.86.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.87.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.32.188.0/24 AS1221 ASN-TELSTRA Telstra Pty Ltd 203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company 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 203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd. 203.142.219.0/24 AS45149 203.175.107.0/24 AS45595 PKTELECOM-AS-PK Pakistan Telecom Company Limited 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.10.232.0/21 AS33150 204.19.14.0/23 AS577 BACOM - Bell Canada 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 205.175.214.0/24 AS5583 ORANGE-BUSINESS-SERVICES-BENELUX Orange Business Services (formerly Equant) AS for BENELUX 205.189.134.0/24 AS11814 DISTRIBUTEL-AS11814 - DISTRIBUTEL COMMUNICATIONS LTD. 205.207.148.0/23 AS812 ROGERS-CABLE - Rogers Cable Communications Inc. 206.72.192.0/23 AS16526 BIRCH-TELECOM - Birch Telecom, Inc. 206.72.194.0/23 AS16526 BIRCH-TELECOM - Birch Telecom, Inc. 206.123.129.0/24 AS10790 INREACH-AS - InReach Internet 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 206.197.184.0/24 AS23304 DATOTEL-STL-AS - Datotel LLC, a NetLabs LLC Company 207.174.131.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.132.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.152.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.154.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.155.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.188.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.189.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.190.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.191.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.64.240.0/21 AS13871 TELEBYTE-NW - Telebyte NW 208.64.240.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.241.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.242.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.243.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.244.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.64.247.0/24 AS13871 TELEBYTE-NW - Telebyte NW 208.73.160.0/24 AS32767 208.78.165.0/24 AS16565 208.83.53.0/24 AS40569 YGOMI-AS - Ygomi LLC 208.92.196.0/22 AS10929 NETELLIGENT - Netelligent Hosting Services Inc. 208.92.199.0/24 AS26198 3MENATWORK - 3Men@Work Integrated Networks, Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.165.239.0/24 AS209 ASN-QWEST - Qwest Communications Company, LLC 209.177.64.0/20 AS6461 MFNX MFN - Metromedia Fiber Network 209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC 209.213.1.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 209.213.4.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 210.56.150.0/23 AS38138 INTECH-TRANSIT-BD InTech Online Limited, INTERNET SERVICE LIMITED 216.10.235.0/24 AS13780 NTNCOMMUNICATIONS - NTN 216.10.236.0/24 AS13780 NTNCOMMUNICATIONS - NTN 216.21.160.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 216.21.196.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.201.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.202.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.206.0/23 AS12251 INVISION - Invision.com, Inc. 216.58.192.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.197.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.200.0/24 AS18530 ISOMEDIA-1 - Isomedia Inc. 216.105.192.0/23 AS7385 INTEGRATELECOM - Integra Telecom, Inc. 216.105.196.0/23 AS7385 INTEGRATELECOM - Integra Telecom, Inc. 216.105.200.0/21 AS7385 INTEGRATELECOM - Integra Telecom, 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. 216.194.160.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 221.120.112.0/21 AS7700 SINGTEL-DVBIP-AS-AP SINGAPORE TELECOMMUNICATIONS LTD Please see http://www.cidr-report.org for the full report ------------------------------------ Copies of this report are mailed to: nanog(a)nanog.org eof-list(a)ripe.net apops(a)apops.net routing-wg(a)ripe.net afnog(a)afnog.org

1 0

Weekly Routing Table Report
by Routing Analysis Role Account 25 Mar '11

25 Mar '11

This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG, CaribNOG and the RIPE Routing Working Group. Daily listings are sent to bgp-stats(a)lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfs(a)cisco.com>. Routing Table Report 04:00 +10GMT Sat 26 Mar, 2011 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 351425 Prefixes after maximum aggregation: 159549 Deaggregation factor: 2.20 Unique aggregates announced to Internet: 173538 Total ASes present in the Internet Routing Table: 37074 Prefixes per ASN: 9.48 Origin-only ASes present in the Internet Routing Table: 31157 Origin ASes announcing only one prefix: 14986 Transit ASes present in the Internet Routing Table: 4992 Transit-only ASes present in the Internet Routing Table: 129 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 31 Max AS path prepend of ASN (36992) 29 Prefixes from unregistered ASNs in the Routing Table: 451 Unregistered ASNs in the Routing Table: 217 Number of 32-bit ASNs allocated by the RIRs: 1230 Number of 32-bit ASNs visible in the Routing Table: 925 Prefixes from 32-bit ASNs in the Routing Table: 2001 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 191 Number of addresses announced to Internet: 2390772288 Equivalent to 142 /8s, 128 /16s and 74 /24s Percentage of available address space announced: 64.5 Percentage of allocated address space announced: 64.5 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 89.6 Total number of prefixes smaller than registry allocations: 145378 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 87775 Total APNIC prefixes after maximum aggregation: 29913 APNIC Deaggregation factor: 2.93 Prefixes being announced from the APNIC address blocks: 84659 Unique aggregates announced from the APNIC address blocks: 36676 APNIC Region origin ASes present in the Internet Routing Table: 4370 APNIC Prefixes per ASN: 19.37 APNIC Region origin ASes announcing only one prefix: 1214 APNIC Region transit ASes present in the Internet Routing Table: 692 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 20 Number of APNIC region 32-bit ASNs visible in the Routing Table: 45 Number of APNIC addresses announced to Internet: 600588608 Equivalent to 35 /8s, 204 /16s and 65 /24s Percentage of available APNIC address space announced: 76.2 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 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, 133/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 138605 Total ARIN prefixes after maximum aggregation: 70811 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 111045 Unique aggregates announced from the ARIN address blocks: 44885 ARIN Region origin ASes present in the Internet Routing Table: 14277 ARIN Prefixes per ASN: 7.78 ARIN Region origin ASes announcing only one prefix: 5432 ARIN Region transit ASes present in the Internet Routing Table: 1472 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 10 Number of ARIN addresses announced to Internet: 797226496 Equivalent to 47 /8s, 132 /16s and 182 /24s Percentage of available ARIN address space announced: 63.4 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 53248-55295, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 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, 100/8, 104/8, 107/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 82875 Total RIPE prefixes after maximum aggregation: 47359 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 76234 Unique aggregates announced from the RIPE address blocks: 50044 RIPE Region origin ASes present in the Internet Routing Table: 15444 RIPE Prefixes per ASN: 4.94 RIPE Region origin ASes announcing only one prefix: 7777 RIPE Region transit ASes present in the Internet Routing Table: 2412 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 684 Number of RIPE addresses announced to Internet: 465041152 Equivalent to 27 /8s, 183 /16s and 247 /24s Percentage of available RIPE address space announced: 74.9 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, 47104-52223, 56320-58367 196608-198655 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 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, 109/8, 176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 32341 Total LACNIC prefixes after maximum aggregation: 7367 LACNIC Deaggregation factor: 4.39 Prefixes being announced from the LACNIC address blocks: 31251 Unique aggregates announced from the LACNIC address blocks: 16237 LACNIC Region origin ASes present in the Internet Routing Table: 1436 LACNIC Prefixes per ASN: 21.76 LACNIC Region origin ASes announcing only one prefix: 434 LACNIC Region transit ASes present in the Internet Routing Table: 265 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 181 Number of LACNIC addresses announced to Internet: 81456768 Equivalent to 4 /8s, 218 /16s and 238 /24s Percentage of available LACNIC address space announced: 53.9 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 7620 Total AfriNIC prefixes after maximum aggregation: 1814 AfriNIC Deaggregation factor: 4.20 Prefixes being announced from the AfriNIC address blocks: 5993 Unique aggregates announced from the AfriNIC address blocks: 1854 AfriNIC Region origin ASes present in the Internet Routing Table: 437 AfriNIC Prefixes per ASN: 13.71 AfriNIC Region origin ASes announcing only one prefix: 129 AfriNIC Region transit ASes present in the Internet Routing Table: 95 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 5 Number of AfriNIC addresses announced to Internet: 22659584 Equivalent to 1 /8s, 89 /16s and 194 /24s Percentage of available AfriNIC address space announced: 33.8 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 2409 9509 896 Korea Telecom (KIX) 7545 1553 301 83 TPG Internet Pty Ltd 4755 1481 653 159 TATA Communications formerly 17974 1455 480 33 PT TELEKOMUNIKASI INDONESIA 24560 1130 321 203 Bharti Airtel Ltd., Telemedia 9583 1055 77 493 Sify Limited 4808 1026 2096 294 CNCGROUP IP network: China169 9829 1004 868 53 BSNL National Internet Backbo 18101 938 116 142 Reliance Infocom Ltd Internet 17488 935 162 98 Hathway IP Over Cable Interne Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3673 3838 257 bellsouth.net, inc. 4323 2566 1093 401 Time Warner Telecom 1785 1786 681 131 PaeTec Communications, Inc. 18566 1606 331 195 Covad Communications 6478 1571 302 36 AT&T Worldnet Services 20115 1530 1540 650 Charter Communications 19262 1487 4935 303 Verizon Global Networks 7018 1357 6675 883 AT&T WorldNet Services 11492 1325 240 15 Cable One 22773 1285 2865 79 Cox Communications, Inc. Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6830 515 1780 318 UPC Distribution Services 3292 454 2013 391 TDC Tele Danmark 34984 454 95 205 BILISIM TELEKOM 8866 443 133 24 Bulgarian Telecommunication C 9198 422 267 15 Kazakhtelecom Data Network Ad 3320 412 7604 359 Deutsche Telekom AG 20940 411 98 317 Akamai Technologies European 8551 402 353 46 Bezeq International 12479 397 577 6 Uni2 Autonomous System 702 393 1800 307 UUNET - Commercial IP service Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 10620 1401 261 153 TVCABLE BOGOTA 28573 1248 970 83 NET Servicos de Comunicao S.A 8151 1236 2671 366 UniNet S.A. de C.V. 6503 1221 354 73 AVANTEL, S.A. 7303 923 465 148 Telecom Argentina Stet-France 14420 638 52 91 CORPORACION NACIONAL DE TELEC 22047 567 310 15 VTR PUNTO NET S.A. 3816 515 225 98 Empresa Nacional de Telecomun 13489 490 213 111 Orbitel S.A. E.S.P. 11172 487 83 80 Servicios Alestra S.A de C.V Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 8452 843 445 11 TEDATA 24863 774 147 39 LINKdotNET AS number 15475 421 90 8 Nile Online 36992 298 271 14 Etisalat MISR 3741 265 985 227 The Internet Solution 24835 232 78 10 RAYA Telecom - Egypt 33776 230 13 5 Starcomms Nigeria Limited 6713 211 199 11 Itissalat Al-MAGHRIB 29571 192 17 11 Ci Telecom Autonomous system 16637 148 441 86 MTN Network Solutions Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3673 3838 257 bellsouth.net, inc. 4323 2566 1093 401 Time Warner Telecom 4766 2409 9509 896 Korea Telecom (KIX) 23456 2001 489 1093 32-bit ASN transition 1785 1786 681 131 PaeTec Communications, Inc. 18566 1606 331 195 Covad Communications 6478 1571 302 36 AT&T Worldnet Services 7545 1553 301 83 TPG Internet Pty Ltd 20115 1530 1540 650 Charter Communications 19262 1487 4935 303 Verizon Global Networks Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 2566 2165 Time Warner Telecom 1785 1786 1655 PaeTec Communications, Inc. 6478 1571 1535 AT&T Worldnet Services 4766 2409 1513 Korea Telecom (KIX) 7545 1553 1470 TPG Internet Pty Ltd 17974 1455 1422 PT TELEKOMUNIKASI INDONESIA 18566 1606 1411 Covad Communications 4755 1481 1322 TATA Communications formerly 11492 1325 1310 Cable One 10620 1401 1248 TVCABLE BOGOTA Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom 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 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 2.56.0.0/16 44559 E-Rent LLC 24.225.128.0/18 36377 Comcast Telecommunications, I 24.225.192.0/23 36377 Comcast Telecommunications, I 24.225.192.0/18 36377 Comcast Telecommunications, I 24.225.224.0/21 36377 Comcast Telecommunications, I 24.225.237.0/24 36377 Comcast Telecommunications, I 24.225.248.0/21 36377 Comcast Telecommunications, I 31.186.112.0/21 8681 Jersey Telecoms Island Networ 31.186.160.0/21 35467 DataCenter Fryslan AS 41.57.192.0/18 22750 BCSNET Complete listing at http://thyme.rand.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 /9:11 /10:26 /11:74 /12:218 /13:448 /14:766 /15:1370 /16:11586 /17:5699 /18:9423 /19:19078 /20:24728 /21:25237 /22:33660 /23:32188 /24:183717 /25:1131 /26:1289 /27:700 /28:40 /29:9 /30:2 /31:0 /32:6 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2267 3673 bellsouth.net, inc. 18566 1585 1606 Covad Communications 6478 1525 1571 AT&T Worldnet Services 4323 1377 2566 Time Warner Telecom 10620 1292 1401 TVCABLE BOGOTA 11492 1273 1325 Cable One 23456 1085 2001 32-bit ASN transition 7011 1063 1164 Citizens Utilities 1785 1056 1786 PaeTec Communications, Inc. 6503 997 1221 AVANTEL, S.A. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:288 2:54 4:14 5:1 8:346 12:2020 13:1 14:429 15:15 16:3 17:8 20:9 23:3 24:1571 27:699 31:14 32:60 33:3 34:2 37:1 38:749 39:1 40:101 41:2367 44:3 46:750 47:4 49:146 50:119 52:13 55:5 56:2 57:30 58:817 59:500 60:387 61:1167 62:1005 63:1919 64:3881 65:2354 66:4375 67:1799 68:1061 69:2912 70:701 71:359 72:1900 73:1 74:2327 75:284 76:337 77:842 78:696 79:455 80:1087 81:826 82:511 83:463 84:647 85:1027 86:553 87:760 88:343 89:1567 90:176 91:3657 92:504 93:1044 94:1228 95:776 96:452 97:251 98:809 99:35 101:49 106:1 107:4 108:47 109:925 110:517 111:703 112:325 113:378 114:511 115:720 116:972 117:672 118:758 119:1096 120:281 121:760 122:1607 123:1059 124:1323 125:1256 128:234 129:171 130:173 131:564 132:101 133:20 134:216 135:49 136:212 137:142 138:299 139:112 140:485 141:173 142:380 143:391 144:476 145:52 146:440 147:192 148:634 149:271 150:167 151:187 152:298 153:180 154:3 155:389 156:185 157:347 158:131 159:377 160:313 161:208 162:278 163:165 164:493 165:350 166:501 167:413 168:721 169:155 170:776 171:70 172:2 173:1256 174:529 175:350 177:66 178:756 180:791 181:4 182:411 183:239 184:230 185:1 186:1106 187:899 188:918 189:1027 190:4732 192:5768 193:4788 194:3487 195:2939 196:1212 197:15 198:3591 199:3885 200:5581 201:1585 202:8395 203:8458 204:4114 205:2313 206:2647 207:3025 208:3907 209:3496 210:2725 211:1363 212:1953 213:1712 214:761 215:66 216:4881 217:1621 218:556 219:382 220:1192 221:478 222:317 223:103 End of report

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Clear ip bgp * timing
by AMER AL-GHADHBAN 24 Mar '11

24 Mar '11

Hi all I have a lab configured with bgp and bundeled with a software that can measure the convergence time of the network when I entered this command: clear ip bgp * I have got the convergence time : usually it 60 sec but some time it 43 sec I don't have any explination for the second result do any one have Thank you Best regards Eng Amer Alghadhban COE SANS-GCFW CEH, SCNP, CCNA

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