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The Cidr Report
by cidr-report＠potaroo.net 08 Jun '12

08 Jun '12

This report has been generated at Fri Jun 8 21:12:37 2012 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 01-06-12 415005 242289 02-06-12 415008 242419 03-06-12 415143 242530 04-06-12 414957 242433 05-06-12 415378 242704 06-06-12 415605 242487 07-06-12 415516 242302 08-06-12 415656 242304 AS Summary 41397 Number of ASes in routing system 17290 Number of ASes announcing only one prefix 3409 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 113033952 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'). --- 08Jun12 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 415813 242299 173514 41.7% All ASes AS6389 3409 195 3214 94.3% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS22773 1644 135 1509 91.8% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS7029 3291 1783 1508 45.8% WINDSTREAM - Windstream Communications Inc AS4766 2645 1184 1461 55.2% KIXS-AS-KR Korea Telecom AS18566 2091 706 1385 66.2% COVAD - Covad Communications Co. AS28573 1923 555 1368 71.1% NET Servicos de Comunicao S.A. AS2118 1226 14 1212 98.9% RELCOM-AS OOO "NPO Relcom" AS4323 1575 387 1188 75.4% TWTC - tw telecom holdings, inc. AS10620 1932 764 1168 60.5% Telmex Colombia S.A. AS1785 1918 809 1109 57.8% AS-PAETEC-NET - PaeTec Communications, Inc. AS4755 1590 538 1052 66.2% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS7303 1437 450 987 68.7% Telecom Argentina S.A. AS7552 1173 214 959 81.8% VIETEL-AS-AP Vietel Corporation AS26615 902 32 870 96.5% Tim Celular S.A. AS8151 1500 686 814 54.3% Uninet S.A. de C.V. AS18101 949 159 790 83.2% RELIANCE-COMMUNICATIONS-IN Reliance Communications Ltd.DAKC MUMBAI AS17974 1928 1160 768 39.8% TELKOMNET-AS2-AP PT Telekomunikasi Indonesia AS4808 1103 346 757 68.6% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS9394 846 160 686 81.1% CRNET CHINA RAILWAY Internet(CRNET) AS13977 808 125 683 84.5% CTELCO - FAIRPOINT COMMUNICATIONS, INC. AS3356 1104 467 637 57.7% LEVEL3 Level 3 Communications AS17676 691 74 617 89.3% GIGAINFRA Softbank BB Corp. AS30036 1426 819 607 42.6% MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp AS19262 997 398 599 60.1% VZGNI-TRANSIT - Verizon Online LLC AS22561 1012 417 595 58.8% DIGITAL-TELEPORT - Digital Teleport Inc. AS8452 1375 784 591 43.0% TE-AS TE-AS AS4780 842 271 571 67.8% SEEDNET Digital United Inc. AS24560 1029 459 570 55.4% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS3549 997 440 557 55.9% GBLX Global Crossing Ltd. AS22047 583 31 552 94.7% VTR BANDA ANCHA S.A. Total 43946 14562 29384 66.9% Top 30 total Possible Bogus Routes 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- 14.192.0.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.4.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.8.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.12.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.16.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.20.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.24.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.28.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 27.112.114.0/24 AS23884 PROENNET-AS Proimage Engineering and Communication Co.,Ltd. 41.188.64.0/18 AS29544 MAURITEL-AS Mauritanian Telecommunication Company 41.188.96.0/21 AS8346 SONATEL-AS Autonomous System 41.188.104.0/21 AS8346 SONATEL-AS Autonomous System 41.188.112.0/21 AS8346 SONATEL-AS Autonomous System 41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 64.18.128.0/19 AS14037 64.18.128.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 64.18.143.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 64.18.159.0/24 AS14037 64.66.32.0/20 AS18864 66.171.32.0/20 AS705 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 66.172.64.0/19 AS6408 PRADO - Prado Internet Access INc. 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.207.32.0/20 AS23011 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 66.251.128.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.133.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.134.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.136.0/21 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.140.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.141.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.142.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.143.0/24 AS3356 LEVEL3 Level 3 Communications 69.46.224.0/20 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 69.46.233.0/24 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 69.46.236.0/24 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 70.34.112.0/20 AS27589 EOS - MOJOHOST 71.19.134.0/23 AS3313 INET-AS BT Italia S.p.A. 72.44.16.0/20 AS15054 HAMELTRONICS - Hameltronics, LLC 74.91.48.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.49.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.50.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.51.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.52.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.53.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.54.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.55.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.56.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.57.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.58.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.59.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.60.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.61.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.62.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.63.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.115.124.0/23 AS46540 74.115.126.0/24 AS11260 EASTLINK-HSI - EastLink 81.22.64.0/20 AS5511 OPENTRANSIT France Telecom S.A. 82.101.160.0/19 AS5511 OPENTRANSIT France Telecom S.A. 98.159.96.0/20 AS46975 100.100.0.0/16 AS9198 KAZTELECOM-AS JSC Kazakhtelecom 110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas S.A. 116.206.72.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 116.206.85.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 116.206.103.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 117.120.56.0/21 AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 120.136.17.0/24 AS38779 BMG-AS-ID Badan Meteorologi dan Geofisika 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 142.54.0.0/19 AS23498 CDSI - Cogeco Data Services LP 172.12.224.0/20 AS26285 172.14.0.0/24 AS57871 ASTELECENTR TeleCentr Ltd. 172.15.0.0/24 AS57871 ASTELECENTR TeleCentr Ltd. 172.45.1.0/24 AS3356 LEVEL3 Level 3 Communications 172.102.0.0/22 AS4812 CHINANET-SH-AP China Telecom (Group) 172.223.60.0/22 AS6910 DIALTELECOMRO Dial Telecom S.R.L. 190.114.160.0/23 AS22927 Telefonica de Argentina 200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC. 200.6.49.0/24 AS23148 TERREMARK Terremark 200.24.73.0/24 AS26061 Equant Colombia 200.33.40.0/24 AS11172 Alestra, S. de R.L. de C.V. 200.34.0.0/20 AS6342 Instituto Tecnológico y de Estudios Superiores de Monterrey 200.53.0.0/19 AS13878 Diveo do Brasil Telecomunicacoes Ltda 200.58.248.0/21 AS27849 200.75.184.0/21 AS14754 Telgua 200.106.128.0/20 AS3257 TINET-BACKBONE Tinet SpA 200.115.112.0/20 AS3257 TINET-BACKBONE Tinet SpA 202.1.224.0/24 AS10097 FLOWCOM Flow Communications 2/541 Kent St Sydney NSW 2000 202.8.106.0/24 AS9530 SHINSEGAE-AS SHINSEGAE I&C Co., Ltd. 202.58.113.0/24 AS19161 202.83.120.0/21 AS37972 202.83.124.0/24 AS37972 202.83.125.0/24 AS37972 202.83.126.0/24 AS37972 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.122.134.0/24 AS38615 202.140.128.0/19 AS9583 SIFY-AS-IN Sify Limited 202.160.152.0/22 AS10113 EFTEL-AS-AP Eftel Limited. 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited 203.23.1.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.24.38.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.30.127.0/24 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 203.142.219.0/24 AS45149 204.8.216.0/21 AS14037 204.8.216.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 204.8.218.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 204.8.220.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 204.8.222.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 204.14.0.0/21 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation 204.14.0.0/24 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation 204.14.2.0/24 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation 204.14.3.0/24 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation 205.175.214.0/24 AS5583 ORANGE-BUSINESS-SERVICES-BENELUX France Telecom S.A. 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 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.83.53.0/24 AS40569 YGOMI-AS - Ygomi LLC 208.91.56.0/21 AS22241 IC2NET - IC2NET 208.91.56.0/24 AS22241 IC2NET - IC2NET 208.91.57.0/24 AS22241 IC2NET - IC2NET 208.91.58.0/24 AS22241 IC2NET - IC2NET 208.91.59.0/24 AS22241 IC2NET - IC2NET 208.91.60.0/24 AS22241 IC2NET - IC2NET 208.91.61.0/24 AS22241 IC2NET - IC2NET 208.91.62.0/24 AS22241 IC2NET - IC2NET 208.91.63.0/24 AS22241 IC2NET - IC2NET 208.93.144.0/21 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation 208.93.151.0/24 AS30693 EONIX-CORPORATION-AS-PHX01-WWW-INFINITIE-NET - Eonix Corporation 209.148.64.0/19 AS13773 TELNETCOMM - Telnet Communications 209.177.64.0/20 AS6461 MFNX MFN - Metromedia Fiber Network 209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC 209.250.224.0/19 AS14037 209.250.227.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.228.0/23 AS14037 209.250.230.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.232.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.235.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.237.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.238.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.241.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.242.0/24 AS14037 209.250.245.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.247.0/24 AS14037 209.250.248.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.250.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.251.0/24 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 209.250.254.0/24 AS39323 209.250.255.0/24 AS46496 213.150.202.0/24 AS8513 SKYVISION SkyVision Global Networks Ltd 213.150.204.0/24 AS29338 AFOL-AS Used by Africaonline Operations 216.12.160.0/20 AS26627 AS-PILOSOFT - Pilosoft, Inc. 216.21.160.0/20 AS27876 American Data Networks 216.194.160.0/20 AS27876 American Data Networks 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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BGP Update Report
by cidr-report＠potaroo.net 08 Jun '12

08 Jun '12

BGP Update Report Interval: 31-May-12 -to- 07-Jun-12 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS8452 143220 7.0% 131.8 -- TE-AS TE-AS 2 - AS8402 52088 2.5% 37.5 -- CORBINA-AS OJSC "Vimpelcom" 3 - AS9829 49055 2.4% 60.6 -- BSNL-NIB National Internet Backbone 4 - AS19318 36813 1.8% 1673.3 -- NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 5 - AS35994 34504 1.7% 985.8 -- AKAMAI-AS - Akamai Technologies, Inc. 6 - AS12479 27374 1.3% 346.5 -- UNI2-AS France Telecom Espana SA 7 - AS3549 20534 1.0% 211.7 -- GBLX Global Crossing Ltd. 8 - AS17813 19135 0.9% 147.2 -- MTNL-AP Mahanagar Telephone Nigam Ltd. 9 - AS13118 17847 0.9% 482.4 -- ASN-YARTELECOM OJSC Rostelecom 10 - AS786 17391 0.8% 87.4 -- JANET The JNT Association 11 - AS8926 17239 0.8% 12.1 -- MOLDTELECOM-AS Moldtelecom SE 12 - AS35041 17150 0.8% 65.2 -- NET-CRYSTONE-STHLM Crystone Autonomous Network Stockholm 13 - AS5800 14979 0.7% 57.8 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 14 - AS36856 13702 0.7% 6851.0 -- MOZILLA-CORP - Mozilla Corporation 15 - AS29512 13516 0.7% 2703.2 -- TVK-WROC-AS TVK Tel-Ka Wroclaw 16 - AS7552 12127 0.6% 9.4 -- VIETEL-AS-AP Vietel Corporation 17 - AS47602 10882 0.5% 217.6 -- PROFISOL-AS SC PROFISOL TELECOM SRL 18 - AS28573 10235 0.5% 8.8 -- NET Servicos de Comunicao S.A. 19 - AS11664 10193 0.5% 38.8 -- Techtel LMDS Comunicaciones Interactivas S.A. 20 - AS28306 9861 0.5% 1095.7 -- TC Net Informática e Telecomunicações LTDA TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS36856 13702 0.7% 6851.0 -- MOZILLA-CORP - Mozilla Corporation 2 - AS26249 3092 0.1% 3092.0 -- MAI-CRO - MAI 3 - AS29512 13516 0.7% 2703.2 -- TVK-WROC-AS TVK Tel-Ka Wroclaw 4 - AS17621 2347 0.1% 2347.0 -- CNCGROUP-SH China Unicom Shanghai network 5 - AS19318 36813 1.8% 1673.3 -- NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 6 - AS19647 7011 0.3% 1402.2 -- HPOD20001 - Hewlett-Packard Operation Division 7 - AS1997 3352 0.2% 1117.3 -- IBMDES-AS - IBM Dallas Engineering & Scientific 8 - AS28306 9861 0.5% 1095.7 -- TC Net Informática e Telecomunicações LTDA 9 - AS35994 34504 1.7% 985.8 -- AKAMAI-AS - Akamai Technologies, Inc. 10 - AS55665 966 0.1% 966.0 -- STMI-AS-ID PT Sampoerna Telemedia Indonesia 11 - AS29126 860 0.0% 860.0 -- DATIQ-AS Datiq B.V. 12 - AS26896 1703 0.1% 567.7 -- D102-ITC - Data 102, LLC 13 - AS10455 7672 0.4% 548.0 -- LUCENT-CIO - Lucent Technologies Inc. 14 - AS30944 499 0.0% 499.0 -- DKD-AS Bendra Lietuvos, JAV ir Rusijos imone uzdaroji akcine bendrove "DKD" 15 - AS48068 483 0.0% 483.0 -- VISONIC Visonic Ltd 16 - AS13118 17847 0.9% 482.4 -- ASN-YARTELECOM OJSC Rostelecom 17 - AS36948 873 0.0% 436.5 -- KENIC 18 - AS3 417 0.0% 1756.0 -- BGTEL-AS BGTEL's AS Number 19 - AS57201 406 0.0% 406.0 -- EDF-AS Estonian Defence Forces 20 - AS20211 406 0.0% 406.0 -- HWI-ASN00 - Henry Wurst, Inc. TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 109.161.64.0/19 17667 0.8% AS13118 -- ASN-YARTELECOM OJSC Rostelecom 2 - 63.245.221.0/24 13697 0.6% AS36856 -- MOZILLA-CORP - Mozilla Corporation 3 - 69.31.106.0/23 12726 0.6% AS35994 -- AKAMAI-AS - Akamai Technologies, Inc. 4 - 23.65.27.0/24 10853 0.5% AS35994 -- AKAMAI-AS - Akamai Technologies, Inc. 5 - 23.2.6.0/23 10853 0.5% AS35994 -- AKAMAI-AS - Akamai Technologies, Inc. 6 - 41.43.147.0/24 9282 0.4% AS8452 -- TE-AS TE-AS 7 - 62.36.252.0/22 7967 0.4% AS12479 -- UNI2-AS France Telecom Espana SA 8 - 62.36.249.0/24 6540 0.3% AS12479 -- UNI2-AS France Telecom Espana SA 9 - 62.36.241.0/24 6195 0.3% AS12479 -- UNI2-AS France Telecom Espana SA 10 - 62.36.210.0/24 6071 0.3% AS12479 -- UNI2-AS France Telecom Espana SA 11 - 59.177.48.0/20 5994 0.3% AS17813 -- MTNL-AP Mahanagar Telephone Nigam Ltd. 12 - 194.63.9.0/24 5098 0.2% AS1273 -- CW Cable and Wireless Worldwide plc 13 - 149.77.236.0/22 4200 0.2% AS4195 -- DE-SHAW-AS DE SHAW 14 - 195.140.236.0/22 3966 0.2% AS29512 -- TVK-WROC-AS TVK Tel-Ka Wroclaw 15 - 94.231.224.0/20 3661 0.2% AS29512 -- TVK-WROC-AS TVK Tel-Ka Wroclaw 16 - 193.19.212.0/22 3661 0.2% AS29512 -- TVK-WROC-AS TVK Tel-Ka Wroclaw 17 - 200.115.64.0/21 3358 0.1% AS19318 -- NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 18 - 69.10.32.0/19 3357 0.1% AS19318 -- NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 19 - 202.53.73.0/24 3354 0.1% AS19318 -- NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 20 - 129.42.191.0/24 3346 0.1% AS1997 -- IBMDES-AS - IBM Dallas Engineering & Scientific 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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Weekly Routing Table Report
by Routing Analysis Role Account 08 Jun '12

08 Jun '12

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, TRNOG, 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 <pfsinoz(a)gmail.com>. Routing Table Report 04:00 +10GMT Sat 09 Jun, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 413039 Prefixes after maximum aggregation: 175026 Deaggregation factor: 2.36 Unique aggregates announced to Internet: 201617 Total ASes present in the Internet Routing Table: 41269 Prefixes per ASN: 10.01 Origin-only ASes present in the Internet Routing Table: 33286 Origin ASes announcing only one prefix: 15684 Transit ASes present in the Internet Routing Table: 5524 Transit-only ASes present in the Internet Routing Table: 140 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 28 Max AS path prepend of ASN ( 36992) 22 Prefixes from unregistered ASNs in the Routing Table: 395 Unregistered ASNs in the Routing Table: 138 Number of 32-bit ASNs allocated by the RIRs: 2815 Number of 32-bit ASNs visible in the Routing Table: 2459 Prefixes from 32-bit ASNs in the Routing Table: 6257 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 158 Number of addresses announced to Internet: 2561425708 Equivalent to 152 /8s, 172 /16s and 65 /24s Percentage of available address space announced: 69.1 Percentage of allocated address space announced: 69.2 Percentage of available address space allocated: 99.9 Percentage of address space in use by end-sites: 92.8 Total number of prefixes smaller than registry allocations: 171497 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 100699 Total APNIC prefixes after maximum aggregation: 32592 APNIC Deaggregation factor: 3.09 Prefixes being announced from the APNIC address blocks: 97153 Unique aggregates announced from the APNIC address blocks: 40289 APNIC Region origin ASes present in the Internet Routing Table: 4708 APNIC Prefixes per ASN: 20.64 APNIC Region origin ASes announcing only one prefix: 1257 APNIC Region transit ASes present in the Internet Routing Table: 739 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 24 Number of APNIC region 32-bit ASNs visible in the Routing Table: 224 Number of APNIC addresses announced to Internet: 648549440 Equivalent to 38 /8s, 168 /16s and 20 /24s Percentage of available APNIC address space announced: 82.2 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-133119 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: 151599 Total ARIN prefixes after maximum aggregation: 77134 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 121982 Unique aggregates announced from the ARIN address blocks: 51397 ARIN Region origin ASes present in the Internet Routing Table: 15161 ARIN Prefixes per ASN: 8.05 ARIN Region origin ASes announcing only one prefix: 5758 ARIN Region transit ASes present in the Internet Routing Table: 1601 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 17 Number of ARIN addresses announced to Internet: 816518336 Equivalent to 48 /8s, 171 /16s and 20 /24s Percentage of available ARIN address space announced: 65.1 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: 102916 Total RIPE prefixes after maximum aggregation: 54777 RIPE Deaggregation factor: 1.88 Prefixes being announced from the RIPE address blocks: 94838 Unique aggregates announced from the RIPE address blocks: 59810 RIPE Region origin ASes present in the Internet Routing Table: 16620 RIPE Prefixes per ASN: 5.71 RIPE Region origin ASes announcing only one prefix: 8068 RIPE Region transit ASes present in the Internet Routing Table: 2663 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1626 Number of RIPE addresses announced to Internet: 515524868 Equivalent to 30 /8s, 186 /16s and 73 /24s Percentage of available RIPE address space announced: 83.0 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 59392-61439, 196608-199679 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: 41994 Total LACNIC prefixes after maximum aggregation: 8290 LACNIC Deaggregation factor: 5.07 Prefixes being announced from the LACNIC address blocks: 42193 Unique aggregates announced from the LACNIC address blocks: 20602 LACNIC Region origin ASes present in the Internet Routing Table: 1601 LACNIC Prefixes per ASN: 26.35 LACNIC Region origin ASes announcing only one prefix: 436 LACNIC Region transit ASes present in the Internet Routing Table: 306 Average LACNIC Region AS path length visible: 4.5 Max LACNIC Region AS path length visible: 19 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 587 Number of LACNIC addresses announced to Internet: 101954184 Equivalent to 6 /8s, 19 /16s and 178 /24s Percentage of available LACNIC address space announced: 67.5 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: 9388 Total AfriNIC prefixes after maximum aggregation: 2169 AfriNIC Deaggregation factor: 4.33 Prefixes being announced from the AfriNIC address blocks: 7442 Unique aggregates announced from the AfriNIC address blocks: 2195 AfriNIC Region origin ASes present in the Internet Routing Table: 544 AfriNIC Prefixes per ASN: 13.68 AfriNIC Region origin ASes announcing only one prefix: 165 AfriNIC Region transit ASes present in the Internet Routing Table: 120 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 5 Number of AfriNIC addresses announced to Internet: 31836160 Equivalent to 1 /8s, 229 /16s and 200 /24s Percentage of available AfriNIC address space announced: 47.4 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 2637 11113 1122 Korea Telecom (KIX) 17974 1928 530 81 PT TELEKOMUNIKASI INDONESIA 7545 1682 301 86 TPG Internet Pty Ltd 4755 1590 385 155 TATA Communications formerly 9829 1297 1085 28 BSNL National Internet Backbo 9583 1175 87 502 Sify Limited 7552 1173 1062 11 Vietel Corporation 4808 1103 2049 314 CNCGROUP IP network: China169 24560 1029 385 163 Bharti Airtel Ltd., Telemedia 9498 965 291 64 BHARTI Airtel Ltd. 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 3409 3791 192 bellsouth.net, inc. 7029 3250 986 159 Windstream Communications Inc 18566 2091 382 181 Covad Communications 1785 1917 681 131 PaeTec Communications, Inc. 20115 1646 1570 616 Charter Communications 22773 1644 2911 121 Cox Communications, Inc. 4323 1574 1043 385 Time Warner Telecom 30036 1426 265 754 Mediacom Communications Corp 7018 1224 10013 823 AT&T WorldNet Services 11492 1189 216 356 Cable One 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 8402 1740 544 16 Corbina telecom 2118 1226 97 14 EUnet/RELCOM Autonomous Syste 12479 718 699 84 Uni2 Autonomous System 34984 705 188 171 BILISIM TELEKOM 31148 684 37 9 FreeNet ISP 20940 667 219 523 Akamai Technologies European 6830 657 2217 426 UPC Distribution Services 8551 580 364 61 Bezeq International 3320 489 8442 402 Deutsche Telekom AG 3292 474 2108 408 TDC Tele Danmark 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 1932 342 205 TVCABLE BOGOTA 28573 1923 1184 48 NET Servicos de Comunicao S.A 6503 1532 418 65 AVANTEL, S.A. 8151 1496 3084 336 UniNet S.A. de C.V. 7303 1437 901 193 Telecom Argentina Stet-France 26615 903 760 32 Tim Brasil S.A. 27947 700 73 94 Telconet S.A 11172 644 91 73 Servicios Alestra S.A de C.V 3816 584 247 89 Empresa Nacional de Telecomun 22047 583 326 15 VTR PUNTO NET 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 1391 958 13 TEDATA 24863 846 274 35 LINKdotNET AS number 6713 497 649 18 Itissalat Al-MAGHRIB 24835 321 80 8 RAYA Telecom - Egypt 3741 262 905 223 The Internet Solution 33776 210 12 21 Starcomms Nigeria Limited 12258 197 28 62 Vodacom Internet Company 16637 170 664 87 MTN Network Solutions 29571 157 15 16 Ci Telecom Autonomous system 36923 157 20 4 Swift Networks Limited 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 3409 3791 192 bellsouth.net, inc. 7029 3250 986 159 Windstream Communications Inc 4766 2637 11113 1122 Korea Telecom (KIX) 18566 2091 382 181 Covad Communications 10620 1932 342 205 TVCABLE BOGOTA 17974 1928 530 81 PT TELEKOMUNIKASI INDONESIA 28573 1923 1184 48 NET Servicos de Comunicao S.A 1785 1917 681 131 PaeTec Communications, Inc. 8402 1740 544 16 Corbina telecom 7545 1682 301 86 TPG Internet Pty Ltd Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 7029 3250 3091 Windstream Communications Inc 18566 2091 1910 Covad Communications 28573 1923 1875 NET Servicos de Comunicao S.A 17974 1928 1847 PT TELEKOMUNIKASI INDONESIA 1785 1917 1786 PaeTec Communications, Inc. 10620 1932 1727 TVCABLE BOGOTA 8402 1740 1724 Corbina telecom 7545 1682 1596 TPG Internet Pty Ltd 22773 1644 1523 Cox Communications, Inc. 4766 2637 1515 Korea Telecom (KIX) 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 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic 23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic 17300 UNALLOCATED 12.45.103.0/24 7018 AT&T WorldNet Servic 17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies, 16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic 32873 UNALLOCATED 12.46.100.0/23 10912 InterNAP Network Ser 32873 UNALLOCATED 12.46.102.0/24 10912 InterNAP Network Ser 14764 UNALLOCATED 12.108.237.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 128.0.0.0/21 12654 RIPE NCC RIS Project 128.0.24.0/24 12654 RIPE NCC RIS Project Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 14.192.0.0/22 45464 Room 201, TGU Bldg 14.192.4.0/22 45464 Room 201, TGU Bldg 14.192.8.0/22 45464 Room 201, TGU Bldg 14.192.12.0/22 45464 Room 201, TGU Bldg 14.192.16.0/22 45464 Room 201, TGU Bldg 14.192.20.0/22 45464 Room 201, TGU Bldg 14.192.24.0/22 45464 Room 201, TGU Bldg 14.192.28.0/22 45464 Room 201, TGU Bldg 27.112.114.0/24 23884 Proimage Engineering and Comm 41.188.64.0/18 29544 Mauritanian Telecommunication 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 /9:13 /10:28 /11:82 /12:236 /13:461 /14:832 /15:1505 /16:12298 /17:6303 /18:10641 /19:20776 /20:29530 /21:31054 /22:40785 /23:38492 /24:216195 /25:1236 /26:1449 /27:827 /28:172 /29:66 /30:17 /31:0 /32:22 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2910 3250 Windstream Communications Inc 6389 2129 3409 bellsouth.net, inc. 18566 2040 2091 Covad Communications 8402 1718 1740 Corbina telecom 30036 1366 1426 Mediacom Communications Corp 6503 1222 1532 AVANTEL, S.A. 8452 1190 1391 TEDATA 11492 1152 1189 Cable One 22773 1089 1644 Cox Communications, Inc. 7011 1073 1188 Citizens Utilities Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:555 2:746 3:1 4:13 5:51 6:3 8:425 12:2012 13:1 14:619 15:12 16:3 17:5 20:23 23:180 24:1778 27:1306 31:977 32:56 33:2 34:2 36:9 37:684 38:812 40:127 41:3269 42:135 44:3 46:1423 47:2 49:401 50:555 52:13 54:12 55:8 56:1 57:33 58:960 59:497 60:259 61:1212 62:981 63:2008 64:4233 65:2249 66:4451 67:2028 68:1158 69:3174 70:950 71:508 72:1824 74:2591 75:471 76:327 77:956 78:973 79:478 80:1225 81:939 82:663 83:543 84:491 85:1192 86:432 87:918 88:334 89:1726 90:293 91:4919 92:557 93:1391 94:1566 95:1213 96:367 97:315 98:900 99:38 100:8 101:261 103:1133 106:95 107:186 108:330 109:1359 110:775 111:923 112:417 113:616 114:629 115:846 116:956 117:721 118:923 119:1232 120:358 121:695 122:1668 123:1102 124:1388 125:1261 128:559 129:202 130:247 131:632 132:288 133:22 134:242 135:61 136:215 137:239 138:358 139:185 140:494 141:252 142:417 143:375 144:532 145:72 146:508 147:293 148:776 149:312 150:164 151:179 152:469 153:174 154:14 155:446 156:222 157:381 158:186 159:578 160:345 161:265 162:347 163:190 164:638 165:404 166:592 167:471 168:863 169:127 170:878 171:136 172:4 173:1766 174:604 175:433 176:540 177:821 178:1381 180:1234 181:91 182:1050 183:228 184:528 185:1 186:2318 187:1122 188:1340 189:1827 190:5601 192:5992 193:5516 194:4532 195:3390 196:1224 197:151 198:3664 199:4763 200:5896 201:1951 202:8618 203:8565 204:4347 205:2509 206:2772 207:2801 208:4007 209:3608 210:2761 211:1545 212:2034 213:1931 214:874 215:98 216:5102 217:1548 218:553 219:313 220:1235 221:569 222:317 223:321 End of report

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BGP Update Report
by cidr-report＠potaroo.net 01 Jun '12

01 Jun '12

BGP Update Report Interval: 24-May-12 -to- 31-May-12 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS383 192192 8.5% 1779.6 -- AFCONC-BLOCK1-AS - 754th Electronic Systems Group 2 - AS8452 91007 4.0% 89.9 -- TE-AS TE-AS 3 - AS8402 60332 2.6% 47.7 -- CORBINA-AS OJSC "Vimpelcom" 4 - AS9829 54914 2.4% 62.4 -- BSNL-NIB National Internet Backbone 5 - AS19647 47156 2.1% 9431.2 -- HPOD20001 - Hewlett-Packard Operation Division 6 - AS38142 33384 1.5% 2086.5 -- UNAIR-AS-ID Universitas Airlangga 7 - AS12479 27393 1.2% 351.2 -- UNI2-AS France Telecom Espana SA 8 - AS35994 26629 1.2% 951.0 -- AKAMAI-AS - Akamai Technologies, Inc. 9 - AS7908 25800 1.1% 344.0 -- Comsat Argentina S.A. 10 - AS5800 23102 1.0% 86.2 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 11 - AS41661 21899 1.0% 61.7 -- ERTH-CHEL-AS CJSC "ER-Telecom Holding" 12 - AS1257 20680 0.9% 108.8 -- TELE2 13 - AS13118 20040 0.9% 417.5 -- ASN-YARTELECOM OJSC Rostelecom 14 - AS28306 19103 0.8% 2122.6 -- TC Net Informática e Telecomunicações LTDA 15 - AS10455 18155 0.8% 2017.2 -- LUCENT-CIO - Lucent Technologies Inc. 16 - AS17813 17513 0.8% 142.4 -- MTNL-AP Mahanagar Telephone Nigam Ltd. 17 - AS3549 16826 0.7% 168.3 -- GBLX Global Crossing Ltd. 18 - AS36856 16593 0.7% 8296.5 -- MOZILLA-CORP - Mozilla Corporation 19 - AS25543 15053 0.7% 273.7 -- FasoNet-AS 20 - AS24560 13716 0.6% 19.8 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS19647 47156 2.1% 9431.2 -- HPOD20001 - Hewlett-Packard Operation Division 2 - AS36856 16593 0.7% 8296.5 -- MOZILLA-CORP - Mozilla Corporation 3 - AS44798 7750 0.3% 7750.0 -- PERVOMAYSK-AS PP "SKS-Pervomaysk" 4 - AS3 2638 0.1% 683.0 -- PRED-AS PRED-Telecom OOO 5 - AS32528 12095 0.5% 2419.0 -- ABBOTT Abbot Labs 6 - AS28306 19103 0.8% 2122.6 -- TC Net Informática e Telecomunicações LTDA 7 - AS38142 33384 1.5% 2086.5 -- UNAIR-AS-ID Universitas Airlangga 8 - AS10455 18155 0.8% 2017.2 -- LUCENT-CIO - Lucent Technologies Inc. 9 - AS383 192192 8.5% 1779.6 -- AFCONC-BLOCK1-AS - 754th Electronic Systems Group 10 - AS55665 1043 0.1% 1043.0 -- STMI-AS-ID PT Sampoerna Telemedia Indonesia 11 - AS35994 26629 1.2% 951.0 -- AKAMAI-AS - Akamai Technologies, Inc. 12 - AS29126 918 0.0% 918.0 -- DATIQ-AS Datiq B.V. 13 - AS16535 890 0.0% 890.0 -- ECHOS-3 - Echostar Holding Purchasing Corporation 14 - AS19318 12159 0.5% 715.2 -- NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 15 - AS53531 672 0.0% 672.0 -- MIDWEST-CARECENTER - Midwest Palliative & Hospice CareCenter 16 - AS38857 950 0.0% 475.0 -- ESOFT-TRANSIT-AS-AP e.Soft Technologies Ltd. 17 - AS56616 451 0.0% 451.0 -- SHARIF-AS Tarahan Shabake Sharif LTD 18 - AS25821 450 0.0% 450.0 -- NET-SCNB - Suffolk County National Bank 19 - AS29512 2199 0.1% 439.8 -- TVK-WROC-AS TVK Tel-Ka Wroclaw 20 - AS48068 435 0.0% 435.0 -- VISONIC Visonic Ltd TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 109.161.64.0/19 19671 0.8% AS13118 -- ASN-YARTELECOM OJSC Rostelecom 2 - 63.245.221.0/24 16573 0.7% AS36856 -- MOZILLA-CORP - Mozilla Corporation 3 - 168.87.176.0/24 14222 0.6% AS19647 -- HPOD20001 - Hewlett-Packard Operation Division 4 - 168.87.128.0/21 14171 0.6% AS19647 -- HPOD20001 - Hewlett-Packard Operation Division 5 - 130.36.34.0/24 10737 0.4% AS32528 -- ABBOTT Abbot Labs 6 - 69.31.106.0/23 9520 0.4% AS35994 -- AKAMAI-AS - Akamai Technologies, Inc. 7 - 155.72.152.0/21 9383 0.4% AS19647 -- HPOD20001 - Hewlett-Packard Operation Division 8 - 155.72.158.0/24 9376 0.4% AS19647 -- HPOD20001 - Hewlett-Packard Operation Division 9 - 41.43.147.0/24 9035 0.4% AS8452 -- TE-AS TE-AS 10 - 23.2.6.0/23 8522 0.3% AS35994 -- AKAMAI-AS - Akamai Technologies, Inc. 11 - 23.65.27.0/24 8520 0.3% AS35994 -- AKAMAI-AS - Akamai Technologies, Inc. 12 - 62.36.252.0/22 8022 0.3% AS12479 -- UNI2-AS France Telecom Espana SA 13 - 91.202.212.0/22 7750 0.3% AS44798 -- PERVOMAYSK-AS PP "SKS-Pervomaysk" 14 - 62.36.249.0/24 6535 0.3% AS12479 -- UNI2-AS France Telecom Espana SA 15 - 62.36.241.0/24 6218 0.2% AS12479 -- UNI2-AS France Telecom Espana SA 16 - 62.36.210.0/24 6060 0.2% AS12479 -- UNI2-AS France Telecom Espana SA 17 - 59.177.48.0/20 5860 0.2% AS17813 -- MTNL-AP Mahanagar Telephone Nigam Ltd. 18 - 194.63.9.0/24 4646 0.2% AS1273 -- CW Cable and Wireless Worldwide plc 19 - 182.64.0.0/16 4607 0.2% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 20 - 192.11.177.0/24 3616 0.1% AS10455 -- LUCENT-CIO - Lucent Technologies Inc. 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 01 Jun '12

01 Jun '12

This report has been generated at Fri Jun 1 21:12:54 2012 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 25-05-12 414357 242094 26-05-12 414444 242009 27-05-12 414372 242171 28-05-12 414483 242396 29-05-12 414855 242346 30-05-12 415000 242304 31-05-12 414797 242308 01-06-12 415005 242253 AS Summary 41293 Number of ASes in routing system 17231 Number of ASes announcing only one prefix 3411 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 112706016 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'). --- 01Jun12 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 415012 242341 172671 41.6% All ASes AS6389 3411 196 3215 94.3% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS7029 3353 1843 1510 45.0% WINDSTREAM - Windstream Communications Inc AS22773 1638 135 1503 91.8% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS4766 2643 1176 1467 55.5% KIXS-AS-KR Korea Telecom AS18566 2092 706 1386 66.3% COVAD - Covad Communications Co. AS28573 1896 521 1375 72.5% NET Servicos de Comunicao S.A. AS2118 1301 14 1287 98.9% RELCOM-AS OOO "NPO Relcom" AS4323 1575 387 1188 75.4% TWTC - tw telecom holdings, inc. AS10620 1926 760 1166 60.5% Telmex Colombia S.A. AS1785 1912 806 1106 57.8% AS-PAETEC-NET - PaeTec Communications, Inc. AS4755 1577 542 1035 65.6% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS7303 1435 448 987 68.8% Telecom Argentina S.A. AS7552 1097 188 909 82.9% VIETEL-AS-AP Vietel Corporation AS26615 901 32 869 96.4% Tim Celular S.A. AS8151 1490 684 806 54.1% Uninet S.A. de C.V. AS18101 948 159 789 83.2% RELIANCE-COMMUNICATIONS-IN Reliance Communications Ltd.DAKC MUMBAI AS17974 1927 1161 766 39.8% TELKOMNET-AS2-AP PT Telekomunikasi Indonesia AS4808 1105 349 756 68.4% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS9394 839 159 680 81.0% CRNET CHINA RAILWAY Internet(CRNET) AS13977 772 122 650 84.2% CTELCO - FAIRPOINT COMMUNICATIONS, INC. AS3356 1099 463 636 57.9% LEVEL3 Level 3 Communications AS30036 1420 792 628 44.2% MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp AS17676 692 75 617 89.2% GIGAINFRA Softbank BB Corp. AS22561 1020 419 601 58.9% DIGITAL-TELEPORT - Digital Teleport Inc. AS19262 997 398 599 60.1% VZGNI-TRANSIT - Verizon Online LLC AS8452 1369 779 590 43.1% TE-AS TE-AS AS24560 1027 447 580 56.5% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS3549 1002 443 559 55.8% GBLX Global Crossing Ltd. AS22047 583 31 552 94.7% VTR BANDA ANCHA S.A. AS4780 831 283 548 65.9% SEEDNET Digital United Inc. Total 43878 14518 29360 66.9% Top 30 total Possible Bogus Routes 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- 14.192.0.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.4.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.8.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.12.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.16.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.20.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.24.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.28.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 27.112.114.0/24 AS23884 PROENNET-AS Proimage Engineering and Communication Co.,Ltd. 41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 66.171.32.0/20 AS705 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.207.32.0/20 AS23011 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 66.251.128.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.133.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.134.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.136.0/21 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.140.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.141.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.142.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.143.0/24 AS3356 LEVEL3 Level 3 Communications 69.46.224.0/20 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 69.46.233.0/24 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 69.46.236.0/24 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 71.19.134.0/23 AS3313 INET-AS BT Italia S.p.A. 72.44.16.0/20 AS15054 HAMELTRONICS - Hameltronics, LLC 74.91.48.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.49.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.50.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.51.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.52.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.53.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.54.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.55.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.56.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.57.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.58.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.59.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.60.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.61.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.62.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.63.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 98.159.96.0/20 AS46975 100.100.0.0/16 AS9198 KAZTELECOM-AS JSC Kazakhtelecom 110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas S.A. 116.206.72.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 116.206.85.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 116.206.103.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 117.120.56.0/21 AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 120.136.17.0/24 AS38779 BMG-AS-ID Badan Meteorologi dan Geofisika 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 142.54.0.0/19 AS23498 CDSI - Cogeco Data Services LP 172.45.1.0/24 AS3356 LEVEL3 Level 3 Communications 172.102.0.0/22 AS4812 CHINANET-SH-AP China Telecom (Group) 172.223.60.0/22 AS6910 DIALTELECOMRO Dial Telecom S.R.L. 194.33.112.0/23 AS12859 NL-BIT BIT BV 200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC. 200.6.49.0/24 AS23148 TERREMARK Terremark 200.24.73.0/24 AS26061 Equant Colombia 200.33.40.0/24 AS11172 Alestra, S. de R.L. de C.V. 200.34.0.0/20 AS6342 Instituto Tecnológico y de Estudios Superiores de Monterrey 200.53.0.0/19 AS13878 Diveo do Brasil Telecomunicacoes Ltda 200.58.248.0/21 AS27849 200.75.184.0/21 AS14754 Telgua 200.106.128.0/20 AS3257 TINET-BACKBONE Tinet SpA 200.115.112.0/20 AS3257 TINET-BACKBONE Tinet SpA 202.1.224.0/24 AS10097 FLOWCOM Flow Communications 2/541 Kent St Sydney NSW 2000 202.8.106.0/24 AS9530 SHINSEGAE-AS SHINSEGAE I&C Co., Ltd. 202.58.113.0/24 AS19161 202.83.120.0/21 AS37972 202.83.124.0/24 AS37972 202.83.125.0/24 AS37972 202.83.126.0/24 AS37972 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.122.134.0/24 AS38615 202.140.128.0/19 AS9583 SIFY-AS-IN Sify Limited 202.160.152.0/22 AS10113 EFTEL-AS-AP Eftel Limited. 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited 203.23.1.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.24.38.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.30.127.0/24 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 203.142.219.0/24 AS45149 205.175.214.0/24 AS5583 ORANGE-BUSINESS-SERVICES-BENELUX France Telecom S.A. 206.123.129.0/24 AS10790 INREACH-AS - InReach Internet 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 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.83.53.0/24 AS40569 YGOMI-AS - Ygomi LLC 208.91.56.0/21 AS22241 IC2NET - IC2NET 208.91.56.0/24 AS22241 IC2NET - IC2NET 208.91.57.0/24 AS22241 IC2NET - IC2NET 208.91.58.0/24 AS22241 IC2NET - IC2NET 208.91.59.0/24 AS22241 IC2NET - IC2NET 208.91.60.0/24 AS22241 IC2NET - IC2NET 208.91.61.0/24 AS22241 IC2NET - IC2NET 208.91.62.0/24 AS22241 IC2NET - IC2NET 208.91.63.0/24 AS22241 IC2NET - IC2NET 209.148.64.0/19 AS13773 TELNETCOMM - Telnet Communications 209.177.64.0/20 AS6461 MFNX MFN - Metromedia Fiber Network 209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC 216.12.160.0/20 AS26627 AS-PILOSOFT - Pilosoft, Inc. 216.21.160.0/20 AS27876 American Data Networks 216.194.160.0/20 AS27876 American Data Networks 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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BGP Update Report
by cidr-report＠potaroo.net 25 May '12

25 May '12

BGP Update Report Interval: 17-May-12 -to- 24-May-12 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9829 71594 4.0% 78.7 -- BSNL-NIB National Internet Backbone 2 - AS8402 54432 3.1% 44.3 -- CORBINA-AS OJSC "Vimpelcom" 3 - AS8452 38314 2.2% 16.2 -- TE-AS TE-AS 4 - AS19647 33384 1.9% 4769.1 -- HPOD20001 - Hewlett-Packard Operation Division 5 - AS12479 26798 1.5% 339.2 -- UNI2-AS France Telecom Espana SA 6 - AS5800 23371 1.3% 84.4 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 7 - AS13118 20782 1.2% 593.8 -- ASN-YARTELECOM OJSC Rostelecom 8 - AS35994 17912 1.0% 1377.8 -- AKAMAI-AS - Akamai Technologies, Inc. 9 - AS24560 17630 1.0% 19.7 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 10 - AS17813 16617 0.9% 138.5 -- MTNL-AP Mahanagar Telephone Nigam Ltd. 11 - AS9808 14742 0.8% 11.4 -- CMNET-GD Guangdong Mobile Communication Co.Ltd. 12 - AS7552 12672 0.7% 12.3 -- VIETEL-AS-AP Vietel Corporation 13 - AS28306 12632 0.7% 371.5 -- TC Net Informática e Telecomunicações LTDA 14 - AS36856 12254 0.7% 4084.7 -- MOZILLA-CORP - Mozilla Corporation 15 - AS19361 11423 0.6% 336.0 -- Atrium Telecomunicacoes Ltda 16 - AS9394 11138 0.6% 15.3 -- CRNET CHINA RAILWAY Internet(CRNET) 17 - AS45899 10666 0.6% 8.0 -- VNPT-AS-VN VNPT Corp 18 - AS27738 9948 0.6% 18.1 -- Ecuadortelecom S.A. 19 - AS8151 9906 0.6% 14.5 -- Uninet S.A. de C.V. 20 - AS28573 9469 0.5% 8.9 -- NET Servicos de Comunicao S.A. TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS19647 33384 1.9% 4769.1 -- HPOD20001 - Hewlett-Packard Operation Division 2 - AS44798 4471 0.2% 4471.0 -- PERVOMAYSK-AS PP "SKS-Pervomaysk" 3 - AS36856 12254 0.7% 4084.7 -- MOZILLA-CORP - Mozilla Corporation 4 - AS32528 9121 0.5% 3040.3 -- ABBOTT Abbot Labs 5 - AS35994 17912 1.0% 1377.8 -- AKAMAI-AS - Akamai Technologies, Inc. 6 - AS55665 1007 0.1% 1007.0 -- STMI-AS-ID PT Sampoerna Telemedia Indonesia 7 - AS18592 8586 0.5% 954.0 -- Corporacion Universitaria para el Desarrollo de Internet, A.C. 8 - AS3 922 0.1% 366.0 -- SPIDA-AS Spital Davosr 9 - AS38857 1727 0.1% 863.5 -- ESOFT-TRANSIT-AS-AP e.Soft Technologies Ltd. 10 - AS29126 833 0.1% 833.0 -- DATIQ-AS Datiq B.V. 11 - AS57817 801 0.1% 801.0 -- GTT-TORINO-AS Gruppo Torinese Trasporti S.p.A 12 - AS8657 762 0.0% 762.0 -- CPRM CPRM Autonomous System 13 - AS25644 3014 0.2% 753.5 -- LOGICLINK - Logic Solutions 14 - AS58074 700 0.0% 700.0 -- MIVIROM-AS MIVIROM COM PROD SRL 15 - AS53531 672 0.0% 672.0 -- MIDWEST-CARECENTER - Midwest Palliative & Hospice CareCenter 16 - AS14929 1321 0.1% 660.5 -- VITELITY - Vitelity, LLC 17 - AS16535 644 0.0% 644.0 -- ECHOS-3 - Echostar Holding Purchasing Corporation 18 - AS13263 1914 0.1% 638.0 -- HAYATNET-AS HayatNet Bilgi ve Iletisim Hizmetleri A.S 19 - AS13118 20782 1.2% 593.8 -- ASN-YARTELECOM OJSC Rostelecom 20 - AS3968 587 0.0% 587.0 -- El Colegio de Mexico, A.C. TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 109.161.64.0/19 20099 1.1% AS13118 -- ASN-YARTELECOM OJSC Rostelecom 2 - 63.245.221.0/24 12241 0.6% AS36856 -- MOZILLA-CORP - Mozilla Corporation 3 - 168.87.176.0/24 10420 0.6% AS19647 -- HPOD20001 - Hewlett-Packard Operation Division 4 - 168.87.128.0/21 10397 0.6% AS19647 -- HPOD20001 - Hewlett-Packard Operation Division 5 - 41.43.147.0/24 9012 0.5% AS8452 -- TE-AS TE-AS 6 - 62.36.252.0/22 7981 0.4% AS12479 -- UNI2-AS France Telecom Espana SA 7 - 62.36.249.0/24 6491 0.3% AS12479 -- UNI2-AS France Telecom Espana SA 8 - 69.31.106.0/23 6335 0.3% AS35994 -- AKAMAI-AS - Akamai Technologies, Inc. 9 - 155.72.152.0/21 6204 0.3% AS19647 -- HPOD20001 - Hewlett-Packard Operation Division 10 - 155.72.158.0/24 6189 0.3% AS19647 -- HPOD20001 - Hewlett-Packard Operation Division 11 - 62.36.241.0/24 6125 0.3% AS12479 -- UNI2-AS France Telecom Espana SA 12 - 62.36.210.0/24 5941 0.3% AS12479 -- UNI2-AS France Telecom Espana SA 13 - 23.65.27.0/24 5768 0.3% AS35994 -- AKAMAI-AS - Akamai Technologies, Inc. 14 - 23.2.6.0/23 5768 0.3% AS35994 -- AKAMAI-AS - Akamai Technologies, Inc. 15 - 122.161.0.0/16 4877 0.3% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 16 - 130.36.34.0/24 4836 0.2% AS32528 -- ABBOTT Abbot Labs 17 - 59.177.48.0/20 4639 0.2% AS17813 -- MTNL-AP Mahanagar Telephone Nigam Ltd. 18 - 91.202.212.0/22 4471 0.2% AS44798 -- PERVOMAYSK-AS PP "SKS-Pervomaysk" 19 - 194.63.9.0/24 4356 0.2% AS1273 -- CW Cable and Wireless Worldwide plc 20 - 130.36.35.0/24 4278 0.2% AS32528 -- ABBOTT Abbot Labs 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

1 0

The Cidr Report
by cidr-report＠potaroo.net 25 May '12

25 May '12

This report has been generated at Fri May 25 21:12:42 2012 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 18-05-12 411873 241478 19-05-12 412420 241334 20-05-12 412517 241446 21-05-12 412631 241800 22-05-12 412894 241768 23-05-12 413168 241938 24-05-12 414410 242074 25-05-12 414357 242162 AS Summary 41237 Number of ASes in routing system 17219 Number of ASes announcing only one prefix 3412 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 112706272 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'). --- 25May12 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 414515 242089 172426 41.6% All ASes AS6389 3412 195 3217 94.3% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS7029 3375 1862 1513 44.8% WINDSTREAM - Windstream Communications Inc AS22773 1608 135 1473 91.6% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS4766 2641 1174 1467 55.5% KIXS-AS-KR Korea Telecom AS18566 2093 706 1387 66.3% COVAD - Covad Communications Co. AS28573 1891 518 1373 72.6% NET Servicos de Comunicao S.A. AS2118 1312 14 1298 98.9% RELCOM-AS OOO "NPO Relcom" AS4323 1568 382 1186 75.6% TWTC - tw telecom holdings, inc. AS1785 1908 809 1099 57.6% AS-PAETEC-NET - PaeTec Communications, Inc. AS4755 1577 537 1040 65.9% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS7303 1435 448 987 68.8% Telecom Argentina S.A. AS10620 1917 938 979 51.1% Telmex Colombia S.A. AS7552 1173 217 956 81.5% VIETEL-AS-AP Vietel Corporation AS26615 901 32 869 96.4% Tim Celular S.A. AS8151 1486 680 806 54.2% Uninet S.A. de C.V. AS18101 949 159 790 83.2% RELIANCE-COMMUNICATIONS-IN Reliance Communications Ltd.DAKC MUMBAI AS17974 1925 1168 757 39.3% TELKOMNET-AS2-AP PT Telekomunikasi Indonesia AS4808 1105 349 756 68.4% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS9394 836 152 684 81.8% CRNET CHINA RAILWAY Internet(CRNET) AS13977 773 123 650 84.1% CTELCO - FAIRPOINT COMMUNICATIONS, INC. AS3356 1097 462 635 57.9% LEVEL3 Level 3 Communications AS17676 692 75 617 89.2% GIGAINFRA Softbank BB Corp. AS30036 1402 788 614 43.8% MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp AS22561 1020 419 601 58.9% DIGITAL-TELEPORT - Digital Teleport Inc. AS19262 996 399 597 59.9% VZGNI-TRANSIT - Verizon Online LLC AS8452 1368 779 589 43.1% TE-AS TE-AS AS24560 1027 449 578 56.3% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS3549 1004 445 559 55.7% GBLX Global Crossing Ltd. AS22047 582 31 551 94.7% VTR BANDA ANCHA S.A. AS4780 832 284 548 65.9% SEEDNET Digital United Inc. Total 43905 14729 29176 66.5% Top 30 total Possible Bogus Routes 5.45.32.0/20 AS58202 5.45.32.0/21 AS58202 5.45.32.0/22 AS58202 5.45.32.0/23 AS58202 5.45.34.0/23 AS58202 5.45.36.0/22 AS58202 5.45.36.0/23 AS58202 5.45.38.0/23 AS58202 5.45.40.0/21 AS58202 5.45.40.0/22 AS58202 5.45.40.0/23 AS58202 5.45.42.0/23 AS58202 5.45.44.0/22 AS58202 5.45.44.0/23 AS58202 5.45.46.0/23 AS58202 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- 14.192.0.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.4.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.8.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.12.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.16.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.20.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.24.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.28.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 27.112.114.0/24 AS23884 PROENNET-AS Proimage Engineering and Communication Co.,Ltd. 41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 66.171.32.0/20 AS705 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.207.32.0/20 AS23011 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 66.251.128.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.133.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.134.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.136.0/21 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.140.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.141.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.142.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.143.0/24 AS3356 LEVEL3 Level 3 Communications 69.46.224.0/20 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 69.46.233.0/24 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 69.46.236.0/24 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 71.19.134.0/23 AS3313 INET-AS BT Italia S.p.A. 72.44.16.0/20 AS15054 HAMELTRONICS - Hameltronics, LLC 74.91.48.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.49.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.50.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.51.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.52.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.53.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.54.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.55.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.56.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.57.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.58.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.59.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.60.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.61.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.62.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.63.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 91.239.220.0/22 AS51445 DUMICONET Dumcon Intermed SRL 91.239.224.0/23 AS51445 DUMICONET Dumcon Intermed SRL 91.239.226.0/24 AS51445 DUMICONET Dumcon Intermed SRL 98.159.96.0/20 AS46975 110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas S.A. 116.206.72.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 116.206.85.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 116.206.103.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 117.120.56.0/21 AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 120.136.17.0/24 AS38779 BMG-AS-ID Badan Meteorologi dan Geofisika 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 142.54.0.0/19 AS23498 CDSI - Cogeco Data Services LP 172.14.0.0/24 AS57871 ASTELECENTR TeleCentr Ltd. 172.15.0.0/24 AS57871 ASTELECENTR TeleCentr Ltd. 172.45.1.0/24 AS3356 LEVEL3 Level 3 Communications 172.102.0.0/22 AS4812 CHINANET-SH-AP China Telecom (Group) 172.223.60.0/22 AS6910 DIALTELECOMRO Dial Telecom S.R.L. 200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC. 200.24.73.0/24 AS26061 Equant Colombia 200.33.40.0/24 AS11172 Alestra, S. de R.L. de C.V. 200.34.0.0/20 AS6342 Instituto Tecnológico y de Estudios Superiores de Monterrey 200.53.0.0/19 AS13878 Diveo do Brasil Telecomunicacoes Ltda 202.1.224.0/24 AS10097 FLOWCOM Flow Communications 2/541 Kent St Sydney NSW 2000 202.8.106.0/24 AS9530 SHINSEGAE-AS SHINSEGAE I&C Co., Ltd. 202.58.113.0/24 AS19161 202.83.120.0/21 AS37972 202.83.124.0/24 AS37972 202.83.125.0/24 AS37972 202.83.126.0/24 AS37972 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.122.134.0/24 AS38615 202.140.128.0/19 AS9583 SIFY-AS-IN Sify Limited 202.160.152.0/22 AS10113 EFTEL-AS-AP Eftel Limited. 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited 203.23.1.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.24.38.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.30.127.0/24 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 203.142.219.0/24 AS45149 205.175.214.0/24 AS5583 ORANGE-BUSINESS-SERVICES-BENELUX France Telecom S.A. 206.123.129.0/24 AS10790 INREACH-AS - InReach Internet 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 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.83.53.0/24 AS40569 YGOMI-AS - Ygomi LLC 208.91.56.0/21 AS22241 IC2NET - IC2NET 208.91.56.0/24 AS22241 IC2NET - IC2NET 208.91.57.0/24 AS22241 IC2NET - IC2NET 208.91.58.0/24 AS22241 IC2NET - IC2NET 208.91.59.0/24 AS22241 IC2NET - IC2NET 208.91.60.0/24 AS22241 IC2NET - IC2NET 208.91.61.0/24 AS22241 IC2NET - IC2NET 208.91.62.0/24 AS22241 IC2NET - IC2NET 208.91.63.0/24 AS22241 IC2NET - IC2NET 209.148.64.0/19 AS13773 TELNETCOMM - Telnet Communications 209.177.64.0/20 AS6461 MFNX MFN - Metromedia Fiber Network 209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC 216.12.160.0/20 AS26627 AS-PILOSOFT - Pilosoft, Inc. 216.21.160.0/20 AS27876 American Data Networks 216.194.160.0/20 AS27876 American Data Networks 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 May '12

25 May '12

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, TRNOG, 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 <pfsinoz(a)gmail.com>. Routing Table Report 04:00 +10GMT Sat 26 May, 2012 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 411471 Prefixes after maximum aggregation: 174357 Deaggregation factor: 2.36 Unique aggregates announced to Internet: 200214 Total ASes present in the Internet Routing Table: 41122 Prefixes per ASN: 10.01 Origin-only ASes present in the Internet Routing Table: 33227 Origin ASes announcing only one prefix: 15654 Transit ASes present in the Internet Routing Table: 5503 Transit-only ASes present in the Internet Routing Table: 137 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 29 Max AS path prepend of ASN ( 2115) 25 Prefixes from unregistered ASNs in the Routing Table: 385 Unregistered ASNs in the Routing Table: 134 Number of 32-bit ASNs allocated by the RIRs: 2738 Number of 32-bit ASNs visible in the Routing Table: 2392 Prefixes from 32-bit ASNs in the Routing Table: 6078 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 116 Number of addresses announced to Internet: 2553429168 Equivalent to 152 /8s, 50 /16s and 60 /24s Percentage of available address space announced: 68.9 Percentage of allocated address space announced: 69.0 Percentage of available address space allocated: 99.9 Percentage of address space in use by end-sites: 92.6 Total number of prefixes smaller than registry allocations: 175392 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 100470 Total APNIC prefixes after maximum aggregation: 32508 APNIC Deaggregation factor: 3.09 Prefixes being announced from the APNIC address blocks: 96903 Unique aggregates announced from the APNIC address blocks: 40056 APNIC Region origin ASes present in the Internet Routing Table: 4698 APNIC Prefixes per ASN: 20.63 APNIC Region origin ASes announcing only one prefix: 1245 APNIC Region transit ASes present in the Internet Routing Table: 732 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 25 Number of APNIC region 32-bit ASNs visible in the Routing Table: 217 Number of APNIC addresses announced to Internet: 646675008 Equivalent to 38 /8s, 139 /16s and 122 /24s Percentage of available APNIC address space announced: 82.0 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-132095, 132096-133119 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: 151368 Total ARIN prefixes after maximum aggregation: 76847 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 121901 Unique aggregates announced from the ARIN address blocks: 51066 ARIN Region origin ASes present in the Internet Routing Table: 15130 ARIN Prefixes per ASN: 8.06 ARIN Region origin ASes announcing only one prefix: 5742 ARIN Region transit ASes present in the Internet Routing Table: 1602 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 17 Number of ARIN addresses announced to Internet: 812317120 Equivalent to 48 /8s, 106 /16s and 249 /24s Percentage of available ARIN address space announced: 64.8 ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 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: 102332 Total RIPE prefixes after maximum aggregation: 54493 RIPE Deaggregation factor: 1.88 Prefixes being announced from the RIPE address blocks: 94402 Unique aggregates announced from the RIPE address blocks: 59288 RIPE Region origin ASes present in the Internet Routing Table: 16590 RIPE Prefixes per ASN: 5.69 RIPE Region origin ASes announcing only one prefix: 8060 RIPE Region transit ASes present in the Internet Routing Table: 2655 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1591 Number of RIPE addresses announced to Internet: 514347400 Equivalent to 30 /8s, 168 /16s and 81 /24s Percentage of available RIPE address space announced: 82.9 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: 41693 Total LACNIC prefixes after maximum aggregation: 8266 LACNIC Deaggregation factor: 5.04 Prefixes being announced from the LACNIC address blocks: 41798 Unique aggregates announced from the LACNIC address blocks: 20439 LACNIC Region origin ASes present in the Internet Routing Table: 1597 LACNIC Prefixes per ASN: 26.17 LACNIC Region origin ASes announcing only one prefix: 440 LACNIC Region transit ASes present in the Internet Routing Table: 308 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 21 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 563 Number of LACNIC addresses announced to Internet: 101399432 Equivalent to 6 /8s, 11 /16s and 59 /24s Percentage of available LACNIC address space announced: 67.2 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: 9337 Total AfriNIC prefixes after maximum aggregation: 2175 AfriNIC Deaggregation factor: 4.29 Prefixes being announced from the AfriNIC address blocks: 7389 Unique aggregates announced from the AfriNIC address blocks: 2197 AfriNIC Region origin ASes present in the Internet Routing Table: 541 AfriNIC Prefixes per ASN: 13.66 AfriNIC Region origin ASes announcing only one prefix: 167 AfriNIC Region transit ASes present in the Internet Routing Table: 119 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 4 Number of AfriNIC addresses announced to Internet: 31746304 Equivalent to 1 /8s, 228 /16s and 105 /24s Percentage of available AfriNIC address space announced: 47.3 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 2635 11114 1120 Korea Telecom (KIX) 17974 1925 530 80 PT TELEKOMUNIKASI INDONESIA 7545 1671 301 87 TPG Internet Pty Ltd 4755 1577 385 155 TATA Communications formerly 9829 1298 1085 28 BSNL National Internet Backbo 7552 1173 1062 11 Vietel Corporation 9583 1156 87 503 Sify Limited 4808 1105 2050 317 CNCGROUP IP network: China169 24560 1027 385 167 Bharti Airtel Ltd., Telemedia 9498 965 291 64 BHARTI Airtel Ltd. 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 3413 3807 193 bellsouth.net, inc. 7029 3335 986 159 Windstream Communications Inc 18566 2093 382 181 Covad Communications 1785 1909 681 131 PaeTec Communications, Inc. 20115 1639 1566 616 Charter Communications 22773 1608 2911 121 Cox Communications, Inc. 4323 1566 1040 379 Time Warner Telecom 30036 1401 260 760 Mediacom Communications Corp 7018 1224 10031 821 AT&T WorldNet Services 7011 1188 317 681 Citizens Utilities 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 8402 1718 544 16 Corbina telecom 2118 1312 97 14 EUnet/RELCOM Autonomous Syste 34984 697 188 172 BILISIM TELEKOM 12479 692 678 70 Uni2 Autonomous System 31148 684 37 9 FreeNet ISP 20940 669 221 522 Akamai Technologies European 6830 655 2215 426 UPC Distribution Services 8551 577 362 71 Bezeq International 3320 489 8442 402 Deutsche Telekom AG 3292 471 2108 407 TDC Tele Danmark 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 1917 340 202 TVCABLE BOGOTA 28573 1891 1171 59 NET Servicos de Comunicao S.A 6503 1539 418 65 AVANTEL, S.A. 8151 1483 3054 337 UniNet S.A. de C.V. 7303 1435 901 191 Telecom Argentina Stet-France 26615 902 760 32 Tim Brasil S.A. 27947 689 73 95 Telconet S.A 11172 642 91 73 Servicios Alestra S.A de C.V 3816 584 247 89 Empresa Nacional de Telecomun 22047 582 326 15 VTR PUNTO NET 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 1367 957 12 TEDATA 24863 846 274 35 LINKdotNET AS number 6713 496 649 18 Itissalat Al-MAGHRIB 24835 321 80 8 RAYA Telecom - Egypt 3741 262 905 223 The Internet Solution 33776 205 12 21 Starcomms Nigeria Limited 12258 197 28 62 Vodacom Internet Company 16637 171 666 83 MTN Network Solutions 15706 164 32 6 Sudatel Internet Exchange Aut 29571 157 15 16 Ci Telecom Autonomous system 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 3413 3807 193 bellsouth.net, inc. 7029 3335 986 159 Windstream Communications Inc 4766 2635 11114 1120 Korea Telecom (KIX) 18566 2093 382 181 Covad Communications 17974 1925 530 80 PT TELEKOMUNIKASI INDONESIA 10620 1917 340 202 TVCABLE BOGOTA 1785 1909 681 131 PaeTec Communications, Inc. 28573 1891 1171 59 NET Servicos de Comunicao S.A 8402 1718 544 16 Corbina telecom 7545 1671 301 87 TPG Internet Pty Ltd Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 7029 3335 3176 Windstream Communications Inc 18566 2093 1912 Covad Communications 17974 1925 1845 PT TELEKOMUNIKASI INDONESIA 28573 1891 1832 NET Servicos de Comunicao S.A 1785 1909 1778 PaeTec Communications, Inc. 10620 1917 1715 TVCABLE BOGOTA 8402 1718 1702 Corbina telecom 7545 1671 1584 TPG Internet Pty Ltd 4766 2635 1515 Korea Telecom (KIX) 22773 1608 1487 Cox Communications, Inc. 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 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic 23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic 17300 UNALLOCATED 12.45.103.0/24 7018 AT&T WorldNet Servic 17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies, 16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic 32873 UNALLOCATED 12.46.100.0/23 10912 InterNAP Network Ser 32873 UNALLOCATED 12.46.102.0/24 10912 InterNAP Network Ser 14764 UNALLOCATED 12.108.237.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 128.0.0.0/21 12654 RIPE NCC RIS Project 128.0.24.0/24 12654 RIPE NCC RIS Project Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 5.44.40.0/21 23456 32-bit ASN transition 5.44.96.0/22 31342 AS from Clanotopia IT-Service 5.44.100.0/22 31342 AS from Clanotopia IT-Service 5.44.104.0/22 29066 velia.net 5.44.184.0/21 23456 32-bit ASN transition 5.44.216.0/21 51109 CAMELHOST SIA 14.192.0.0/22 45464 Room 201, TGU Bldg 14.192.4.0/22 45464 Room 201, TGU Bldg 14.192.8.0/22 45464 Room 201, TGU Bldg 14.192.12.0/22 45464 Room 201, TGU Bldg 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 /10:29 /11:81 /12:235 /13:462 /14:832 /15:1502 /16:12299 /17:6299 /18:10615 /19:20778 /20:29474 /21:30834 /22:40476 /23:38421 /24:215321 /25:1229 /26:1457 /27:821 /28:169 /29:67 /30:17 /31:0 /32:22 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 7029 2995 3335 Windstream Communications Inc 6389 2132 3413 bellsouth.net, inc. 18566 2042 2093 Covad Communications 10620 1734 1917 TVCABLE BOGOTA 8402 1696 1718 Corbina telecom 30036 1342 1401 Mediacom Communications Corp 6503 1293 1539 AVANTEL, S.A. 8452 1169 1367 TEDATA 11492 1149 1186 Cable One 7011 1073 1188 Citizens Utilities Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:547 2:744 4:13 5:35 6:3 8:420 12:2006 13:1 14:618 15:12 16:3 17:5 20:23 23:173 24:1773 27:1319 31:1025 32:57 33:2 34:2 36:8 37:623 38:807 40:121 41:3203 42:137 44:3 46:1415 47:3 49:452 50:548 52:13 54:12 55:9 56:3 57:33 58:961 59:496 60:254 61:1217 62:1003 63:2036 64:4237 65:2249 66:4480 67:2008 68:1160 69:3196 70:933 71:494 72:1824 74:2599 75:493 76:328 77:952 78:984 79:492 80:1222 81:936 82:659 83:543 84:491 85:1221 86:438 87:907 88:340 89:1718 90:289 91:4854 92:550 93:1333 94:1517 95:1171 96:368 97:313 98:860 99:38 100:7 101:192 103:1105 106:104 107:185 108:307 109:1342 110:753 111:923 112:409 113:591 114:628 115:838 116:936 117:724 118:906 119:1236 120:357 121:698 122:1663 123:1103 124:1379 125:1254 128:554 129:195 130:245 131:631 132:287 133:22 134:248 135:59 136:214 137:187 138:359 139:186 140:496 141:243 142:417 143:555 144:535 145:70 146:506 147:286 148:775 149:298 150:191 151:177 152:468 153:172 154:12 155:401 156:223 157:381 158:186 159:556 160:340 161:265 162:345 163:190 164:606 165:397 166:593 167:466 168:862 169:126 170:875 171:131 172:4 173:1746 174:578 175:431 176:526 177:797 178:1380 180:1211 181:85 182:1005 183:226 184:497 185:1 186:2284 187:1098 188:1276 189:1804 190:5536 192:5996 193:5562 194:4526 195:3418 196:1208 197:148 198:3659 199:4650 200:5857 201:1940 202:8585 203:8607 204:4340 205:2550 206:2763 207:2802 208:4059 209:3629 210:2766 211:1534 212:2031 213:1934 214:863 215:103 216:5096 217:1550 218:553 219:314 220:1240 221:563 222:325 223:359 End of report

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The Cidr Report
by cidr-report＠potaroo.net 18 May '12

18 May '12

This report has been generated at Fri May 18 21:12:46 2012 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 11-05-12 410225 240868 12-05-12 410475 240522 13-05-12 410127 241239 14-05-12 410740 240953 15-05-12 410599 240761 16-05-12 410522 241112 17-05-12 411045 241394 18-05-12 411873 241338 AS Summary 41157 Number of ASes in routing system 17189 Number of ASes announcing only one prefix 3414 Largest number of prefixes announced by an AS AS6389 : BELLSOUTH-NET-BLK - BellSouth.net Inc. 112440288 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'). --- 18May12 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 412447 241411 171036 41.5% All ASes AS6389 3414 196 3218 94.3% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS7029 3407 1889 1518 44.6% WINDSTREAM - Windstream Communications Inc AS4766 2608 1122 1486 57.0% KIXS-AS-KR Korea Telecom AS22773 1607 135 1472 91.6% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS18566 2094 703 1391 66.4% COVAD - Covad Communications Co. AS28573 1858 497 1361 73.3% NET Servicos de Comunicao S.A. AS4323 1585 385 1200 75.7% TWTC - tw telecom holdings, inc. AS10620 1911 805 1106 57.9% Telmex Colombia S.A. AS1785 1905 802 1103 57.9% AS-PAETEC-NET - PaeTec Communications, Inc. AS4755 1577 534 1043 66.1% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS7303 1435 446 989 68.9% Telecom Argentina S.A. AS7552 1173 224 949 80.9% VIETEL-AS-AP Vietel Corporation AS26615 902 32 870 96.5% Tim Celular S.A. AS8151 1486 673 813 54.7% Uninet S.A. de C.V. AS18101 947 158 789 83.3% RELIANCE-COMMUNICATIONS-IN Reliance Communications Ltd.DAKC MUMBAI AS17974 1924 1162 762 39.6% TELKOMNET-AS2-AP PT Telekomunikasi Indonesia AS4808 1109 350 759 68.4% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS9394 834 153 681 81.7% CRNET CHINA RAILWAY Internet(CRNET) AS13977 770 121 649 84.3% CTELCO - FAIRPOINT COMMUNICATIONS, INC. AS2118 658 14 644 97.9% RELCOM-AS OOO "NPO Relcom" AS3356 1100 463 637 57.9% LEVEL3 Level 3 Communications AS30036 1417 786 631 44.5% MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp AS17676 691 75 616 89.1% GIGAINFRA Softbank BB Corp. AS19262 995 398 597 60.0% VZGNI-TRANSIT - Verizon Online LLC AS22561 1016 424 592 58.3% DIGITAL-TELEPORT - Digital Teleport Inc. AS24560 1027 450 577 56.2% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS4780 832 258 574 69.0% SEEDNET Digital United Inc. AS3549 1006 444 562 55.9% GBLX Global Crossing Ltd. AS22047 582 31 551 94.7% VTR BANDA ANCHA S.A. AS8452 1302 759 543 41.7% TE-AS TE-AS Total 43172 14489 28683 66.4% Top 30 total Possible Bogus Routes 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- 14.192.0.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.4.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.8.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.12.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.16.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.20.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.24.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 14.192.28.0/22 AS45464 NEXTWEB-AS-AP Room 201, TGU Bldg 27.112.114.0/24 AS23884 PROENNET-AS Proimage Engineering and Communication Co.,Ltd. 41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 66.171.32.0/20 AS705 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.207.32.0/20 AS23011 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 66.251.128.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.133.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.134.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.136.0/21 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.140.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.141.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.142.0/24 AS33227 BLUEBRIDGE-NETWORKS - Blue Bridge Networks 66.251.143.0/24 AS3356 LEVEL3 Level 3 Communications 69.46.224.0/20 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 69.46.233.0/24 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 69.46.236.0/24 AS32592 HUNT-BROTHERS-OF-LOUISIANA-LLC - Hunt Brothers 71.19.134.0/23 AS3313 INET-AS BT Italia S.p.A. 72.44.16.0/20 AS15054 HAMELTRONICS - Hameltronics, LLC 74.91.48.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.49.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.50.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.51.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.52.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.53.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.54.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.55.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.56.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.57.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.58.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.59.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.60.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.61.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.62.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 74.91.63.0/24 AS30137 SEA-BROADBAND - Sea Broadband, LLC 98.159.96.0/20 AS46975 110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas S.A. 114.134.16.0/20 AS56310 116.206.72.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 116.206.85.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 116.206.103.0/24 AS6461 MFNX MFN - Metromedia Fiber Network 117.120.56.0/21 AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 120.136.17.0/24 AS38779 BMG-AS-ID Badan Meteorologi dan Geofisika 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 142.54.0.0/19 AS23498 CDSI - Cogeco Data Services LP 172.14.0.0/24 AS57871 ASTELECENTR TeleCentr Ltd. 172.15.0.0/24 AS57871 ASTELECENTR TeleCentr Ltd. 172.45.1.0/24 AS3356 LEVEL3 Level 3 Communications 172.102.0.0/22 AS4812 CHINANET-SH-AP China Telecom (Group) 172.223.60.0/22 AS6910 DIALTELECOMRO Dial Telecom S.R.L. 194.61.59.0/24 AS49544 INTERACTIVE3D-AS i3d B.V. 200.1.112.0/24 AS29754 GO2TEL GO2TEL.COM INC. 200.24.73.0/24 AS26061 Equant Colombia 200.33.40.0/24 AS11172 Alestra, S. de R.L. de C.V. 200.34.0.0/20 AS6342 Instituto Tecnológico y de Estudios Superiores de Monterrey 200.53.0.0/19 AS13878 Diveo do Brasil Telecomunicacoes Ltda 202.1.224.0/24 AS10097 FLOWCOM Flow Communications 2/541 Kent St Sydney NSW 2000 202.8.106.0/24 AS9530 SHINSEGAE-AS SHINSEGAE I&C Co., Ltd. 202.58.113.0/24 AS19161 202.83.120.0/21 AS37972 202.83.124.0/24 AS37972 202.83.125.0/24 AS37972 202.83.126.0/24 AS37972 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.122.134.0/24 AS38615 202.140.128.0/19 AS9583 SIFY-AS-IN Sify Limited 202.160.152.0/22 AS10113 EFTEL-AS-AP Eftel Limited. 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited 203.23.1.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.24.38.0/24 AS18111 NETSPEED-AS-AP Netspeed Internet Communications 203.30.127.0/24 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 203.142.219.0/24 AS45149 205.175.214.0/24 AS5583 ORANGE-BUSINESS-SERVICES-BENELUX France Telecom S.A. 206.123.129.0/24 AS10790 INREACH-AS - InReach Internet 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 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.83.53.0/24 AS40569 YGOMI-AS - Ygomi LLC 208.91.56.0/21 AS22241 IC2NET - IC2NET 208.91.56.0/24 AS22241 IC2NET - IC2NET 208.91.57.0/24 AS22241 IC2NET - IC2NET 208.91.58.0/24 AS22241 IC2NET - IC2NET 208.91.59.0/24 AS22241 IC2NET - IC2NET 208.91.60.0/24 AS22241 IC2NET - IC2NET 208.91.61.0/24 AS22241 IC2NET - IC2NET 208.91.62.0/24 AS22241 IC2NET - IC2NET 208.91.63.0/24 AS22241 IC2NET - IC2NET 209.148.64.0/19 AS13773 TELNETCOMM - Telnet Communications 209.177.64.0/20 AS6461 MFNX MFN - Metromedia Fiber Network 209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC 216.12.160.0/20 AS26627 AS-PILOSOFT - Pilosoft, Inc. 216.21.160.0/20 AS27876 American Data Networks 216.194.160.0/20 AS27876 American Data Networks 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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BGP Update Report
by cidr-report＠potaroo.net 18 May '12

18 May '12

BGP Update Report Interval: 10-May-12 -to- 17-May-12 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9829 75456 3.6% 62.7 -- BSNL-NIB National Internet Backbone 2 - AS8402 68093 3.2% 34.6 -- CORBINA-AS OJSC "Vimpelcom" 3 - AS7029 29621 1.4% 13.3 -- WINDSTREAM - Windstream Communications Inc 4 - AS24560 28898 1.4% 31.7 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 5 - AS12479 26694 1.3% 381.3 -- UNI2-AS France Telecom Espana SA 6 - AS32528 24694 1.2% 4938.8 -- ABBOTT Abbot Labs 7 - AS1785 24617 1.2% 13.2 -- AS-PAETEC-NET - PaeTec Communications, Inc. 8 - AS8452 20123 0.9% 29.7 -- TE-AS TE-AS 9 - AS25620 19727 0.9% 116.7 -- COTAS LTDA. 10 - AS5800 19376 0.9% 72.3 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 11 - AS13118 19205 0.9% 533.5 -- ASN-YARTELECOM OJSC Rostelecom 12 - AS8151 14216 0.7% 17.4 -- Uninet S.A. de C.V. 13 - AS383 12128 0.6% 120.1 -- AFCONC-BLOCK1-AS - 754th Electronic Systems Group 14 - AS7552 11929 0.6% 11.8 -- VIETEL-AS-AP Vietel Corporation 15 - AS17974 11779 0.6% 9.7 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 16 - AS31148 10984 0.5% 15.4 -- FREENET-AS FreeNet ISP 17 - AS36167 10402 0.5% 103.0 -- NETRIPLEX01 - NETRIPLEX LLC 18 - AS11664 10180 0.5% 39.0 -- Techtel LMDS Comunicaciones Interactivas S.A. 19 - AS6503 10176 0.5% 16.8 -- Axtel, S.A.B. de C.V. 20 - AS9583 9985 0.5% 13.6 -- SIFY-AS-IN Sify Limited TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS44798 8115 0.4% 8115.0 -- PERVOMAYSK-AS PP "SKS-Pervomaysk" 2 - AS16652 5809 0.3% 5809.0 -- RISEUP - Riseup Networks 3 - AS57343 5456 0.3% 5456.0 -- DIGIMAT-AS Digimat s.r.l. 4 - AS32528 24694 1.2% 4938.8 -- ABBOTT Abbot Labs 5 - AS20775 2640 0.1% 2640.0 -- GETIT GETIT Internet GmbH 6 - AS3 2482 0.1% 366.0 -- UMNIAH Umniah Mobile Company 7 - AS7219 1282 0.1% 1282.0 -- ASNTULIX - Tulix Systems, Inc. 8 - AS36948 1932 0.1% 966.0 -- KENIC 9 - AS55665 884 0.0% 884.0 -- STMI-AS-ID PT Sampoerna Telemedia Indonesia 10 - AS19045 1708 0.1% 854.0 -- DIRECTCOM - Direct Communications Cable LLC 11 - AS21452 795 0.0% 795.0 -- skannet-ibadan 12 - AS42281 794 0.0% 794.0 -- RACHFAHL-IT-AS Rachfahl IT-Solutions GmbH & Co.KG 13 - AS5430 6128 0.3% 766.0 -- FREENETDE freenet Datenkommunikations GmbH 14 - AS29126 746 0.0% 746.0 -- DATIQ-AS Datiq B.V. 15 - AS32890 5134 0.2% 733.4 -- BTC-AS-1 - Beehive Telephone Company, Inc. 16 - AS9821 718 0.0% 718.0 -- DOST-PH-AP Department of Science and Technology 17 - AS40677 1223 0.1% 611.5 -- GLOBALAIR-COM - Globalair.com 18 - AS13263 1767 0.1% 589.0 -- HAYATNET-AS HayatNet Bilgi ve Iletisim Hizmetleri A.S 19 - AS49182 1136 0.1% 568.0 -- BTENGAGEIT BT ENGAGE IT Limited 20 - AS27667 557 0.0% 557.0 -- Universidad Autonoma de la Laguna TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 109.161.64.0/19 18741 0.8% AS13118 -- ASN-YARTELECOM OJSC Rostelecom 2 - 130.36.34.0/24 12339 0.6% AS32528 -- ABBOTT Abbot Labs 3 - 130.36.35.0/24 12339 0.6% AS32528 -- ABBOTT Abbot Labs 4 - 41.43.147.0/24 9960 0.4% AS8452 -- TE-AS TE-AS 5 - 91.202.212.0/22 8115 0.4% AS44798 -- PERVOMAYSK-AS PP "SKS-Pervomaysk" 6 - 62.36.252.0/22 8007 0.4% AS12479 -- UNI2-AS France Telecom Espana SA 7 - 62.36.249.0/24 6467 0.3% AS12479 -- UNI2-AS France Telecom Espana SA 8 - 62.36.241.0/24 6066 0.3% AS12479 -- UNI2-AS France Telecom Espana SA 9 - 62.36.210.0/24 5909 0.3% AS12479 -- UNI2-AS France Telecom Espana SA 10 - 199.254.238.0/24 5809 0.3% AS16652 -- RISEUP - Riseup Networks 11 - 91.231.179.0/24 5456 0.2% AS57343 -- DIGIMAT-AS Digimat s.r.l. 12 - 194.63.9.0/24 5325 0.2% AS1273 -- CW Cable and Wireless Worldwide plc 13 - 202.56.215.0/24 3582 0.2% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 14 - 69.54.109.0/24 3565 0.2% AS7018 -- ATT-INTERNET4 - AT&T Services, Inc. 15 - 182.64.0.0/16 3345 0.1% AS24560 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services 16 - 217.194.224.0/20 2640 0.1% AS20775 -- GETIT GETIT Internet GmbH 17 - 193.105.129.0/24 2482 0.1% AS3 -- UMNIAH Umniah Mobile Company 18 - 115.170.128.0/17 2353 0.1% AS4847 -- CNIX-AP China Networks Inter-Exchange 19 - 208.54.82.0/24 2127 0.1% AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 20 - 69.31.106.0/23 1987 0.1% AS35994 -- AKAMAI-AS - Akamai Technologies, Inc. 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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