BGP Update Report Interval: 12-May-08 -to- 12-Jun-08 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS15169 301131 4.1% 2264.1 -- GOOGLE - Google Inc. 2 - AS4538 120238 1.6% 24.3 -- ERX-CERNET-BKB China Education and Research Network Center 3 - AS6140 107484 1.5% 117.1 -- IMPSAT-USA - ImpSat USA, Inc. 4 - AS5691 61721 0.8% 4747.8 -- MITRE-AS-5 - The MITRE Corporation 5 - AS9583 50288 0.7% 41.7 -- SIFY-AS-IN Sify Limited 6 - AS9198 47480 0.7% 102.5 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 7 - AS8866 46639 0.6% 143.9 -- BTC-AS Bulgarian Telecommunication Company Plc. 8 - AS42787 46218 0.6% 15406.0 -- MMIP-AS MultiMedia IP Ltd. 9 - AS17974 46141 0.6% 83.9 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 10 - AS18231 32261 0.4% 140.3 -- EXATT-AS-AP IOL NETCOM LTD 11 - AS31003 32003 0.4% 4571.9 -- IRON-MOUNTAIN-UK-AS Iron Mountain UK Ltd 12 - AS23966 31340 0.4% 92.4 -- DANCOM-AS-AP LINKdotNET Pakistan 13 - AS9498 31247 0.4% 24.9 -- BBIL-AP BHARTI BT INTERNET LTD. 14 - AS8151 30791 0.4% 24.5 -- Uninet S.A. de C.V. 15 - AS14522 30762 0.4% 161.1 -- Satnet 16 - AS6471 29100 0.4% 69.3 -- ENTEL CHILE S.A. 17 - AS6568 27112 0.4% 222.2 -- Ag para el Desarrollo de la Sociedad de la Inf en Bolivia - ADSIB 18 - AS2386 27064 0.4% 18.3 -- INS-AS - AT&T Data Communications Services 19 - AS15611 26901 0.4% 277.3 -- Iranian Research Organization for Science & Technology 20 - AS702 25577 0.3% 46.8 -- AS702 Verizon Business EMEA - Commercial IP service provider in Europe TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS17834 19963 0.3% 19963.0 -- KYOBOAUTO-AS-KR Kyobo Auto Insurance CO.,LTD 2 - AS42787 46218 0.6% 15406.0 -- MMIP-AS MultiMedia IP Ltd. 3 - AS26829 12652 0.2% 12652.0 -- YKK-USA - YKK USA,INC 4 - AS29910 5176 0.1% 5176.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 5 - AS5691 61721 0.8% 4747.8 -- MITRE-AS-5 - The MITRE Corporation 6 - AS31003 32003 0.4% 4571.9 -- IRON-MOUNTAIN-UK-AS Iron Mountain UK Ltd 7 - AS30929 3730 0.1% 3730.0 -- HUTCB Hidrotechnical Faculty - Technical University 8 - AS23082 17974 0.2% 3594.8 -- MPHI - Michigan Public Health Institute 9 - AS39105 3487 0.1% 3487.0 -- CLASS-AS SC Class Computers And Service SRL 10 - AS30287 3343 0.1% 3343.0 -- ALON-USA - ALON USA, LP 11 - AS9988 6591 0.1% 3295.5 -- MPT-AP Myanma Post and Telecommunication 12 - AS38513 3263 0.0% 3263.0 -- LINTASARTA-AS-ID PT Aplikanusa Lintasarta 13 - AS10551 5045 0.1% 2522.5 -- RAPID-CITY-REGIONAL - Rapid City Regional Hospital 14 - AS25250 7425 0.1% 2475.0 -- GAMTEL-AS 15 - AS44730 2289 0.0% 2289.0 -- ALFAGOMMA Alfa Gomma s.p.a. 16 - AS15169 301131 4.1% 2264.1 -- GOOGLE - Google Inc. 17 - AS38069 19663 0.3% 2184.8 -- WARIDTEL-BD-AS-AP Warid Telecom 18 - AS35324 2169 0.0% 2169.0 -- ECH-WILL-AS E.C.H. Will 19 - AS28646 2121 0.0% 2121.0 -- Confederacao Interestadual das Cooperativas Ligadas ao Sicredi 20 - AS47212 23281 0.3% 2116.5 -- UGD-AS University "Goce Delcev" TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 192.12.120.0/24 61365 0.8% AS5691 -- MITRE-AS-5 - The MITRE Corporation 2 - 193.33.184.0/23 46192 0.6% AS42787 -- MMIP-AS MultiMedia IP Ltd. 3 - 213.91.175.0/24 29515 0.4% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 4 - 193.239.114.0/24 27382 0.3% AS31003 -- IRON-MOUNTAIN-UK-AS Iron Mountain UK Ltd 5 - 221.128.192.0/18 27376 0.3% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 6 - 84.23.102.0/24 22223 0.3% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) AS34400 -- ASN-ETTIHADETISALAT Etihad Etisalat 7 - 210.92.148.0/24 19963 0.3% AS17834 -- KYOBOAUTO-AS-KR Kyobo Auto Insurance CO.,LTD 8 - 221.135.230.0/23 17866 0.2% AS9583 -- SIFY-AS-IN Sify Limited 9 - 125.23.208.0/20 14147 0.2% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 10 - 12.108.254.0/24 12652 0.2% AS26829 -- YKK-USA - YKK USA,INC 11 - 203.63.26.0/24 12471 0.2% AS9747 -- EZINTERNET-AS-AP EZInternet Pty Ltd 12 - 83.228.71.0/24 6920 0.1% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 13 - 193.142.125.0/24 6897 0.1% AS15169 -- GOOGLE - Google Inc. AS41264 -- GOOGLE-CORPNET Google Ireland Limited 14 - 203.81.64.0/19 6583 0.1% AS9988 -- MPT-AP Myanma Post and Telecommunication 15 - 149.117.166.0/24 6277 0.1% AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 16 - 203.101.87.0/24 6261 0.1% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 17 - 203.188.220.0/24 6154 0.1% AS9519 -- VERTELNET Vertical Telecoms Pty Ltd 18 - 210.214.88.0/23 6109 0.1% AS9583 -- SIFY-AS-IN Sify Limited 19 - 64.201.128.0/20 6034 0.1% AS11915 -- TELWEST-NETWORK-SVCS-STATIC - TEL WEST COMMUNICATIONS LLC 20 - 208.83.117.0/24 5948 0.1% AS23082 -- MPHI - Michigan Public Health Institute Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog@merit.edu eof-list@ripe.net apops@apops.net routing-wg@ripe.net afnog@afnog.org