BGP Update Report Interval: 05-May-08 -to- 05-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 317656 4.3% 2388.4 -- GOOGLE - Google Inc. 2 - AS4538 128643 1.8% 26.0 -- ERX-CERNET-BKB China Education and Research Network Center 3 - AS6140 89744 1.2% 97.8 -- IMPSAT-USA - ImpSat USA, Inc. 4 - AS17974 55192 0.8% 105.1 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 5 - AS9498 47659 0.7% 38.0 -- BBIL-AP BHARTI BT INTERNET LTD. 6 - AS9583 47077 0.6% 38.7 -- SIFY-AS-IN Sify Limited 7 - AS9198 46789 0.6% 102.8 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 8 - AS5691 45587 0.6% 3506.7 -- MITRE-AS-5 - The MITRE Corporation 9 - AS42787 42086 0.6% 14028.7 -- MMIP-AS MultiMedia IP Ltd. 10 - AS8151 35055 0.5% 28.0 -- Uninet S.A. de C.V. 11 - AS18231 29786 0.4% 137.9 -- EXATT-AS-AP IOL NETCOM LTD 12 - AS8866 29754 0.4% 96.9 -- BTC-AS Bulgarian Telecommunication Company Plc. 13 - AS2386 28522 0.4% 19.5 -- INS-AS - AT&T Data Communications Services 14 - AS14522 28361 0.4% 148.5 -- Satnet 15 - AS23966 27885 0.4% 82.3 -- DANCOM-AS-AP LINKdotNET Pakistan 16 - AS5803 26784 0.4% 157.6 -- DDN-ASNBLK - DoD Network Information Center 17 - AS24731 26314 0.4% 328.9 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 18 - AS1239 26167 0.4% 7.9 -- SPRINTLINK - Sprint 19 - AS702 25453 0.3% 46.8 -- AS702 Verizon Business EMEA - Commercial IP service provider in Europe 20 - AS31003 25344 0.3% 3620.6 -- IRON-MOUNTAIN-UK-AS Iron Mountain UK Ltd TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS26829 23906 0.3% 23906.0 -- YKK-USA - YKK USA,INC 2 - AS17834 19965 0.3% 19965.0 -- KYOBOAUTO-AS-KR Kyobo Auto Insurance CO.,LTD 3 - AS42787 42086 0.6% 14028.7 -- MMIP-AS MultiMedia IP Ltd. 4 - AS36384 18844 0.3% 6281.3 -- GOOGLE-IT - Google Incorporated 5 - AS28646 4976 0.1% 4976.0 -- Confederacao Interestadual das Cooperativas Ligadas ao Sicredi 6 - AS30929 4715 0.1% 4715.0 -- HUTCB Hidrotechnical Faculty - Technical University 7 - AS35324 3724 0.1% 3724.0 -- ECH-WILL-AS E.C.H. Will 8 - AS31003 25344 0.3% 3620.6 -- IRON-MOUNTAIN-UK-AS Iron Mountain UK Ltd 9 - AS16466 17856 0.2% 3571.2 -- AVAYA AVAYA 10 - AS5691 45587 0.6% 3506.7 -- MITRE-AS-5 - The MITRE Corporation 11 - AS39105 3499 0.1% 3499.0 -- CLASS-AS SC Class Computers And Service SRL 12 - AS29910 3491 0.1% 3491.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 13 - AS23082 17357 0.2% 3471.4 -- MPHI - Michigan Public Health Institute 14 - AS32996 2942 0.0% 2942.0 -- AGRIBANK-STPAUL - AgriBank, FCB 15 - AS38513 2932 0.0% 2932.0 -- LINTASARTA-AS-ID PT Aplikanusa Lintasarta 16 - AS40359 2653 0.0% 2653.0 -- SOUTHEASTERNMILLS-ROME - Southeastern Mills, Inc. 17 - AS10551 5045 0.1% 2522.5 -- RAPID-CITY-REGIONAL - Rapid City Regional Hospital 18 - AS30287 2393 0.0% 2393.0 -- ALON-USA - ALON USA, LP 19 - AS15169 317656 4.3% 2388.4 -- GOOGLE - Google Inc. 20 - AS44730 2288 0.0% 2288.0 -- ALFAGOMMA Alfa Gomma s.p.a. TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 192.12.120.0/24 45231 0.6% AS5691 -- MITRE-AS-5 - The MITRE Corporation 2 - 193.33.184.0/23 42064 0.5% AS42787 -- MMIP-AS MultiMedia IP Ltd. 3 - 125.23.208.0/20 27881 0.4% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 4 - 221.128.192.0/18 27623 0.3% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 5 - 12.108.254.0/24 23906 0.3% AS26829 -- YKK-USA - YKK USA,INC 6 - 213.91.175.0/24 21353 0.3% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 7 - 193.239.114.0/24 20999 0.3% AS31003 -- IRON-MOUNTAIN-UK-AS Iron Mountain UK Ltd 8 - 210.92.148.0/24 19965 0.3% AS17834 -- KYOBOAUTO-AS-KR Kyobo Auto Insurance CO.,LTD 9 - 221.135.230.0/23 12760 0.2% AS9583 -- SIFY-AS-IN Sify Limited 10 - 84.23.102.0/24 11937 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) AS34400 -- ASN-ETTIHADETISALAT Etihad Etisalat 11 - 203.63.26.0/24 11510 0.1% AS9747 -- EZINTERNET-AS-AP EZInternet Pty Ltd 12 - 72.14.230.0/24 7810 0.1% AS36384 -- GOOGLE-IT - Google Incorporated 13 - 64.201.128.0/20 7697 0.1% AS11915 -- TELWEST-NETWORK-SVCS-STATIC - TEL WEST COMMUNICATIONS LLC 14 - 193.142.125.0/24 6897 0.1% AS15169 -- GOOGLE - Google Inc. AS41264 -- GOOGLE-CORPNET Google Ireland Limited 15 - 135.10.4.0/24 6839 0.1% AS16466 -- AVAYA AVAYA AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 16 - 135.10.5.0/24 6837 0.1% AS16466 -- AVAYA AVAYA AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 17 - 149.117.166.0/24 6277 0.1% AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 18 - 203.101.87.0/24 6253 0.1% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 19 - 203.188.220.0/24 6154 0.1% AS9519 -- VERTELNET Vertical Telecoms Pty Ltd 20 - 210.18.110.0/24 5941 0.1% AS9583 -- SIFY-AS-IN Sify Limited 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