BGP Update Report Interval: 28-Apr-08 -to- 29-May-08 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS15169 316375 2.7% 2378.8 -- GOOGLE - Google Inc. 2 - AS4538 136309 1.2% 27.7 -- ERX-CERNET-BKB China Education and Research Network Center 3 - AS6140 96355 0.8% 106.2 -- IMPSAT-USA - ImpSat USA, Inc. 4 - AS9498 83516 0.7% 67.0 -- BBIL-AP BHARTI BT INTERNET LTD. 5 - AS22773 74090 0.6% 36.1 -- CCINET-2 - Cox Communications Inc. 6 - AS2386 65395 0.6% 44.7 -- INS-AS - AT&T Data Communications Services 7 - AS17974 64506 0.6% 139.0 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 8 - AS9583 61158 0.5% 50.7 -- SIFY-AS-IN Sify Limited 9 - AS9198 55489 0.5% 111.4 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 10 - AS7011 54916 0.5% 48.9 -- FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. 11 - AS6517 51873 0.5% 76.4 -- RELIANCEGLOBALCOM - Reliance Globalcom Services, Inc 12 - AS4755 49493 0.4% 29.9 -- VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 13 - AS8151 48301 0.4% 38.7 -- Uninet S.A. de C.V. 14 - AS6389 46761 0.4% 23.0 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 15 - AS6478 44190 0.4% 44.9 -- ATT-INTERNET3 - AT&T WorldNet Services 16 - AS11492 44091 0.4% 35.8 -- CABLEONE - CABLE ONE 17 - AS17488 43143 0.4% 37.5 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 18 - AS7018 42048 0.4% 28.7 -- ATT-INTERNET4 - AT&T WorldNet Services 19 - AS24731 41096 0.4% 513.7 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 20 - AS6298 41052 0.3% 53.0 -- COX-PHX - Cox Communications Inc. TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS26829 33281 0.3% 33281.0 -- YKK-USA - YKK USA,INC 2 - AS17834 12211 0.1% 12211.0 -- KYOBOAUTO-AS-KR Kyobo Auto Insurance CO.,LTD 3 - AS42787 35901 0.3% 11967.0 -- MMIP-AS MultiMedia IP Ltd. 4 - AS28646 7141 0.1% 7141.0 -- Confederacao Interestadual das Cooperativas Ligadas ao Sicredi 5 - AS36384 18882 0.2% 6294.0 -- GOOGLE-IT - Google Incorporated 6 - AS30929 5091 0.0% 5091.0 -- HUTCB Hidrotechnical Faculty - Technical University 7 - AS40359 3964 0.0% 3964.0 -- SOUTHEASTERNMILLS-ROME - Southeastern Mills, Inc. 8 - AS35324 3748 0.0% 3748.0 -- ECH-WILL-AS E.C.H. Will 9 - AS16466 17907 0.1% 3581.4 -- AVAYA AVAYA 10 - AS32996 3451 0.0% 3451.0 -- AGRIBANK-STPAUL - AgriBank, FCB 11 - AS23082 17085 0.1% 3417.0 -- MPHI - Michigan Public Health Institute 12 - AS29910 3027 0.0% 3027.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 13 - AS9122 2995 0.0% 2995.0 -- TECHNOELECTROSERVIS-AS Technoelektroservis Ltd. 14 - AS10551 5605 0.1% 2802.5 -- RAPID-CITY-REGIONAL - Rapid City Regional Hospital 15 - AS34378 2703 0.0% 2703.0 -- RUG-AS Razgulay Group 16 - AS15169 316375 2.7% 2378.8 -- GOOGLE - Google Inc. 17 - AS44730 2286 0.0% 2286.0 -- ALFAGOMMA Alfa Gomma s.p.a. 18 - AS5691 29154 0.2% 2242.6 -- MITRE-AS-5 - The MITRE Corporation 19 - AS35309 2206 0.0% 2206.0 -- NERO-AG-AS Nero AG 20 - AS47212 23175 0.2% 2106.8 -- UGD-AS University "Goce Delcev" TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 125.23.208.0/20 37848 0.3% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 2 - 193.33.184.0/23 35853 0.3% AS42787 -- MMIP-AS MultiMedia IP Ltd. 3 - 12.108.254.0/24 33281 0.3% AS26829 -- YKK-USA - YKK USA,INC 4 - 192.12.120.0/24 28636 0.2% AS5691 -- MITRE-AS-5 - The MITRE Corporation 5 - 221.128.192.0/18 26803 0.2% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 6 - 213.91.175.0/24 17150 0.1% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 7 - 210.92.148.0/24 12211 0.1% AS17834 -- KYOBOAUTO-AS-KR Kyobo Auto Insurance CO.,LTD 8 - 203.63.26.0/24 10050 0.1% AS9747 -- EZINTERNET-AS-AP EZInternet Pty Ltd 9 - 193.239.114.0/24 9817 0.1% AS31003 -- IRON-MOUNTAIN-UK-AS Iron Mountain UK Ltd 10 - 221.135.230.0/23 9266 0.1% AS9583 -- SIFY-AS-IN Sify Limited 11 - 84.23.102.0/24 8625 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) AS34400 -- ASN-ETTIHADETISALAT Etihad Etisalat 12 - 64.201.128.0/20 8536 0.1% AS11915 -- TELWEST-NETWORK-SVCS-STATIC - TEL WEST COMMUNICATIONS LLC 13 - 72.14.230.0/24 7822 0.1% AS36384 -- GOOGLE-IT - Google Incorporated 14 - 118.95.56.0/24 7512 0.1% AS9583 -- SIFY-AS-IN Sify Limited 15 - 89.4.131.0/24 7148 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 16 - 201.77.80.0/20 7141 0.1% AS28646 -- Confederacao Interestadual das Cooperativas Ligadas ao Sicredi 17 - 193.142.125.0/24 6919 0.1% AS15169 -- GOOGLE - Google Inc. AS41264 -- GOOGLE-CORPNET Google Ireland Limited 18 - 135.10.4.0/24 6842 0.1% AS16466 -- AVAYA AVAYA AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 19 - 135.10.5.0/24 6840 0.1% AS16466 -- AVAYA AVAYA AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 20 - 84.23.100.0/24 6743 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) AS34400 -- ASN-ETTIHADETISALAT Etihad Etisalat 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