BGP Update Report Interval: 21-Apr-08 -to- 22-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 285184 2.6% 2160.5 -- GOOGLE - Google Inc. 2 - AS4538 111915 1.0% 22.8 -- ERX-CERNET-BKB China Education and Research Network Center 3 - AS9498 91877 0.8% 75.2 -- BBIL-AP BHARTI BT INTERNET LTD. 4 - AS6140 89204 0.8% 100.6 -- IMPSAT-USA - ImpSat USA, Inc. 5 - AS22773 69817 0.6% 34.0 -- CCINET-2 - Cox Communications Inc. 6 - AS9583 68436 0.6% 56.2 -- SIFY-AS-IN Sify Limited 7 - AS2386 65019 0.6% 44.5 -- INS-AS - AT&T Data Communications Services 8 - AS17974 62775 0.6% 136.8 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 9 - AS10796 59261 0.5% 77.3 -- SCRR-10796 - Road Runner HoldCo LLC 10 - AS4755 50655 0.5% 30.6 -- VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 11 - AS6517 50149 0.5% 74.4 -- RELIANCEGLOBALCOM - Reliance Globalcom Services, Inc 12 - AS7011 50043 0.5% 44.4 -- FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. 13 - AS29571 47834 0.4% 329.9 -- CITelecom-AS 14 - AS26829 44644 0.4% 44644.0 -- YKK-USA - YKK USA,INC 15 - AS9198 44580 0.4% 89.7 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 16 - AS8151 43986 0.4% 35.4 -- Uninet S.A. de C.V. 17 - AS17488 42326 0.4% 37.0 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 18 - AS6478 41971 0.4% 43.4 -- ATT-INTERNET3 - AT&T WorldNet Services 19 - AS24731 41967 0.4% 518.1 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 20 - AS6389 41492 0.4% 21.6 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS26829 44644 0.4% 44644.0 -- YKK-USA - YKK USA,INC 2 - AS42787 32201 0.3% 10733.7 -- MMIP-AS MultiMedia IP Ltd. 3 - AS28646 8000 0.1% 8000.0 -- Confederacao Interestadual das Cooperativas Ligadas ao Sicredi 4 - AS30929 5665 0.1% 5665.0 -- HUTCB Hidrotechnical Faculty - Technical University 5 - AS40359 4001 0.0% 4001.0 -- SOUTHEASTERNMILLS-ROME - Southeastern Mills, Inc. 6 - AS23082 18317 0.2% 3663.4 -- MPHI - Michigan Public Health Institute 7 - AS16466 17895 0.2% 3579.0 -- AVAYA AVAYA 8 - AS35324 3562 0.0% 3562.0 -- ECH-WILL-AS E.C.H. Will 9 - AS32996 3551 0.0% 3551.0 -- AGRIBANK-STPAUL - AgriBank, FCB 10 - AS36384 9402 0.1% 3134.0 -- GOOGLE-IT - Google Incorporated 11 - AS19017 3089 0.0% 3089.0 -- QUALCOMM-QWBS-LV - Qualcomm Wireless Business Solutions 12 - AS9122 2993 0.0% 2993.0 -- TECHNOELECTROSERVIS-AS Technoelektroservis Ltd. 13 - AS10551 5255 0.1% 2627.5 -- RAPID-CITY-REGIONAL - Rapid City Regional Hospital 14 - AS18131 5222 0.1% 2611.0 -- IR3 NTT Communications Corporation 15 - AS29910 2581 0.0% 2581.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 16 - AS34378 2450 0.0% 2450.0 -- RUG-AS Razgulay Group 17 - AS11278 4677 0.0% 2338.5 -- NINTENDO - Nintendo Of America inc. 18 - AS44730 2284 0.0% 2284.0 -- ALFAGOMMA Alfa Gomma s.p.a. 19 - AS15169 285184 2.6% 2160.5 -- GOOGLE - Google Inc. 20 - AS42923 2153 0.0% 2153.0 -- PLK-AS PLK AS Number TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 125.23.208.0/20 50682 0.4% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 2 - 12.108.254.0/24 44644 0.4% AS26829 -- YKK-USA - YKK USA,INC 3 - 193.33.184.0/23 32139 0.3% AS42787 -- MMIP-AS MultiMedia IP Ltd. 4 - 221.128.192.0/18 26584 0.2% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 5 - 118.95.56.0/24 17093 0.1% AS9583 -- SIFY-AS-IN Sify Limited 6 - 213.91.175.0/24 15839 0.1% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 7 - 84.23.100.0/24 12272 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) AS34400 -- ASN-ETTIHADETISALAT Etihad Etisalat 8 - 192.12.120.0/24 11212 0.1% AS5691 -- MITRE-AS-5 - The MITRE Corporation 9 - 203.63.26.0/24 9826 0.1% AS9747 -- EZINTERNET-AS-AP EZInternet Pty Ltd 10 - 221.135.80.0/24 9412 0.1% AS9583 -- SIFY-AS-IN Sify Limited 11 - 201.77.80.0/20 8000 0.1% AS28646 -- Confederacao Interestadual das Cooperativas Ligadas ao Sicredi 12 - 64.201.128.0/20 7859 0.1% AS11915 -- TELWEST-NETWORK-SVCS-STATIC - TEL WEST COMMUNICATIONS LLC 13 - 89.4.131.0/24 7148 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 14 - 135.10.4.0/24 6841 0.1% AS16466 -- AVAYA AVAYA AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 15 - 135.10.5.0/24 6839 0.1% AS16466 -- AVAYA AVAYA AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 16 - 65.189.229.0/24 6086 0.1% AS10796 -- SCRR-10796 - Road Runner HoldCo LLC 17 - 208.83.118.0/24 6068 0.1% AS23082 -- MPHI - Michigan Public Health Institute 18 - 208.83.117.0/24 6065 0.1% AS23082 -- MPHI - Michigan Public Health Institute 19 - 208.83.119.0/24 6064 0.1% AS23082 -- MPHI - Michigan Public Health Institute 20 - 65.189.110.0/24 6027 0.1% AS10796 -- SCRR-10796 - Road Runner HoldCo LLC 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