BGP Update Report Interval: 14-Apr-08 -to- 15-May-08 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9498 111266 1.1% 92.0 -- BBIL-AP BHARTI BT INTERNET LTD. 2 - AS9583 79859 0.8% 65.6 -- SIFY-AS-IN Sify Limited 3 - AS6140 67771 0.7% 98.5 -- IMPSAT-USA - ImpSat USA, Inc. 4 - AS17974 64466 0.6% 141.4 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 5 - AS10796 59308 0.6% 77.1 -- SCRR-10796 - Road Runner HoldCo LLC 6 - AS2386 59219 0.6% 41.3 -- INS-AS - AT&T Data Communications Services 7 - AS29571 58039 0.6% 397.5 -- CITelecom-AS 8 - AS4755 53254 0.5% 32.2 -- VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 9 - AS8151 51646 0.5% 41.6 -- Uninet S.A. de C.V. 10 - AS26829 49478 0.5% 49478.0 -- YKK-USA - YKK USA,INC 11 - AS6517 47810 0.5% 71.4 -- RELIANCEGLOBALCOM - Reliance Globalcom Services, Inc 12 - AS4538 46765 0.5% 9.6 -- ERX-CERNET-BKB China Education and Research Network Center 13 - AS24731 46456 0.5% 573.5 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 14 - AS17488 46283 0.5% 40.5 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 15 - AS6389 45657 0.5% 28.3 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 16 - AS9198 44710 0.4% 90.0 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 17 - AS7018 42522 0.4% 28.7 -- ATT-INTERNET4 - AT&T WorldNet Services 18 - AS11060 41810 0.4% 319.2 -- NEO-RR-COM - Road Runner HoldCo LLC 19 - AS11492 39948 0.4% 32.6 -- CABLEONE - CABLE ONE 20 - AS6478 38498 0.4% 40.0 -- ATT-INTERNET3 - AT&T WorldNet Services TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS26829 49478 0.5% 49478.0 -- YKK-USA - YKK USA,INC 2 - AS42787 28944 0.3% 9648.0 -- MMIP-AS MultiMedia IP Ltd. 3 - AS28646 7633 0.1% 7633.0 -- Confederacao Interestadual das Cooperativas Ligadas ao Sicredi 4 - AS30929 6586 0.1% 6586.0 -- HUTCB Hidrotechnical Faculty - Technical University 5 - AS42923 5848 0.1% 5848.0 -- PLK-AS PLK AS Number 6 - AS19017 4606 0.0% 4606.0 -- QUALCOMM-QWBS-LV - Qualcomm Wireless Business Solutions 7 - AS19334 4250 0.0% 4250.0 -- SPORTLINE-DBC - SPORTLINE 8 - AS40359 4036 0.0% 4036.0 -- SOUTHEASTERNMILLS-ROME - Southeastern Mills, Inc. 9 - AS23082 18344 0.2% 3668.8 -- MPHI - Michigan Public Health Institute 10 - AS16466 17912 0.2% 3582.4 -- AVAYA AVAYA 11 - AS32996 3575 0.0% 3575.0 -- AGRIBANK-STPAUL - AgriBank, FCB 12 - AS29910 3572 0.0% 3572.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 13 - AS35324 3570 0.0% 3570.0 -- ECH-WILL-AS E.C.H. Will 14 - AS18131 6230 0.1% 3115.0 -- IR3 NTT Communications Corporation 15 - AS9122 3022 0.0% 3022.0 -- TECHNOELECTROSERVIS-AS Technoelektroservis Ltd. 16 - AS11278 4675 0.1% 2337.5 -- NINTENDO - Nintendo Of America inc. 17 - AS44730 2278 0.0% 2278.0 -- ALFAGOMMA Alfa Gomma s.p.a. 18 - AS34378 2202 0.0% 2202.0 -- RUG-AS Razgulay Group 19 - AS36975 1883 0.0% 1883.0 -- CBA-AS 20 - AS27892 6976 0.1% 1744.0 -- Universidad del Zulia TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 125.23.208.0/20 63377 0.6% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 2 - 12.108.254.0/24 49478 0.5% AS26829 -- YKK-USA - YKK USA,INC 3 - 193.33.184.0/23 28860 0.3% AS42787 -- MMIP-AS MultiMedia IP Ltd. 4 - 221.128.192.0/18 26161 0.2% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 5 - 84.23.100.0/24 22302 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) AS34400 -- ASN-ETTIHADETISALAT Etihad Etisalat 6 - 221.135.80.0/24 17595 0.2% AS9583 -- SIFY-AS-IN Sify Limited 7 - 118.95.56.0/24 17095 0.2% AS9583 -- SIFY-AS-IN Sify Limited 8 - 213.91.175.0/24 15855 0.1% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 9 - 203.63.26.0/24 10131 0.1% AS9747 -- EZINTERNET-AS-AP EZInternet Pty Ltd 10 - 201.77.80.0/20 7633 0.1% AS28646 -- Confederacao Interestadual das Cooperativas Ligadas ao Sicredi 11 - 89.4.131.0/24 7148 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 12 - 64.201.128.0/20 7026 0.1% AS11915 -- TELWEST-NETWORK-SVCS-STATIC - TEL WEST COMMUNICATIONS LLC 13 - 135.10.4.0/24 6849 0.1% AS16466 -- AVAYA AVAYA AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 14 - 135.10.5.0/24 6847 0.1% AS16466 -- AVAYA AVAYA AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 15 - 194.8.90.0/23 6827 0.1% AS3356 -- LEVEL3 Level 3 Communications AS8220 -- COLT COLT Telecommunications 16 - 217.22.170.0/23 6604 0.1% AS16094 -- RAS Roilcom ASN (Russia) 17 - 81.180.108.0/24 6586 0.1% AS30929 -- HUTCB Hidrotechnical Faculty - Technical University 18 - 89.4.129.0/24 6325 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 19 - 65.189.229.0/24 6093 0.1% AS10796 -- SCRR-10796 - Road Runner HoldCo LLC 20 - 208.83.118.0/24 6061 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