BGP Update Report Interval: 08-Dec-08 -to- 08-Jan-09 (32 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS35805 220394 4.0% 792.8 -- UTG-AS United Telecom AS 2 - AS4323 114511 2.1% 26.9 -- TWTC - tw telecom holdings, inc. 3 - AS209 74238 1.3% 24.5 -- ASN-QWEST - Qwest Communications Corporation 4 - AS9583 65350 1.2% 53.0 -- SIFY-AS-IN Sify Limited 5 - AS8452 45626 0.8% 27.7 -- TEDATA TEDATA 6 - AS24863 43186 0.8% 62.0 -- LINKdotNET-AS 7 - AS17488 41723 0.8% 26.6 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 8 - AS17974 39962 0.7% 81.7 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 9 - AS4755 32644 0.6% 26.7 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 10 - AS29571 32463 0.6% 255.6 -- CITelecom-AS 11 - AS6458 29885 0.5% 74.5 -- Telgua 12 - AS5237 28515 0.5% 648.1 -- DODNIC - DoD Network Information Center 13 - AS7643 27380 0.5% 25.9 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT) 14 - AS20115 27196 0.5% 12.1 -- CHARTER-NET-HKY-NC - Charter Communications 15 - AS29372 25880 0.5% 281.3 -- SFR-NETWORK SFR 16 - AS6389 25651 0.5% 5.8 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 17 - AS1221 25004 0.5% 35.0 -- ASN-TELSTRA Telstra Pty Ltd 18 - AS30969 24251 0.4% 3031.4 -- TAN-NET TransAfrica Networks 19 - AS18101 24157 0.4% 29.9 -- RIL-IDC Reliance Infocom Ltd Internet Data Centre, 20 - AS7545 23398 0.4% 34.2 -- TPG-INTERNET-AP TPG Internet Pty Ltd TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS30287 6252 0.1% 6252.0 -- ALON-USA - ALON USA, LP 2 - AS30306 20288 0.4% 5072.0 -- AfOL-Sz-AS 3 - AS30969 24251 0.4% 3031.4 -- TAN-NET TransAfrica Networks 4 - AS48129 2828 0.1% 2828.0 -- IRBIS-TELECOMMUNICATIONS-AS IRBIS Telecommunications Ltd. 5 - AS32398 15709 0.3% 2618.2 -- REALNET-ASN-1 6 - AS29282 7123 0.1% 2374.3 -- EMENTOR-AS Enfo Oyj 7 - AS28194 6826 0.1% 2275.3 -- 8 - AS8599 2075 0.0% 2075.0 -- Ulyanovsk State University Network 9 - AS32753 1915 0.0% 1915.0 -- GLOBEOP-FINANCIAL-SERVICES-NYC1 - GlobeOp Financial Services 10 - AS23917 1774 0.0% 1774.0 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane 11 - AS19017 1568 0.0% 1568.0 -- QUALCOMM-QWBS-LV - Qualcomm Wireless Business Solutions 12 - AS41007 7539 0.1% 1507.8 -- CTCASTANA CTC ASTANA, KZ 13 - AS8668 5984 0.1% 854.9 -- TELONE-AS TelOne Zimbabwe P/L 14 - AS11816 13666 0.2% 854.1 -- SetarNet 15 - AS5691 10481 0.2% 806.2 -- MITRE-AS-5 - The MITRE Corporation 16 - AS35805 220394 4.0% 792.8 -- UTG-AS United Telecom AS 17 - AS16214 4584 0.1% 764.0 -- CERIST 18 - AS3944 1948 0.0% 649.3 -- PARTAN-LAB - Partan & Partan 19 - AS5237 28515 0.5% 648.1 -- DODNIC - DoD Network Information Center 20 - AS47123 5777 0.1% 641.9 -- MEDNAUTILUS Mednautilus Autonomous System TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 41.204.2.0/24 15651 0.3% AS32398 -- REALNET-ASN-1 2 - 210.214.151.0/24 15049 0.3% AS9583 -- SIFY-AS-IN Sify Limited 3 - 199.2.119.0/24 13542 0.2% AS11816 -- SetarNet 4 - 196.27.104.0/21 11944 0.2% AS30969 -- TAN-NET TransAfrica Networks 5 - 196.27.108.0/22 11883 0.2% AS30969 -- TAN-NET TransAfrica Networks 6 - 192.12.120.0/24 10434 0.2% AS5691 -- MITRE-AS-5 - The MITRE Corporation 7 - 221.134.222.0/24 10247 0.2% AS9583 -- SIFY-AS-IN Sify Limited 8 - 212.85.223.0/24 10121 0.2% AS30306 -- AfOL-Sz-AS 9 - 212.85.220.0/24 10119 0.2% AS30306 -- AfOL-Sz-AS 10 - 118.95.130.0/23 9709 0.2% AS9583 -- SIFY-AS-IN Sify Limited 11 - 195.189.68.0/24 7020 0.1% AS41007 -- CTCASTANA CTC ASTANA, KZ 12 - 221.135.80.0/24 6787 0.1% AS9583 -- SIFY-AS-IN Sify Limited 13 - 65.214.174.0/24 6252 0.1% AS30287 -- ALON-USA - ALON USA, LP 14 - 89.4.131.0/24 5979 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 15 - 222.255.51.64/26 5728 0.1% AS7643 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT) 16 - 91.68.238.0/24 5326 0.1% AS29372 -- SFR-NETWORK SFR 17 - 64.162.116.0/24 5277 0.1% AS5033 -- ISW - Internet Specialties West Inc. 18 - 91.68.242.0/24 5181 0.1% AS29372 -- SFR-NETWORK SFR 19 - 205.106.88.0/22 4421 0.1% AS5237 -- DODNIC - DoD Network Information Center 20 - 189.90.80.0/20 4279 0.1% AS28194 -- 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