BGP Update Report Interval: 29-Dec-08 -to- 29-Jan-09 (32 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS7643 88011 1.2% 146.2 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT) 2 - AS9583 84992 1.2% 57.3 -- SIFY-AS-IN Sify Limited 3 - AS4323 69146 0.9% 16.1 -- TWTC - tw telecom holdings, inc. 4 - AS6389 68757 0.9% 15.6 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 5 - AS6629 52216 0.7% 791.2 -- NOAA-AS - NOAA 6 - AS209 51988 0.7% 18.0 -- ASN-QWEST - Qwest Communications Corporation 7 - AS35805 50222 0.7% 141.1 -- UTG-AS United Telecom AS 8 - AS20115 43116 0.6% 20.4 -- CHARTER-NET-HKY-NC - Charter Communications 9 - AS8151 39308 0.5% 26.3 -- Uninet S.A. de C.V. 10 - AS1785 36937 0.5% 20.0 -- AS-PAETEC-NET - PaeTec Communications, Inc. 11 - AS17974 35121 0.5% 70.5 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 12 - AS17488 34805 0.5% 23.0 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 13 - AS9829 33611 0.5% 39.6 -- BSNL-NIB National Internet Backbone 14 - AS7018 28934 0.4% 19.5 -- ATT-INTERNET4 - AT&T WorldNet Services 15 - AS2386 27997 0.4% 17.3 -- INS-AS - AT&T Data Communications Services 16 - AS14420 27808 0.4% 112.6 -- ANDINATEL S.A. 17 - AS4766 27066 0.4% 15.1 -- KIXS-AS-KR Korea Telecom 18 - AS6458 27005 0.4% 55.6 -- Telgua 19 - AS21433 25762 0.4% 196.7 -- ACCENTUREFSSC Accenture London Delivery Centre 20 - AS24863 25397 0.3% 40.9 -- LINKdotNET-AS TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS30287 6015 0.1% 6015.0 -- ALON-USA - ALON USA, LP 2 - AS48129 4829 0.1% 4829.0 -- IRBIS-TELECOMMUNICATIONS-AS IRBIS Telecommunications Ltd. 3 - AS30306 18237 0.2% 3647.4 -- AfOL-Sz-AS 4 - AS32753 3180 0.0% 3180.0 -- GLOBEOP-FINANCIAL-SERVICES-NYC1 - GlobeOp Financial Services 5 - AS12500 12180 0.2% 3045.0 -- RCS-AS RCS Autonomus System 6 - AS30969 24339 0.3% 3042.4 -- TAN-NET TransAfrica Networks 7 - AS23917 2792 0.0% 2792.0 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane 8 - AS28194 7093 0.1% 2364.3 -- 9 - AS19017 1990 0.0% 1990.0 -- QUALCOMM-QWBS-LV - Qualcomm, Inc. 10 - AS32398 13362 0.2% 1670.2 -- REALNET-ASN-1 11 - AS45122 1572 0.0% 1572.0 -- JASPACE-AS-ID-AP PT. JASPACE NET 12 - AS41007 4615 0.1% 1538.3 -- CTCASTANA CTC ASTANA, KZ 13 - AS10806 6138 0.1% 1534.5 -- AFP-NET - AGENCE FRANCE PRESSE 14 - AS24228 10091 0.1% 1441.6 -- BARNETWORK-AP BarNetwork Pty Limited 15 - AS5033 13137 0.2% 1313.7 -- ISW - Internet Specialties West Inc. 16 - AS30095 2523 0.0% 1261.5 -- AS-30095 - Group M Worldwide, Inc. 17 - AS25970 7511 0.1% 1251.8 -- IAC - IAC Services LLC 18 - AS29427 2456 0.0% 1228.0 -- AZM-AS Mercury Telecom 19 - AS44265 13244 0.2% 1204.0 -- SMOLTELECOM-NET Smoltelecom Ltd AS peering 20 - AS29224 2052 0.0% 1026.0 -- HELLMANN Hellmann Worldwide Logistics GmbH & Co KG TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 210.214.151.0/24 22738 0.3% AS9583 -- SIFY-AS-IN Sify Limited 2 - 124.7.201.0/24 21287 0.3% AS9583 -- SIFY-AS-IN Sify Limited 3 - 144.36.245.0/24 21258 0.3% AS21433 -- ACCENTUREFSSC Accenture London Delivery Centre 4 - 72.23.246.0/24 18307 0.2% AS5050 -- PSC-EXT - Pittsburgh Supercomputing Center 5 - 192.35.129.0/24 17259 0.2% AS6629 -- NOAA-AS - NOAA 6 - 192.102.88.0/24 17030 0.2% AS6629 -- NOAA-AS - NOAA 7 - 198.77.177.0/24 16984 0.2% AS6629 -- NOAA-AS - NOAA 8 - 41.204.2.0/24 13199 0.2% AS32398 -- REALNET-ASN-1 9 - 64.162.116.0/24 13016 0.2% AS5033 -- ISW - Internet Specialties West Inc. 10 - 196.27.104.0/21 11897 0.2% AS30969 -- TAN-NET TransAfrica Networks 11 - 196.27.108.0/22 11819 0.2% AS30969 -- TAN-NET TransAfrica Networks 12 - 222.255.51.64/26 10834 0.1% AS7643 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT) 13 - 192.12.120.0/24 10506 0.1% AS5691 -- MITRE-AS-5 - The MITRE Corporation 14 - 202.83.176.0/21 9977 0.1% AS24228 -- BARNETWORK-AP BarNetwork Pty Limited 15 - 221.135.80.0/24 9100 0.1% AS9583 -- SIFY-AS-IN Sify Limited 16 - 212.85.220.0/24 8932 0.1% AS30306 -- AfOL-Sz-AS 17 - 212.85.223.0/24 8920 0.1% AS30306 -- AfOL-Sz-AS 18 - 199.2.119.0/24 7055 0.1% AS11816 -- SetarNet 19 - 89.4.131.0/24 6255 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 20 - 158.50.64.0/20 6099 0.1% AS10806 -- AFP-NET - AGENCE FRANCE PRESSE 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