BGP Update Report Interval: 12-Nov-09 -to- 19-Nov-09 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS19108 79808 2.9% 31.5 -- SUDDENLINK-COMMUNICATIONS - Suddenlink Communications 2 - AS4134 40779 1.5% 40.3 -- CHINANET-BACKBONE No.31,Jin-rong Street 3 - AS26610 34289 1.2% 1904.9 -- Universidad Tecnica Federico Santa Maria 4 - AS4323 27280 1.0% 6.2 -- TWTC - tw telecom holdings, inc. 5 - AS1785 19881 0.7% 11.1 -- AS-PAETEC-NET - PaeTec Communications, Inc. 6 - AS8452 19080 0.7% 18.2 -- TEDATA TEDATA 7 - AS17974 17511 0.6% 20.1 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 8 - AS20115 15125 0.5% 8.8 -- CHARTER-NET-HKY-NC - Charter Communications 9 - AS4766 14167 0.5% 7.5 -- KIXS-AS-KR Korea Telecom 10 - AS6389 13475 0.5% 3.2 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 11 - AS18566 13261 0.5% 12.5 -- COVAD - Covad Communications Co. 12 - AS3356 13139 0.5% 10.7 -- LEVEL3 Level 3 Communications 13 - AS7643 12797 0.5% 22.1 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT) 14 - AS8151 11707 0.4% 7.4 -- Uninet S.A. de C.V. 15 - AS5668 10435 0.4% 13.1 -- AS-5668 - CenturyTel Internet Holdings, Inc. 16 - AS9829 9911 0.4% 11.6 -- BSNL-NIB National Internet Backbone 17 - AS24863 9669 0.3% 10.1 -- LINKdotNET-AS 18 - AS11492 9082 0.3% 7.9 -- CABLEONE - CABLE ONE, INC. 19 - AS7018 8538 0.3% 5.4 -- ATT-INTERNET4 - AT&T WorldNet Services 20 - AS17488 8501 0.3% 5.8 -- HATHWAY-NET-AP Hathway IP Over Cable Internet TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS48754 4481 0.2% 4481.0 -- SOBIS-AS SC SOBIS SOLUTIONS SRL 2 - AS36239 2430 0.1% 2430.0 -- EXIGEN-CANADA - Exigen Canada 3 - AS26610 34289 1.2% 1904.9 -- Universidad Tecnica Federico Santa Maria 4 - AS31529 2379 0.1% 1189.5 -- DENIC-ANYCAST-AS DENIC eG 5 - AS45782 1060 0.0% 1060.0 -- PHILIPPINEAIRLINES-PH-AP Philippine Airlines Inc. 6 - AS28690 1514 0.1% 757.0 -- ING-DIRECT-UK ING DIRECT UK N.V. 7 - AS42182 659 0.0% 659.0 -- KFMC-ASN AS Number for King Fahd Medical City 8 - AS24758 600 0.0% 600.0 -- MICROEL-AS OOO Microelectronika ISP AS 9 - AS26516 580 0.0% 580.0 -- TMDAS - TMD FRICTION,INC 10 - AS31699 3421 0.1% 570.2 -- BANK-AL-JAZIRA-AS bank al jazira aut.name 11 - AS39803 1032 0.0% 516.0 -- UTI-AS SC UTI COMMUNICATIONS SYSTEMS SRL 12 - AS32738 3113 0.1% 444.7 -- ASPCCCINC - PCC Communications Inc. 13 - AS48434 425 0.0% 425.0 -- TEBYAN Tebyan Cultural and Informative Institute 14 - AS49680 407 0.0% 407.0 -- DCI Armaghan Rahe Talaie 15 - AS38159 799 0.0% 399.5 -- JJNET-AS-ID PT Jivan Jaya Makmur Telecom 16 - AS20637 326 0.0% 326.0 -- EMAZE E*MAZE Communications S.p.A. 17 - AS24933 326 0.0% 326.0 -- MINXS-AS MINXS 18 - AS39386 4205 0.1% 323.5 -- STC-IGW-AS Saudi Telecom Company 19 - AS44208 319 0.0% 319.0 -- FARAHOOSH Farahoosh Dena 20 - AS44618 921 0.0% 307.0 -- GIGABIT-AS Gigabit Ltd. TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 91.212.23.0/24 4481 0.1% AS48754 -- SOBIS-AS SC SOBIS SOLUTIONS SRL 2 - 203.162.118.128/ 3779 0.1% AS7643 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT) 3 - 200.1.16.0/20 2819 0.1% AS26610 -- Universidad Tecnica Federico Santa Maria 4 - 149.117.190.0/24 2783 0.1% AS701 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 5 - 192.12.120.0/24 2582 0.1% AS5691 -- MITRE-AS-5 - The MITRE Corporation 6 - 72.28.75.0/24 2430 0.1% AS36239 -- EXIGEN-CANADA - Exigen Canada 7 - 194.246.96.0/24 2371 0.1% AS31529 -- DENIC-ANYCAST-AS DENIC eG 8 - 92.255.241.0/24 2283 0.1% AS12768 -- ER-TELECOM-AS ER-Telecom Autonomous System AS41661 -- ERTH-CHEL-AS CJSC "Company "ER-Telecom" Chelyabinsk 9 - 200.1.28.0/24 1853 0.1% AS26610 -- Universidad Tecnica Federico Santa Maria 10 - 200.1.16.0/24 1853 0.1% AS26610 -- Universidad Tecnica Federico Santa Maria 11 - 200.1.26.0/24 1853 0.1% AS26610 -- Universidad Tecnica Federico Santa Maria 12 - 200.1.30.0/24 1852 0.1% AS26610 -- Universidad Tecnica Federico Santa Maria 13 - 204.87.169.0/24 1852 0.1% AS26610 -- Universidad Tecnica Federico Santa Maria 14 - 200.1.25.0/24 1852 0.1% AS26610 -- Universidad Tecnica Federico Santa Maria 15 - 200.1.29.0/24 1852 0.1% AS26610 -- Universidad Tecnica Federico Santa Maria 16 - 200.1.20.0/24 1851 0.1% AS26610 -- Universidad Tecnica Federico Santa Maria 17 - 200.1.21.0/24 1851 0.1% AS26610 -- Universidad Tecnica Federico Santa Maria 18 - 200.1.18.0/24 1851 0.1% AS26610 -- Universidad Tecnica Federico Santa Maria 19 - 200.1.23.0/24 1851 0.1% AS26610 -- Universidad Tecnica Federico Santa Maria 20 - 200.1.22.0/24 1850 0.1% AS26610 -- Universidad Tecnica Federico Santa Maria 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