BGP Update Report Interval: 24-Dec-09 -to- 31-Dec-09 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS6389 25484 2.4% 6.1 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 2 - AS17974 16206 1.6% 26.9 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 3 - AS7643 16063 1.5% 43.5 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT) 4 - AS9829 11899 1.1% 19.3 -- BSNL-NIB National Internet Backbone 5 - AS7018 10418 1.0% 6.6 -- ATT-INTERNET4 - AT&T WorldNet Services 6 - AS6822 9078 0.9% 1513.0 -- SUPERONLINE-AS SuperOnline autonomous system 7 - AS4270 8981 0.9% 2993.7 -- Red de Interconexion Universitaria 8 - AS2386 8029 0.8% 6.3 -- INS-AS - AT&T Data Communications Services 9 - AS17488 7370 0.7% 6.9 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 10 - AS4249 7017 0.7% 40.1 -- LILLY-AS - Eli Lilly and Company 11 - AS6478 6681 0.6% 6.1 -- ATT-INTERNET3 - AT&T WorldNet Services 12 - AS1790 6453 0.6% 53.3 -- Sprint US 13 - AS19262 6254 0.6% 6.0 -- VZGNI-TRANSIT - Verizon Internet Services Inc. 14 - AS4755 6138 0.6% 4.8 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 15 - AS10620 6037 0.6% 6.0 -- TV Cable S.A. 16 - AS8151 5988 0.6% 5.5 -- Uninet S.A. de C.V. 17 - AS17908 5897 0.6% 7.7 -- TCISL Tata Communications 18 - AS5800 5867 0.6% 29.9 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 19 - AS5803 5605 0.5% 52.9 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 20 - AS32398 5022 0.5% 627.8 -- REALNET-ASN-1 TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS27667 3217 0.3% 3217.0 -- Universidad Autonoma de la Laguna 2 - AS4270 8981 0.9% 2993.7 -- Red de Interconexion Universitaria 3 - AS18610 2535 0.2% 2535.0 -- SEQUO-AS - Sequoia Capital 4 - AS5691 2401 0.2% 2401.0 -- MITRE-AS-5 - The MITRE Corporation 5 - AS48754 2342 0.2% 2342.0 -- SOBIS-AS SC SOBIS SOLUTIONS SRL 6 - AS6822 9078 0.9% 1513.0 -- SUPERONLINE-AS SuperOnline autonomous system 7 - AS17819 2894 0.3% 1447.0 -- ASN-EQUINIX-AP Equinix Asia Pacific 8 - AS45151 1063 0.1% 1063.0 -- INFOLIENTNET-AS-AP INFOLIENT SDN BHD 9 - AS34787 836 0.1% 836.0 -- LYAKH-AS PF "Volodymyr Lyakh" 10 - AS26516 735 0.1% 735.0 -- TMDAS - TMD FRICTION,INC 11 - AS32398 5022 0.5% 627.8 -- REALNET-ASN-1 12 - AS33368 1807 0.2% 451.8 -- FXSERVER - Visual Trading Systems, LLC 13 - AS39384 422 0.0% 422.0 -- GUILAN-UNIV-AS University of Guilan AS System 14 - AS10445 3205 0.3% 356.1 -- HTG - Huntleigh Telcom 15 - AS25244 338 0.0% 338.0 -- DECODE-AS Decode Autonomous System 16 - AS27759 1025 0.1% 256.2 -- ACCESS HAITI S.A. 17 - AS42608 506 0.1% 253.0 -- YAMALSOFT-AS Yamal-Soft 2003 LLC 18 - AS17713 503 0.1% 251.5 -- NSYSU-TW National Sun Yat-sen University 19 - AS16812 752 0.1% 250.7 -- SPACENET-ENT - Spacenet, Inc. 20 - AS50214 250 0.0% 250.0 -- QWARTA Qwarta Ltd TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 170.210.56.0/22 8959 0.8% AS4270 -- Red de Interconexion Universitaria 2 - 202.5.154.0/24 3544 0.3% AS17557 -- PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 3 - 148.245.181.0/24 3217 0.3% AS27667 -- Universidad Autonoma de la Laguna 4 - 202.177.223.0/24 2886 0.3% AS17819 -- ASN-EQUINIX-AP Equinix Asia Pacific 5 - 64.138.134.0/24 2535 0.2% AS18610 -- SEQUO-AS - Sequoia Capital 6 - 192.12.120.0/24 2401 0.2% AS5691 -- MITRE-AS-5 - The MITRE Corporation 7 - 91.212.23.0/24 2342 0.2% AS48754 -- SOBIS-AS SC SOBIS SOLUTIONS SRL 8 - 143.138.107.0/24 2064 0.2% AS747 -- TAEGU-AS - Headquarters, USAISC 9 - 118.96.94.0/23 1861 0.2% AS17974 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 10 - 208.86.25.0/24 1775 0.2% AS33368 -- FXSERVER - Visual Trading Systems, LLC 11 - 212.253.192.0/18 1566 0.1% AS6822 -- SUPERONLINE-AS SuperOnline autonomous system 12 - 212.253.0.0/17 1564 0.1% AS6822 -- SUPERONLINE-AS SuperOnline autonomous system 13 - 212.253.13.0/24 1489 0.1% AS6822 -- SUPERONLINE-AS SuperOnline autonomous system 14 - 212.253.6.0/24 1487 0.1% AS6822 -- SUPERONLINE-AS SuperOnline autonomous system 15 - 212.253.7.0/24 1487 0.1% AS6822 -- SUPERONLINE-AS SuperOnline autonomous system 16 - 212.253.20.0/24 1485 0.1% AS6822 -- SUPERONLINE-AS SuperOnline autonomous system 17 - 90.150.0.0/24 1485 0.1% AS35400 -- MFIST Interregoinal Organization Network Technologies 18 - 118.96.28.0/23 1473 0.1% AS17974 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 19 - 200.13.36.0/24 1304 0.1% AS28477 -- Universidad Autonoma del Esstado de Morelos 20 - 157.92.44.192/26 1274 0.1% AS3449 -- Universidad Nacional de Buenos Aires 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