BGP Update Report Interval: 02-Feb-07 -to- 15-Feb-07 (14 days) Observation Point: BGP Peering with AS4637 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS4134 15620 1.0% 12.3 -- CHINANET-BACKBONE No.31,Jin-rong Street 2 - AS9394 14262 0.9% 4.8 -- CRNET CHINA RAILWAY Internet(CRNET) 3 - AS17974 13915 0.9% 26.6 -- TELKOMNET-AS2-AP PT TELEKOMUNIKASI INDONESIA 4 - AS15611 13178 0.9% 149.8 -- Iranian Research Organisation 5 - AS702 11831 0.8% 16.6 -- AS702 MCI EMEA - Commercial IP service provider in Europe 6 - AS24731 10513 0.7% 250.3 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 7 - AS4775 10195 0.7% 39.8 -- GLOBE-TELECOM-AS Telecom Carrier / ISP Plus + 8 - AS8151 9927 0.6% 9.7 -- Uninet S.A. de C.V. 9 - AS4323 9606 0.6% 7.3 -- TWTC - Time Warner Telecom, Inc. 10 - AS24326 9217 0.6% 83.8 -- TTT-AS-AP TT&T Public Company Limited, Service Provider,Bangkok 11 - AS28751 8576 0.6% 35.6 -- CAUCASUS-NET-AS Caucasus Network Tbilisi, Georgia 12 - AS20426 7715 0.5% 1928.8 -- PWC-AS - PriceWaterhouseCoopers, LLP 13 - AS306 7515 0.5% 41.3 -- DNIC - DoD Network Information Center 14 - AS7018 7304 0.5% 4.7 -- ATT-INTERNET4 - AT&T WorldNet Services 15 - AS12654 7063 0.5% 172.3 -- RIPE-NCC-RIS-AS RIPE NCC RIS project 16 - AS9737 7041 0.5% 60.2 -- TOTNET-TH-AS-AP Telephone Organization of Thailand 17 - AS30890 7015 0.5% 32.2 -- EVOLVA Evolva Telecom 18 - AS701 6913 0.5% 7.2 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 19 - AS7545 6428 0.4% 11.1 -- TPG-INTERNET-AP TPG Internet Pty Ltd 20 - AS4249 6352 0.4% 45.7 -- LILLY-AS - Eli Lilly and Company TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS31594 4455 0.3% 4455.0 -- FORTESS-AS Fortess LLC Network 2 - AS20426 7715 0.5% 1928.8 -- PWC-AS - PriceWaterhouseCoopers, LLP 3 - AS15774 1830 0.1% 1830.0 -- MEDIANAT LLC "MEDIANAT", ISP primarily for educational institution 4 - AS31307 1139 0.1% 1139.0 -- YKYATIRIM YAPI KREDI YATIRIM 5 - AS38151 1032 0.1% 1032.0 -- ENUM-AS-ID APJII-RD 6 - AS4587 3028 0.2% 1009.3 -- ONEWORLD2 - One World Internetworking, Inc 7 - AS34378 955 0.1% 955.0 -- RUG-AS Razguliay-UKRROS Group 8 - AS3727 831 0.1% 831.0 -- SHRUBB - Shrubbery Networks 9 - AS14548 785 0.1% 785.0 -- LISTEN-SF-1 - Listen.com 10 - AS31624 3797 0.2% 759.4 -- VFMNL-AS Verza Facility Management BV 11 - AS30707 2081 0.1% 693.7 -- SICOR-US-CA-IRVINE - SICOR Pharmaceuticals, Inc. 12 - AS21761 661 0.0% 661.0 -- BERTS-MEGA-MALL - BERT'S MEGA MALL 13 - AS12408 654 0.0% 654.0 -- BIKENT-AS Bikent Ltd. Autonomous system 14 - AS3043 3118 0.2% 623.6 -- AMPHIB-AS - Amphibian Media Corporation 15 - AS33188 1038 0.1% 519.0 -- SCS-NETWORK-1 - Sono Corporate Suites 16 - AS11118 3478 0.2% 496.9 -- COMTECK - ComTeck 17 - AS20050 959 0.1% 479.5 -- SPPINTERNET01 - Southwest Power Pool 18 - AS35489 958 0.1% 479.0 -- TOTO-TECH-AS Toto Ltd. 19 - AS29630 478 0.0% 478.0 -- AZRENA-AS Azerbaijan Research and Educational Networking 20 - AS36893 477 0.0% 477.0 -- DURAVITEG-AS TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 155.201.48.0/21 7702 0.4% AS20426 -- PWC-AS - PriceWaterhouseCoopers, LLP 2 - 194.242.124.0/22 4455 0.2% AS31594 -- FORTESS-AS Fortess LLC Network 3 - 89.4.128.0/24 3443 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 4 - 89.4.129.0/24 3237 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 5 - 203.177.144.0/23 3208 0.2% AS4775 -- GLOBE-TELECOM-AS Telecom Carrier / ISP Plus + 6 - 209.140.24.0/24 3061 0.1% AS3043 -- AMPHIB-AS - Amphibian Media Corporation 7 - 89.4.131.0/24 3046 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 8 - 146.222.76.0/24 2709 0.1% AS9502 -- OOCL-HKG-AP Hong Kong Headquarters 9 - 216.32.206.0/24 2552 0.1% AS20473 -- AS-CHOOPA - Choopa, LLC 10 - 62.89.226.0/24 2130 0.1% AS20663 -- INAR-VOLOGDA-AS Autonomous System of Vologda 11 - 64.95.193.0/24 2060 0.1% AS30707 -- SICOR-US-CA-IRVINE - SICOR Pharmaceuticals, Inc. 12 - 62.68.143.0/24 1830 0.1% AS15774 -- MEDIANAT LLC "MEDIANAT", ISP primarily for educational institution 13 - 203.199.128.0/19 1687 0.1% AS4755 -- VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 14 - 194.42.208.0/20 1640 0.1% AS705 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 15 - 216.85.83.0/24 1272 0.1% AS6467 -- ESPIRECOMM - Xspedius Communications Co. 16 - 61.0.0.0/8 1157 0.1% AS4678 -- FINE CANON NETWORK COMMUNICATIONS INC. 17 - 212.252.196.0/24 1139 0.1% AS31307 -- YKYATIRIM YAPI KREDI YATIRIM 18 - 203.119.54.0/24 1033 0.1% AS38151 -- ENUM-AS-ID APJII-RD 19 - 143.227.48.0/20 1019 0.1% AS4587 -- ONEWORLD2 - One World Internetworking, Inc 20 - 143.227.0.0/16 1016 0.1% AS4587 -- ONEWORLD2 - One World Internetworking, Inc 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 ausnog@ausnog.net