BGP Update Report Interval: 09-Feb-07 -to- 22-Feb-07 (14 days) Observation Point: BGP Peering with AS4637 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS4134 15109 1.2% 27.3 -- CHINANET-BACKBONE No.31,Jin-rong Street 2 - AS9583 14028 1.1% 14.5 -- SIFY-AS-IN Sify Limited 3 - AS9394 13035 1.1% 4.6 -- CRNET CHINA RAILWAY Internet(CRNET) 4 - AS702 11929 1.0% 16.7 -- AS702 MCI EMEA - Commercial IP service provider in Europe 5 - AS24731 10268 0.8% 446.4 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 6 - AS20426 9956 0.8% 2489.0 -- PWC-AS - PriceWaterhouseCoopers, LLP 7 - AS17974 8969 0.7% 25.8 -- TELKOMNET-AS2-AP PT TELEKOMUNIKASI INDONESIA 8 - AS15611 8426 0.7% 94.7 -- Iranian Research Organisation 9 - AS4249 8354 0.7% 62.3 -- LILLY-AS - Eli Lilly and Company 10 - AS4775 7998 0.7% 35.1 -- GLOBE-TELECOM-AS Telecom Carrier / ISP Plus + 11 - AS12654 7746 0.6% 188.9 -- RIPE-NCC-RIS-AS RIPE NCC RIS project 12 - AS4621 7567 0.6% 53.7 -- UNSPECIFIED UNINET-TH 13 - AS306 7354 0.6% 40.4 -- DNIC - DoD Network Information Center 14 - AS18809 6969 0.6% 101.0 -- Cable Onda 15 - AS4795 6921 0.6% 30.6 -- INDOSAT2-ID INDOSATM2 ASN 16 - AS8151 6831 0.6% 6.6 -- Uninet S.A. de C.V. 17 - AS33783 6063 0.5% 53.2 -- EEPAD 18 - AS5486 5872 0.5% 4.1 -- SMILE-ASN Euronet Digital Communications, (1992) LTD, Israel 19 - AS9051 5428 0.5% 36.9 -- IDM Autonomous System 20 - AS9737 5281 0.4% 44.4 -- TOTNET-TH-AS-AP Telephone Organization of Thailand TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS31594 4490 0.4% 4490.0 -- FORTESS-AS Fortess LLC Network 2 - AS20426 9956 0.8% 2489.0 -- PWC-AS - PriceWaterhouseCoopers, LLP 3 - AS25774 1961 0.2% 1961.0 -- CHAPMORTCORP - CHAPEL MORTGAGE 4 - AS9502 2690 0.2% 1345.0 -- OOCL-HKG-AP Hong Kong Headquarters 5 - AS4587 3779 0.3% 1259.7 -- ONEWORLD2 - One World Internetworking, Inc 6 - AS34378 914 0.1% 914.0 -- RUG-AS Razguliay-UKRROS Group 7 - AS3944 890 0.1% 890.0 -- PARTAN-LAB - Partan & Partan 8 - AS31307 830 0.1% 830.0 -- YKYATIRIM YAPI KREDI YATIRIM 9 - AS19580 805 0.1% 805.0 -- ZONETEL - ZONE TELECOM, INC. 10 - AS14548 742 0.1% 742.0 -- LISTEN-SF-1 - Listen.com 11 - AS12408 678 0.1% 678.0 -- BIKENT-AS Bikent Ltd. Autonomous system 12 - AS30707 2024 0.2% 674.7 -- SICOR-US-CA-IRVINE - SICOR Pharmaceuticals, Inc. 13 - AS3043 3132 0.3% 626.4 -- AMPHIB-AS - Amphibian Media Corporation 14 - AS7345 2461 0.2% 615.2 -- LUCENTTECH - Lucent Technologies Inc. 15 - AS28650 608 0.1% 608.0 -- Dilmar Antonio Simonetti 16 - AS21391 1519 0.1% 506.3 -- TDA-AS 17 - AS15774 503 0.0% 503.0 -- MEDIANAT LLC "MEDIANAT", ISP primarily for educational institution 18 - AS29098 498 0.0% 498.0 -- IPSO-AS S.C. IPSO S.A. 19 - AS33188 976 0.1% 488.0 -- SCS-NETWORK-1 - Sono Corporate Suites 20 - AS4963 1373 0.1% 457.7 -- TEXOMA - Internet Texoma TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 155.201.48.0/21 9951 0.7% AS20426 -- PWC-AS - PriceWaterhouseCoopers, LLP 2 - 194.242.124.0/22 4490 0.3% AS31594 -- FORTESS-AS Fortess LLC Network 3 - 203.177.144.0/23 3973 0.3% AS4775 -- GLOBE-TELECOM-AS Telecom Carrier / ISP Plus + 4 - 89.4.131.0/24 3341 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 5 - 89.4.128.0/24 3335 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 6 - 89.4.129.0/24 3309 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 7 - 209.140.24.0/24 3096 0.2% AS3043 -- AMPHIB-AS - Amphibian Media Corporation 8 - 146.222.76.0/24 2673 0.2% AS9502 -- OOCL-HKG-AP Hong Kong Headquarters 9 - 62.89.226.0/24 2077 0.1% AS20663 -- INAR-VOLOGDA-AS Autonomous System of Vologda 10 - 64.95.193.0/24 2018 0.1% AS30707 -- SICOR-US-CA-IRVINE - SICOR Pharmaceuticals, Inc. 11 - 207.106.204.0/24 1961 0.1% AS25774 -- CHAPMORTCORP - CHAPEL MORTGAGE 12 - 203.199.128.0/19 1877 0.1% AS4755 -- VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 13 - 194.42.208.0/20 1836 0.1% AS705 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 14 - 135.109.224.0/19 1292 0.1% AS7345 -- LUCENTTECH - Lucent Technologies Inc. 15 - 143.227.48.0/20 1267 0.1% AS4587 -- ONEWORLD2 - One World Internetworking, Inc 16 - 143.227.0.0/16 1265 0.1% AS4587 -- ONEWORLD2 - One World Internetworking, Inc 17 - 204.87.185.0/24 1250 0.1% AS4587 -- ONEWORLD2 - One World Internetworking, Inc 18 - 135.109.0.0/19 1168 0.1% AS7345 -- LUCENTTECH - Lucent Technologies Inc. 19 - 216.85.83.0/24 1143 0.1% AS4323 -- TWTC - Time Warner Telecom, Inc. AS6467 -- ESPIRECOMM - Xspedius Communications Co. 20 - 194.225.132.0/24 1016 0.1% AS6736 -- IRANET-IPM IRANET/IPM 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