BGP Update Report Interval: 09-Mar-07 -to- 22-Mar-07 (14 days) Observation Point: BGP Peering with AS4637 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS7015 25182 1.7% 6.2 -- CCCH-AS2 - Comcast Cable Communications Holdings, Inc 2 - AS701 14449 1.0% 14.7 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 3 - AS4621 13778 0.9% 97.0 -- UNSPECIFIED UNINET-TH 4 - AS24731 12021 0.8% 308.2 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 5 - AS306 11840 0.8% 65.1 -- DNIC - DoD Network Information Center 6 - AS17974 11782 0.8% 38.0 -- TELKOMNET-AS2-AP PT TELEKOMUNIKASI INDONESIA 7 - AS12654 11338 0.8% 298.4 -- RIPE-NCC-RIS-AS RIPE NCC RIS project 8 - AS17557 10919 0.7% 29.6 -- PKTELECOM-AS-AP Pakistan Telecom 9 - AS702 10368 0.7% 14.7 -- AS702 MCI EMEA - Commercial IP service provider in Europe 10 - AS6197 8903 0.6% 8.6 -- BATI-ATL - BellSouth Network Solutions, Inc 11 - AS6198 8819 0.6% 14.5 -- BATI-MIA - BellSouth Network Solutions, Inc 12 - AS721 8656 0.6% 19.5 -- DISA-ASNBLK - DoD Network Information Center 13 - AS7545 7694 0.5% 13.0 -- TPG-INTERNET-AP TPG Internet Pty Ltd 14 - AS9541 7204 0.5% 54.2 -- CYBERNET-AP Cyber Internet Services (Pvt) Ltd. 15 - AS4657 7099 0.5% 34.1 -- STARHUBINTERNET-AS Starhub Internet, Singapore 16 - AS17645 7040 0.5% 704.0 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 17 - AS8151 6983 0.5% 8.4 -- Uninet S.A. de C.V. 18 - AS7011 6891 0.5% 8.9 -- FRONTIER-AND-CITIZENS - Frontier Communications, Inc. 19 - AS8452 6850 0.5% 26.2 -- TEDATA TEDATA 20 - AS24086 6090 0.4% 290.0 -- ETC-AS-VN Electric Telecommunication Company TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS20426 5679 0.4% 5679.0 -- PWC-AS - PriceWaterhouseCoopers, LLP 2 - AS3043 3243 0.2% 3243.0 -- AMPHIB-AS - Amphibian Media Corporation 3 - AS31307 1170 0.1% 1170.0 -- YKYATIRIM YAPI KREDI YATIRIM 4 - AS38151 1148 0.1% 1148.0 -- ENUM-AS-ID APJII-RD 5 - AS34378 875 0.1% 875.0 -- RUG-AS Razguliay-UKRROS Group 6 - AS11828 3690 0.2% 738.0 -- SOINET - State of Illinois/CMS 7 - AS17645 7040 0.5% 704.0 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 8 - AS3217 699 0.1% 699.0 -- SIMBIRSK 9 - AS19580 685 0.1% 685.0 -- ZONETEL - ZONE TELECOM, INC. 10 - AS39066 1189 0.1% 594.5 -- KREDYTBANKUA-AS Kredyt Bank (Ukraine) AS 11 - AS21391 1671 0.1% 557.0 -- TDA-AS 12 - AS33188 1089 0.1% 544.5 -- SCS-NETWORK-1 - Sono Corporate Suites 13 - AS30707 1587 0.1% 529.0 -- 14 - AS3538 1541 0.1% 513.7 -- ITSDN-U1 - DISA/UNRRA 15 - AS3944 507 0.0% 507.0 -- PARTAN-LAB - Partan & Partan 16 - AS9090 507 0.0% 507.0 -- OiT-AS 17 - AS22326 1864 0.1% 466.0 -- SAMLINK - Sam Houston Services 18 - AS38077 1692 0.1% 423.0 -- TIMOR-TELECOM-AS-AP Timor Telecom, SA 19 - AS31026 415 0.0% 415.0 -- AESA-AS Autostrada Eksploatacja S.A. 20 - AS12408 398 0.0% 398.0 -- BIKENT-AS Bikent Ltd. Autonomous system TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 155.201.48.0/21 5679 0.3% AS20426 -- PWC-AS - PriceWaterhouseCoopers, LLP 2 - 89.4.131.0/24 3404 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 3 - 89.4.129.0/24 3332 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 4 - 163.191.160.0/19 3331 0.2% AS11828 -- SOINET - State of Illinois/CMS 5 - 209.140.24.0/24 3243 0.2% AS3043 -- AMPHIB-AS - Amphibian Media Corporation 6 - 89.4.128.0/24 3217 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 7 - 125.162.94.0/23 2704 0.1% AS17974 -- TELKOMNET-AS2-AP PT TELEKOMUNIKASI INDONESIA 8 - 192.6.180.0/24 2366 0.1% AS2129 -- HP-EUROPE-AS-TRADE Hewlett-Packard 9 - 58.65.1.0/24 2319 0.1% AS17645 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 10 - 202.136.176.0/24 2253 0.1% AS17645 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 11 - 202.136.182.0/24 2251 0.1% AS17645 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD 12 - 62.89.226.0/24 1805 0.1% AS20663 -- INAR-VOLOGDA-AS Autonomous System of Vologda 13 - 216.85.83.0/24 1643 0.1% AS4323 -- TWTC - Time Warner Telecom, Inc. 14 - 143.81.0.0/21 1635 0.1% AS6034 -- DDN-ASNBLK - DoD Network Information Center 15 - 64.95.193.0/24 1573 0.1% AS30707 -- 16 - 144.106.132.0/24 1524 0.1% AS3538 -- ITSDN-U1 - DISA/UNRRA AS6010 -- DDN-ASNBLK - DoD Network Information Center 17 - 213.144.101.0/24 1377 0.1% AS25145 -- TEKNOTEL-AS tr.teknotel AS-Number 18 - 213.144.100.0/24 1377 0.1% AS25145 -- TEKNOTEL-AS tr.teknotel AS-Number 19 - 80.243.64.0/20 1345 0.1% AS21332 -- NTC-AS New Telephone Company 20 - 194.42.208.0/20 1197 0.1% AS705 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 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