BGP Update Report Interval: 26-May-06 -to- 08-Jun-06 (14 days) Observation Point: BGP Peering with AS4637 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9121 27269 2.3% 65.4 -- TTNET TTnet Autonomous System 2 - AS17974 17031 1.4% 49.2 -- TELKOMNET-AS2-AP PT TELEKOMUNIKASI INDONESIA 3 - AS10139 16250 1.4% 53.5 -- MERIDIAN-PH-AP Meridian Telekoms 4 - AS13127 16050 1.4% 263.1 -- VERSATEL AS for the Trans-European Versatel IP Transport backbone 5 - AS11492 13075 1.1% 24.1 -- CABLEONE - CABLE ONE 6 - AS6830 11785 1.0% 72.7 -- UPC UPC Broadband 7 - AS17430 11322 1.0% 235.9 -- GWBN-CHENGDU Great Wall Broadband Network Service Co.,Ltd 8 - AS7018 10540 0.9% 24.9 -- ATT-INTERNET4 - AT&T WorldNet Services 9 - AS20115 9608 0.8% 19.9 -- CHARTER-NET-HKY-NC - Charter Communications 10 - AS24326 9325 0.8% 211.9 -- TTT-AS-AP TT&T Public Company Limited, Service Provider,Bangkok 11 - AS18231 8746 0.7% 69.4 -- EXATT-AS-AP Exatt Technologies Private Ltd. 12 - AS4755 8338 0.7% 10.2 -- VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System 13 - AS3462 7846 0.7% 182.5 -- HINET Data Communication Business Group 14 - AS7011 7094 0.6% 10.8 -- FRONTIER-AND-CITIZENS - Frontier Communications, Inc. 15 - AS5803 7030 0.6% 76.4 -- DDN-ASNBLK - DoD Network Information Center 16 - AS3475 6411 0.5% 278.7 -- LANT-AFLOAT - NCTAMS LANT DET HAMPTON ROADS 17 - AS2386 6400 0.5% 7.1 -- INS-AS - AT&T Data Communications Services 18 - AS23918 6319 0.5% 48.2 -- CBB-BGP-IBARAKI Connexion By Boeing Ibaraki AS 19 - AS17557 6207 0.5% 15.5 -- PKTELECOM-AS-AP Pakistan Telecom 20 - AS18207 6046 0.5% 31.7 -- BGBB-INDIA-AP Iqara Telecom India Pvt Ltd. TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS36877 5008 0.4% 2504.0 -- 2 - AS19982 5152 0.4% 1288.0 -- TOWERSTREAM-PROV - Towerstream 3 - AS35379 2494 0.2% 1247.0 -- EASYNET EASYNET s.c. 4 - AS21027 1233 0.1% 1233.0 -- ASN-PARADORES PARADORES Autonomous System 5 - AS39863 1011 0.1% 1011.0 -- CROSSNET Crossnet LLC 6 - AS34378 912 0.1% 912.0 -- RUG-AS Razguliay-UKRROS Group 7 - AS4678 3405 0.3% 851.2 -- FINE CANON NETWORK COMMUNICATIONS INC. 8 - AS36565 842 0.1% 842.0 -- COUNTY-OF-MONTGOMERY-PA - County of Montgomery 9 - AS25690 1367 0.1% 683.5 -- MAMSI - Mid Atlantic Medical Services Inc. 10 - AS16705 1340 0.1% 670.0 -- STORAGEAPPS - Storage Apps Inc. 11 - AS7013 1192 0.1% 596.0 -- NETSELECT - Health Sciences Libraries Consortium 12 - AS3944 586 0.1% 586.0 -- PARTAN-LAB - Partan & Partan 13 - AS14548 580 0.1% 580.0 -- LISTEN-SF-1 - Listen.com 14 - AS14410 2879 0.2% 575.8 -- DALTON - MCM, Inc., DBA: Internet@Dalton 15 - AS24775 4483 0.4% 560.4 -- AS24775 QinetiQ Ltd 16 - AS23917 1055 0.1% 527.5 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane 17 - AS3043 3126 0.3% 521.0 -- AMPHIB-AS - Amphibian Media Corporation 18 - AS12408 496 0.0% 496.0 -- BIKENT-AS Bikent Ltd. Autonomous system 19 - AS24896 460 0.0% 460.0 -- UKRINTELL-AS IntellCOM Provider LIR, Kiev, Ukraine Northern Nowhere 20 - AS21944 1360 0.1% 453.3 -- DTSI-1 - Data Technology Services Inc. TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 152.74.0.0/16 3991 0.3% AS11340 -- Red Universitaria Nacional 2 - 81.212.149.0/24 3535 0.3% AS9121 -- TTNET TTnet Autonomous System 3 - 81.212.141.0/24 3503 0.2% AS9121 -- TTNET TTnet Autonomous System 4 - 61.0.0.0/8 3402 0.2% AS4678 -- FINE CANON NETWORK COMMUNICATIONS INC. 5 - 220.114.32.0/21 3158 0.2% AS17430 -- GWBN-CHENGDU Great Wall Broadband Network Service Co.,Ltd 6 - 211.162.88.0/21 3152 0.2% AS17430 -- GWBN-CHENGDU Great Wall Broadband Network Service Co.,Ltd 7 - 209.140.24.0/24 3101 0.2% AS3043 -- AMPHIB-AS - Amphibian Media Corporation 8 - 195.175.82.0/23 2806 0.2% AS9121 -- TTNET TTnet Autonomous System 9 - 196.47.64.0/22 2556 0.2% AS36877 -- 10 - 81.212.125.0/24 2495 0.2% AS9121 -- TTNET TTnet Autonomous System 11 - 196.47.68.0/22 2452 0.2% AS36877 -- 12 - 81.212.124.0/24 2449 0.2% AS9121 -- TTNET TTnet Autonomous System 13 - 209.160.56.0/22 1975 0.1% AS14361 -- HOPONE-DCA - HopOne Internet Corporation 14 - 206.251.163.0/24 1703 0.1% AS4314 -- I-55-INTERNET-SERVICES-INC - I-55 INTERNET SERVICES 15 - 211.162.82.0/23 1528 0.1% AS17430 -- GWBN-CHENGDU Great Wall Broadband Network Service Co.,Ltd 16 - 211.162.84.0/22 1528 0.1% AS17430 -- GWBN-CHENGDU Great Wall Broadband Network Service Co.,Ltd 17 - 220.114.40.0/22 1528 0.1% AS17430 -- GWBN-CHENGDU Great Wall Broadband Network Service Co.,Ltd 18 - 81.212.197.0/24 1317 0.1% AS9121 -- TTNET TTnet Autonomous System 19 - 194.61.180.0/23 1313 0.1% AS24775 -- AS24775 QinetiQ Ltd 20 - 64.17.224.0/19 1296 0.1% AS19982 -- TOWERSTREAM-PROV - Towerstream 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