BGP Update Report Interval: 16-Jul-09 -to- 23-Jul-09 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9198 95713 6.0% 265.9 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 2 - AS17488 25218 1.6% 16.3 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 3 - AS8452 25189 1.6% 23.4 -- TEDATA TEDATA 4 - AS1659 20553 1.3% 61.2 -- ERX-TANET-ASN1 Tiawan Academic Network (TANet) Information Center 5 - AS4755 19486 1.2% 15.6 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 6 - AS47408 14496 0.9% 690.3 -- MANDARIN-AS Mandarin WIMAX Sicilia SpA 7 - AS17908 12224 0.8% 17.2 -- TCISL Tata Communications 8 - AS21491 12090 0.8% 403.0 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 9 - AS9829 11492 0.7% 14.4 -- BSNL-NIB National Internet Backbone 10 - AS33783 11449 0.7% 74.3 -- EEPAD 11 - AS29049 10615 0.7% 34.4 -- DELTA-TELECOM-AS Delta Telecom LTD. 12 - AS8151 9684 0.6% 6.5 -- Uninet S.A. de C.V. 13 - AS6389 9683 0.6% 2.3 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 14 - AS10620 8875 0.6% 9.2 -- TV Cable S.A. 15 - AS7738 8834 0.6% 21.5 -- Telecomunicacoes da Bahia S.A. 16 - AS30890 8786 0.6% 18.2 -- EVOLVA Evolva Telecom / iLink Telecom 17 - AS38548 8555 0.5% 503.2 -- INFRATEL-AS-ID-AP Network Access Point 18 - AS4249 7932 0.5% 43.6 -- LILLY-AS - Eli Lilly and Company 19 - AS35805 7838 0.5% 18.8 -- UTG-AS United Telecom AS 20 - AS20115 7250 0.5% 5.1 -- CHARTER-NET-HKY-NC - Charter Communications TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS47408 14496 0.9% 690.3 -- MANDARIN-AS Mandarin WIMAX Sicilia SpA 2 - AS38548 8555 0.5% 503.2 -- INFRATEL-AS-ID-AP Network Access Point 3 - AS28618 476 0.0% 476.0 -- Linktel Telecomunicacoes do Brasil Ltda 4 - AS25546 4408 0.3% 440.8 -- BROOKLANDCOMP-AS Brookland Computer Services 5 - AS4796 432 0.0% 432.0 -- BANDUNG-NET-AS-AP Institute of Technology Bandung 6 - AS47640 1281 0.1% 427.0 -- TRICOMPAS Tricomp Sp. z. o. o. 7 - AS30969 5968 0.4% 426.3 -- TAN-NET TransAfrica Networks 8 - AS21491 12090 0.8% 403.0 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa 9 - AS5050 6030 0.4% 376.9 -- PSC-EXT - Pittsburgh Supercomputing Center 10 - AS35400 1846 0.1% 307.7 -- MFIST Interregoinal Organization Network Technologies 11 - AS9198 95713 6.0% 265.9 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 12 - AS42426 264 0.0% 264.0 -- EURIAL-AS SC EURIAL INVEST SA 13 - AS5055 788 0.1% 262.7 -- WANET - Software Design Associates 14 - AS8668 1824 0.1% 260.6 -- TELONE-AS TelOne Zimbabwe P/L 15 - AS24994 510 0.0% 255.0 -- GENESYS-AS GENESYS Informatica AS for announcing own prefixes 16 - AS40060 2262 0.1% 251.3 -- AAAWI - AAA Wireless, Inc. 17 - AS34972 249 0.0% 249.0 -- ROBINAXIS-AS SC BINAXIS SRL 18 - AS41492 247 0.0% 247.0 -- EXIMBANK-AS SC Eximbank SA 19 - AS5313 245 0.0% 245.0 -- DNIC-ASBLK-05120-05376 - DoD Network Information Center 20 - AS41904 968 0.1% 242.0 -- SGAICE-AS JSC Severgazautomatica ICE TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 92.46.244.0/23 10397 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 2 - 89.218.220.0/23 10379 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 3 - 95.59.8.0/23 10377 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 4 - 95.59.2.0/23 10377 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 5 - 95.59.4.0/22 10377 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 6 - 95.59.3.0/24 10376 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 7 - 89.218.218.0/23 10375 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 8 - 88.204.221.0/24 9758 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 9 - 95.59.1.0/24 9741 0.6% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 10 - 41.233.92.0/23 8996 0.5% AS8452 -- TEDATA TEDATA 11 - 41.233.94.0/23 8814 0.5% AS8452 -- TEDATA TEDATA 12 - 203.190.47.0/24 8459 0.5% AS38548 -- INFRATEL-AS-ID-AP Network Access Point 13 - 72.23.246.0/24 5945 0.3% AS5050 -- PSC-EXT - Pittsburgh Supercomputing Center 14 - 193.201.184.0/21 4399 0.3% AS25546 -- BROOKLANDCOMP-AS Brookland Computer Services 15 - 196.27.104.0/21 2894 0.2% AS30969 -- TAN-NET TransAfrica Networks 16 - 196.27.108.0/22 2857 0.2% AS30969 -- TAN-NET TransAfrica Networks 17 - 192.12.120.0/24 2592 0.1% AS5691 -- MITRE-AS-5 - The MITRE Corporation 18 - 85.60.208.0/21 2510 0.1% AS12479 -- UNI2-AS Uni2 Autonomous System 19 - 143.77.216.0/23 2429 0.1% AS747 -- TAEGU-AS - Headquarters, USAISC 20 - 143.77.87.0/24 2306 0.1% AS747 -- TAEGU-AS - Headquarters, USAISC 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