BGP Update Report Interval: 01-Oct-09 -to- 08-Oct-09 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9198 49597 4.6% 163.7 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 2 - AS9531 28365 2.6% 5673.0 -- GEDU-AS-KR Kwangju City Office Of Education 3 - AS1659 26099 2.4% 293.2 -- ERX-TANET-ASN1 Tiawan Academic Network (TANet) Information Center 4 - AS8452 14240 1.3% 21.0 -- TEDATA TEDATA 5 - AS35805 11085 1.0% 25.0 -- UTG-AS United Telecom AS 6 - AS9829 10937 1.0% 25.0 -- BSNL-NIB National Internet Backbone 7 - AS4249 8936 0.8% 51.4 -- LILLY-AS - Eli Lilly and Company 8 - AS8866 7227 0.7% 20.2 -- BTC-AS Bulgarian Telecommunication Company Plc. 9 - AS7011 6663 0.6% 6.6 -- FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. 10 - AS5050 6127 0.6% 875.3 -- PSC-EXT - Pittsburgh Supercomputing Center 11 - AS2697 5910 0.6% 107.5 -- ERX-ERNET-AS Education and Research Network 12 - AS14117 5909 0.6% 16.6 -- Telefonica del Sur S.A. 13 - AS17658 5787 0.5% 826.7 -- PRIMANET-AS PrimaNet - PT. Khasanah Timur Indonesia 14 - AS4809 5767 0.5% 186.0 -- CHINATELECOM-CORE-WAN-CN2 China Telecom Next Generation Carrier Network 15 - AS5800 5732 0.5% 38.7 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 16 - AS33588 5713 0.5% 15.2 -- BRESNAN-AS - Bresnan Communications, LLC. 17 - AS30969 4927 0.5% 307.9 -- TAN-NET TransAfrica Networks 18 - AS7315 4861 0.5% 72.6 -- COLOMBIA TELECOMUNICACIONES S.A. ESP 19 - AS17974 4801 0.5% 10.6 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 20 - AS25524 4608 0.4% 18.0 -- OTON-AS SC Oton SRL TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9531 28365 2.6% 5673.0 -- GEDU-AS-KR Kwangju City Office Of Education 2 - AS43880 3006 0.3% 3006.0 -- LITECH-AS Laboratory of Information Technologies LLC 3 - AS5691 2797 0.3% 2797.0 -- MITRE-AS-5 - The MITRE Corporation 4 - AS41060 1458 0.1% 1458.0 -- PRIMBANK-AS Joint-Stock Commercial Bank Primorye 5 - AS36239 1277 0.1% 1277.0 -- EXIGEN-CANADA - Exigen Canada 6 - AS43864 988 0.1% 988.0 -- INTEGRA-MEDIA-AS Integra-Media Ltd 7 - AS5050 6127 0.6% 875.3 -- PSC-EXT - Pittsburgh Supercomputing Center 8 - AS17658 5787 0.5% 826.7 -- PRIMANET-AS PrimaNet - PT. Khasanah Timur Indonesia 9 - AS4628 1373 0.1% 686.5 -- ASN-PACIFIC-INTERNET-IX Pacific Internet Ltd 10 - AS23871 1358 0.1% 679.0 -- AINS-AS-AP Australia Internet Solutions 11 - AS24994 1136 0.1% 568.0 -- GENESYS-AS GENESYS Informatica AS for announcing own prefixes 12 - AS48728 460 0.0% 460.0 -- VODAFONEQATAR Vodafone Qatar Q.S.C. 13 - AS43008 446 0.0% 446.0 -- TREND-AS TREND IMPORT-EXPORT SRL 14 - AS5814 400 0.0% 400.0 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 15 - AS39803 749 0.1% 374.5 -- UTI-AS SC UTI COMMUNICATIONS SYSTEMS SRL 16 - AS35301 747 0.1% 373.5 -- CCCMOS-AS CCCMOS GROUP AS Numbers 17 - AS6036 3801 0.3% 345.5 -- DNIC-ASBLK-05800-06055 - DoD Network Information Center 18 - AS2642 1710 0.2% 342.0 -- LEG-CA-GOV - State of California 19 - AS30969 4927 0.5% 307.9 -- TAN-NET TransAfrica Networks 20 - AS17964 2436 0.2% 304.5 -- DXTNET Beijing Dian-Xin-Tong Network Technologies Co., Ltd. TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 72.23.246.0/24 6106 0.5% AS5050 -- PSC-EXT - Pittsburgh Supercomputing Center 2 - 113.11.156.0/24 5751 0.5% AS17658 -- PRIMANET-AS PrimaNet - PT. Khasanah Timur Indonesia 3 - 211.253.68.0/22 5673 0.5% AS9531 -- GEDU-AS-KR Kwangju City Office Of Education 4 - 211.253.72.0/21 5673 0.5% AS9531 -- GEDU-AS-KR Kwangju City Office Of Education 5 - 210.218.64.0/19 5673 0.5% AS9531 -- GEDU-AS-KR Kwangju City Office Of Education 6 - 210.217.224.0/19 5673 0.5% AS9531 -- GEDU-AS-KR Kwangju City Office Of Education 7 - 210.218.0.0/18 5673 0.5% AS9531 -- GEDU-AS-KR Kwangju City Office Of Education 8 - 88.204.221.0/24 5334 0.5% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 9 - 89.218.218.0/23 5325 0.5% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 10 - 89.218.220.0/23 5322 0.5% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 11 - 95.59.8.0/23 5316 0.5% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 12 - 95.59.4.0/22 5313 0.5% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 13 - 95.59.2.0/23 5311 0.5% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 14 - 95.59.3.0/24 5310 0.5% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 15 - 92.46.244.0/23 5307 0.5% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 16 - 95.59.1.0/24 5299 0.5% AS9198 -- KAZTELECOM-AS Kazakhtelecom Corporate Sales Administration 17 - 58.49.108.0/24 5227 0.5% AS4809 -- CHINATELECOM-CORE-WAN-CN2 China Telecom Next Generation Carrier Network 18 - 163.23.234.0/23 5120 0.4% AS1659 -- ERX-TANET-ASN1 Tiawan Academic Network (TANet) Information Center 19 - 163.23.236.0/22 5120 0.4% AS1659 -- ERX-TANET-ASN1 Tiawan Academic Network (TANet) Information Center 20 - 163.23.252.0/24 5118 0.4% AS1659 -- ERX-TANET-ASN1 Tiawan Academic Network (TANet) Information Center 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