BGP Update Report Interval: 10-Sep-07 -to- 11-Oct-07 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9583 647514 6.2% 552.0 -- SIFY-AS-IN Sify Limited 2 - AS9498 159345 1.5% 154.0 -- BBIL-AP BHARTI BT INTERNET LTD. 3 - AS4621 138397 1.3% 935.1 -- UNSPECIFIED UNINET-TH 4 - AS8151 106223 1.0% 63.1 -- Uninet S.A. de C.V. 5 - AS43403 100136 1.0% 50068.0 -- SVIAZ-PLUS-AS LLC "Sviaz Plus" 6 - AS16637 89625 0.9% 2036.9 -- MTNNS-AS 7 - AS15611 63185 0.6% 651.4 -- Iranian Research Organisation 8 - AS4750 61710 0.6% 284.4 -- CSLOXINFO-ISP-AS-AP CSLOXINFO Public Company Limited. 9 - AS30619 59785 0.6% 2989.2 -- TDM-AS 10 - AS17974 55438 0.5% 138.2 -- TELKOMNET-AS2-AP PT TELEKOMUNIKASI INDONESIA 11 - AS4134 52826 0.5% 47.4 -- CHINANET-BACKBONE No.31,Jin-rong Street 12 - AS702 46500 0.5% 71.6 -- AS702 Verizon Business EMEA - Commercial IP service provider in Europe 13 - AS34368 46009 0.4% 1278.0 -- THEZONE "Zonata - Natzkovi & Sie" LTD. 14 - AS24731 45666 0.4% 992.7 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 15 - AS4538 45532 0.4% 22.0 -- ERX-CERNET-BKB China Education and Research Network Center 16 - AS14390 41953 0.4% 749.2 -- CORENET - Coretel America, Inc. 17 - AS7018 39959 0.4% 25.9 -- ATT-INTERNET4 - AT&T WorldNet Services 18 - AS9121 39257 0.4% 179.3 -- TTNET TTnet Autonomous System 19 - AS10275 38498 0.4% 19249.0 -- AS-UNITEDNETWORK - ABS-CBN International 20 - AS288 37692 0.4% 311.5 -- European Space Agency TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS43403 100136 1.0% 50068.0 -- SVIAZ-PLUS-AS LLC "Sviaz Plus" 2 - AS10275 38498 0.4% 19249.0 -- AS-UNITEDNETWORK - ABS-CBN International 3 - AS26829 15133 0.1% 15133.0 -- YKK-USA - YKK USA,INC 4 - AS17540 9744 0.1% 9744.0 -- MTL-AP Modern Terminals Limited 5 - AS34382 8026 0.1% 8026.0 -- ASSYRUS-SRL-AS Assyrus Srl Maintainer 6 - AS36011 11998 0.1% 5999.0 -- AHSYS-ASN - Atlantic Health System 7 - AS30707 14309 0.1% 4769.7 -- 8 - AS9264 12739 0.1% 4246.3 -- ASNET Academic Sinica 9 - AS42611 3539 0.0% 3539.0 -- HOSTUA-AS hosing.com.ua AS 10 - AS32650 3342 0.0% 3342.0 -- SANDHILLS-SW - SANDHILLS PUBLISHING 11 - AS20007 3057 0.0% 3057.0 -- AS-ALOGI - ALOGIENT INC. 12 - AS30619 59785 0.6% 2989.2 -- TDM-AS 13 - AS24697 5377 0.1% 2688.5 -- SATURN-ASN Saturn ISP AS 14 - AS6174 5051 0.1% 2525.5 -- SPRINTLINK8 - Sprint 15 - AS28733 7304 0.1% 2434.7 -- AVIGAL-AS IT master LLC 16 - AS39396 13272 0.1% 2212.0 -- NBIS-AS NBI Systems Ltd. 17 - AS34770 15254 0.1% 2179.1 -- ELITSAT-AS Elit SAT AD - Rousse 18 - AS16637 89625 0.9% 2036.9 -- MTNNS-AS 19 - AS27093 1970 0.0% 1970.0 -- DDN-ASNBLK1 - DoD Network Information Center 20 - AS31949 1606 0.0% 1606.0 -- APEXDIGITAL - Apex Digital TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 203.101.87.0/24 63160 0.6% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 2 - 202.56.250.0/24 60693 0.6% AS9498 -- BBIL-AP BHARTI BT INTERNET LTD. 3 - 210.18.10.0/24 56553 0.5% AS9583 -- SIFY-AS-IN Sify Limited 4 - 221.135.22.0/24 52442 0.5% AS9583 -- SIFY-AS-IN Sify Limited 5 - 193.46.60.0/24 51836 0.5% AS43403 -- SVIAZ-PLUS-AS LLC "Sviaz Plus" 6 - 221.135.113.0/24 50596 0.5% AS9583 -- SIFY-AS-IN Sify Limited 7 - 91.194.244.0/24 48300 0.4% AS43403 -- SVIAZ-PLUS-AS LLC "Sviaz Plus" 8 - 192.96.14.0/24 44387 0.4% AS16637 -- MTNNS-AS 9 - 192.96.13.0/24 44376 0.4% AS16637 -- MTNNS-AS 10 - 210.214.177.0/24 43484 0.4% AS9583 -- SIFY-AS-IN Sify Limited 11 - 210.214.173.0/24 43195 0.4% AS9583 -- SIFY-AS-IN Sify Limited 12 - 221.135.77.0/24 43057 0.4% AS9583 -- SIFY-AS-IN Sify Limited 13 - 210.214.221.0/24 43054 0.4% AS9583 -- SIFY-AS-IN Sify Limited 14 - 210.214.210.0/24 42956 0.4% AS9583 -- SIFY-AS-IN Sify Limited 15 - 210.214.220.0/24 42898 0.4% AS9583 -- SIFY-AS-IN Sify Limited 16 - 210.214.211.0/24 42808 0.4% AS9583 -- SIFY-AS-IN Sify Limited 17 - 210.214.172.0/24 42708 0.4% AS9583 -- SIFY-AS-IN Sify Limited 18 - 209.163.125.0/24 40119 0.4% AS14390 -- CORENET - Coretel America, Inc. 19 - 210.214.179.0/24 28320 0.3% AS9583 -- SIFY-AS-IN Sify Limited 20 - 210.214.183.0/24 28153 0.3% AS9583 -- SIFY-AS-IN Sify Limited 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