BGP Update Report Interval: 28-Jul-08 -to- 28-Aug-08 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9583 161731 2.9% 129.3 -- SIFY-AS-IN Sify Limited 2 - AS1803 102448 1.8% 78.9 -- ICMNET-5 - Sprint 3 - AS5691 75708 1.4% 5823.7 -- MITRE-AS-5 - The MITRE Corporation 4 - AS8151 70862 1.3% 31.8 -- Uninet S.A. de C.V. 5 - AS9051 63939 1.1% 404.7 -- IDM Autonomous System 6 - AS4538 47320 0.8% 9.4 -- ERX-CERNET-BKB China Education and Research Network Center 7 - AS10396 39967 0.7% 579.2 -- COQUI-NET - DATACOM CARIBE, INC. 8 - AS17488 37375 0.7% 25.3 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 9 - AS8866 35099 0.6% 109.0 -- BTC-AS Bulgarian Telecommunication Company Plc. 10 - AS9299 33606 0.6% 26.2 -- IPG-AS-AP Philippine Long Distance Telephone Company 11 - AS6298 33223 0.6% 15.6 -- COX-PHX - Cox Communications Inc. 12 - AS14522 32412 0.6% 158.1 -- Satnet 13 - AS6389 31280 0.6% 7.6 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 14 - AS5056 30874 0.6% 253.1 -- INS-NET-2 - Iowa Network Services 15 - AS3464 30227 0.5% 81.3 -- ASC-NET - Alabama Supercomputer Network 16 - AS28194 29473 0.5% 4912.2 -- 17 - AS209 29222 0.5% 5.9 -- ASN-QWEST - Qwest 18 - AS18231 28359 0.5% 114.8 -- EXATT-AS-AP IOL NETCOM LTD 19 - AS17974 27926 0.5% 36.8 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 20 - AS33783 27785 0.5% 199.9 -- EEPAD TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS14593 18957 0.3% 18957.0 -- BRAND-INSTITUTE - Brand Instiute, Inc. 2 - AS29910 8263 0.1% 8263.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 3 - AS47467 14731 0.3% 7365.5 -- GRIFFEL Griffel AB 4 - AS5691 75708 1.4% 5823.7 -- MITRE-AS-5 - The MITRE Corporation 5 - AS28194 29473 0.5% 4912.2 -- 6 - AS40627 8677 0.2% 4338.5 -- RC-COLO1 - RingCentral Inc 7 - AS43299 3980 0.1% 3980.0 -- TELECONTACT-AS Telecontact Ltd. 8 - AS23082 18566 0.3% 3713.2 -- MPHI - Michigan Public Health Institute 9 - AS27245 5896 0.1% 2948.0 -- HEIDRICK-CHICAGO - HEIDRICK 10 - AS39748 2137 0.0% 2137.0 -- VITAS VITAS LLC 11 - AS30929 2110 0.0% 2110.0 -- HUTCB Hidrotechnical Faculty - Technical University 12 - AS4184 4002 0.1% 2001.0 -- STORTEK-WHQ - Storage Technology Corporation 13 - AS23917 1888 0.0% 1888.0 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane 14 - AS14756 1796 0.0% 1796.0 -- ATMOSPHERE-AS - Atmosphere 15 - AS39794 1782 0.0% 1782.0 -- EL-KOZIENICE-AS Elektrownia Kozienice S.A. 16 - AS30969 18315 0.3% 1665.0 -- TAN-NET TransAfrica Networks 17 - AS11268 1651 0.0% 1651.0 -- WNM-ORG - Walls New Media 18 - AS42795 1599 0.0% 1599.0 -- XEROX-GENERAL-AS Xerox General Services 19 - AS31567 15881 0.3% 1588.1 -- AKSORAN Aksoran LCC 20 - AS28542 1543 0.0% 1543.0 -- Gobierno del Estado de Coahuila TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 192.12.120.0/24 75632 1.2% AS5691 -- MITRE-AS-5 - The MITRE Corporation 2 - 194.126.143.0/24 61225 1.0% AS9051 -- IDM Autonomous System 3 - 221.134.222.0/24 60139 1.0% AS9583 -- SIFY-AS-IN Sify Limited 4 - 83.228.71.0/24 28026 0.5% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 5 - 221.128.192.0/18 25757 0.4% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 6 - 72.50.96.0/20 24225 0.4% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 7 - 12.8.7.0/24 18957 0.3% AS14593 -- BRAND-INSTITUTE - Brand Instiute, Inc. 8 - 210.214.151.0/24 14904 0.2% AS9583 -- SIFY-AS-IN Sify Limited 9 - 196.42.0.0/20 14593 0.2% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 10 - 89.38.98.0/23 13305 0.2% AS6663 -- EUROWEBRO Euroweb Romania SA 11 - 210.210.112.0/24 12032 0.2% AS9583 -- SIFY-AS-IN Sify Limited 12 - 221.135.80.0/24 11995 0.2% AS9583 -- SIFY-AS-IN Sify Limited 13 - 203.63.26.0/24 11584 0.2% AS9747 -- EZINTERNET-AS-AP EZInternet Pty Ltd 14 - 195.251.5.0/24 11458 0.2% AS5408 -- GR-NET Greek Research & Technology Network, http://www.grnet.gr 15 - 196.27.104.0/21 8984 0.1% AS30969 -- TAN-NET TransAfrica Networks 16 - 83.239.192.0/21 8925 0.1% AS42362 -- ALANIA-AS Sevosetinelectrosvyaz 17 - 205.162.132.0/23 8880 0.1% AS23541 -- Scarlet B.V. 18 - 196.27.108.0/22 8849 0.1% AS30969 -- TAN-NET TransAfrica Networks 19 - 202.52.245.0/24 8368 0.1% AS4613 -- MOS-NP Mercantile Office Systems 20 - 63.239.134.0/24 8263 0.1% AS29910 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 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