BGP Update Report Interval: 15-Sep-08 -to- 16-Oct-08 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9583 216771 3.0% 179.6 -- SIFY-AS-IN Sify Limited 2 - AS1803 101971 1.4% 74.2 -- ICMNET-5 - Sprint 3 - AS20255 79452 1.1% 2563.0 -- Tecnowind S.A. 4 - AS5691 78852 1.1% 6065.5 -- MITRE-AS-5 - The MITRE Corporation 5 - AS8151 61504 0.8% 25.4 -- Uninet S.A. de C.V. 6 - AS9051 60317 0.8% 384.2 -- IDM Autonomous System 7 - AS10986 53349 0.7% 599.4 -- Intermedia Comunicaciones S.A. 8 - AS14593 52344 0.7% 52344.0 -- BRAND-INSTITUTE - Brand Instiute, Inc. 9 - AS10396 48019 0.7% 631.8 -- COQUI-NET - DATACOM CARIBE, INC. 10 - AS30890 47599 0.7% 45.3 -- EVOLVA Evolva Telecom 11 - AS4274 43374 0.6% 637.9 -- ERX-AU-NET Assumption University 12 - AS20115 40531 0.6% 17.7 -- CHARTER-NET-HKY-NC - Charter Communications 13 - AS6458 39406 0.5% 110.1 -- Telgua 14 - AS4538 39163 0.5% 7.8 -- ERX-CERNET-BKB China Education and Research Network Center 15 - AS7046 37553 0.5% 129.5 -- UUNET-CUSTOMER - MCI Communications Services, Inc. d/b/a Verizon Business 16 - AS14846 37505 0.5% 852.4 -- CGNOGE - NBC Internet 17 - AS6629 36602 0.5% 563.1 -- NOAA-AS - NOAA 18 - AS209 36437 0.5% 11.5 -- ASN-QWEST - Qwest Communications Corporation 19 - AS17974 35134 0.5% 43.1 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 20 - AS1295 32359 0.5% 829.7 -- BGNOGE - General Electric Company TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS14593 52344 0.7% 52344.0 -- BRAND-INSTITUTE - Brand Instiute, Inc. 2 - AS4184 27084 0.4% 13542.0 -- STORTEK-WHQ - Storage Technology Corporation 3 - AS32761 12590 0.2% 12590.0 -- WASSE-NYC - Wasserstein & Co. 4 - AS8266 10744 0.1% 10744.0 -- NEXUSTEL Nexus Telecommunications 5 - AS43299 10153 0.1% 10153.0 -- TELECONTACT-AS Telecontact Ltd. 6 - AS22492 25731 0.4% 8577.0 -- 7 - AS29910 6260 0.1% 6260.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 8 - AS5691 78852 1.1% 6065.5 -- MITRE-AS-5 - The MITRE Corporation 9 - AS38180 5561 0.1% 5561.0 -- ETPI-IDS-JOLLIBEE-AS-AP 6/Fth floor JOLLIBEE PLAZA, Emerald Ave. Ortigas Center Pasig City. 10 - AS37026 10428 0.1% 5214.0 -- SALT-ASN 11 - AS11971 32063 0.4% 4580.4 -- PFIZERNET-GROTON - PFIZER INC. 12 - AS30969 31919 0.4% 3989.9 -- TAN-NET TransAfrica Networks 13 - AS44194 3975 0.1% 3975.0 -- FREIFUNK-BERLIN-AS Freifunk Berlin 14 - AS23082 19707 0.3% 3941.4 -- MPHI - Michigan Public Health Institute 15 - AS4557 6434 0.1% 3217.0 -- EP0-BLK-ASNBLOCK-7 - EP.NET, LLC. 16 - AS20255 79452 1.1% 2563.0 -- Tecnowind S.A. 17 - AS23917 2353 0.0% 2353.0 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane 18 - AS41007 11206 0.1% 2241.2 -- CTCASTANA CTC ASTANA, KZ 19 - AS9747 11654 0.2% 1942.3 -- EZINTERNET-AS-AP EZInternet Pty Ltd 20 - AS39105 1932 0.0% 1932.0 -- CLASS-AS SC Class Computers And Service SRL TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 192.12.120.0/24 78821 1.0% AS5691 -- MITRE-AS-5 - The MITRE Corporation 2 - 210.214.151.0/24 62691 0.8% AS9583 -- SIFY-AS-IN Sify Limited 3 - 221.134.222.0/24 60455 0.8% AS9583 -- SIFY-AS-IN Sify Limited 4 - 12.8.7.0/24 52344 0.7% AS14593 -- BRAND-INSTITUTE - Brand Instiute, Inc. 5 - 221.135.80.0/24 47794 0.6% AS9583 -- SIFY-AS-IN Sify Limited 6 - 194.126.143.0/24 46265 0.6% AS9051 -- IDM Autonomous System 7 - 200.108.200.0/24 40038 0.5% AS20255 -- Tecnowind S.A. 8 - 200.108.220.0/24 39043 0.5% AS20255 -- Tecnowind S.A. 9 - 12.18.36.0/24 31769 0.4% AS11971 -- PFIZERNET-GROTON - PFIZER INC. 10 - 221.128.192.0/18 26956 0.3% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 11 - 12.2.46.0/24 25677 0.3% AS22492 -- 12 - 210.210.112.0/24 23429 0.3% AS9583 -- SIFY-AS-IN Sify Limited 13 - 196.42.0.0/20 23427 0.3% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 14 - 72.50.96.0/20 23343 0.3% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 15 - 89.4.131.0/24 15849 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 16 - 196.27.108.0/22 15839 0.2% AS30969 -- TAN-NET TransAfrica Networks 17 - 196.27.104.0/21 15819 0.2% AS30969 -- TAN-NET TransAfrica Networks 18 - 200.33.104.0/23 15804 0.2% AS21603 -- Universidad La Salle, AC 19 - 64.162.116.0/24 13892 0.2% AS5033 -- ISW - Internet Specialties West Inc. 20 - 199.117.144.0/22 13547 0.2% AS4184 -- STORTEK-WHQ - Storage Technology Corporation 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