BGP Update Report Interval: 29-Sep-08 -to- 30-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 194959 1.8% 174.2 -- SIFY-AS-IN Sify Limited 2 - AS4538 117869 1.1% 23.2 -- ERX-CERNET-BKB China Education and Research Network Center 3 - AS6389 96967 0.9% 22.0 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 4 - AS1803 93586 0.9% 67.4 -- ICMNET-5 - Sprint 5 - AS6629 71416 0.7% 1098.7 -- NOAA-AS - NOAA 6 - AS20115 67120 0.6% 28.7 -- CHARTER-NET-HKY-NC - Charter Communications 7 - AS8151 65720 0.6% 27.4 -- Uninet S.A. de C.V. 8 - AS5691 64633 0.6% 4971.8 -- MITRE-AS-5 - The MITRE Corporation 9 - AS9051 61506 0.6% 384.4 -- IDM Autonomous System 10 - AS10396 50322 0.5% 653.5 -- COQUI-NET - DATACOM CARIBE, INC. 11 - AS7046 48974 0.5% 82.9 -- UUNET-CUSTOMER - MCI Communications Services, Inc. d/b/a Verizon Business 12 - AS2386 45822 0.4% 27.8 -- INS-AS - AT&T Data Communications Services 13 - AS22492 44217 0.4% 14739.0 -- 14 - AS20255 43679 0.4% 1409.0 -- Tecnowind S.A. 15 - AS209 43308 0.4% 13.6 -- ASN-QWEST - Qwest Communications Corporation 16 - AS6458 43061 0.4% 106.9 -- Telgua 17 - AS10986 42338 0.4% 475.7 -- Intermedia Comunicaciones S.A. 18 - AS7643 41356 0.4% 23.8 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT) 19 - AS17974 40394 0.4% 49.6 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 20 - AS34116 39164 0.4% 391.6 -- CYBER-AS Cyber Net AS TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS14593 37576 0.3% 37576.0 -- BRAND-INSTITUTE - Brand Instiute, Inc. 2 - AS43299 21481 0.2% 21481.0 -- TELECONTACT-AS Telecontact Ltd. 3 - AS22492 44217 0.4% 14739.0 -- 4 - AS37026 21593 0.2% 10796.5 -- SALT-ASN 5 - AS5691 64633 0.6% 4971.8 -- MITRE-AS-5 - The MITRE Corporation 6 - AS30287 4469 0.0% 4469.0 -- ALON-USA - ALON USA, LP 7 - AS21603 36845 0.3% 3684.5 -- Universidad La Salle, AC 8 - AS23082 18245 0.2% 3649.0 -- MPHI - Michigan Public Health Institute 9 - AS30969 29150 0.3% 3643.8 -- TAN-NET TransAfrica Networks 10 - AS29910 3501 0.0% 3501.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 11 - AS41007 15591 0.1% 3118.2 -- CTCASTANA CTC ASTANA, KZ 12 - AS4130 15251 0.1% 3050.2 -- UPITT-AS - University of Pittsburgh 13 - AS8266 2934 0.0% 2934.0 -- NEXUSTEL Nexus Telecommunications 14 - AS38180 2450 0.0% 2450.0 -- ETPI-IDS-JOLLIBEE-AS-AP 6/Fth floor JOLLIBEE PLAZA, Emerald Ave. Ortigas Center Pasig City. 15 - AS5033 20329 0.2% 2258.8 -- ISW - Internet Specialties West Inc. 16 - AS23917 2238 0.0% 2238.0 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane 17 - AS44194 2078 0.0% 2078.0 -- FREIFUNK-BERLIN-AS Freifunk Berlin 18 - AS25799 1998 0.0% 1998.0 -- HOLMAN - Holman Enterprises 19 - AS39105 1888 0.0% 1888.0 -- CLASS-AS SC Class Computers And Service SRL 20 - AS42521 1724 0.0% 1724.0 -- COFUND-AS Fundacja Fundusz Wspolpracy TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 192.12.120.0/24 64364 0.6% AS5691 -- MITRE-AS-5 - The MITRE Corporation 2 - 221.134.222.0/24 62651 0.6% AS9583 -- SIFY-AS-IN Sify Limited 3 - 210.214.151.0/24 60986 0.6% AS9583 -- SIFY-AS-IN Sify Limited 4 - 221.135.80.0/24 46255 0.4% AS9583 -- SIFY-AS-IN Sify Limited 5 - 194.126.143.0/24 44980 0.4% AS9051 -- IDM Autonomous System 6 - 12.2.46.0/24 44187 0.4% AS22492 -- 7 - 12.8.7.0/24 37576 0.3% AS14593 -- BRAND-INSTITUTE - Brand Instiute, Inc. 8 - 200.33.104.0/23 36176 0.3% AS21603 -- Universidad La Salle, AC 9 - 221.128.192.0/18 25369 0.2% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 10 - 192.102.88.0/24 23637 0.2% AS6629 -- NOAA-AS - NOAA 11 - 196.42.0.0/20 23578 0.2% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 12 - 198.77.177.0/24 23532 0.2% AS6629 -- NOAA-AS - NOAA 13 - 72.50.96.0/20 23493 0.2% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 14 - 192.35.129.0/24 23460 0.2% AS6629 -- NOAA-AS - NOAA 15 - 78.40.24.0/21 21481 0.2% AS43299 -- TELECONTACT-AS Telecontact Ltd. 16 - 200.108.200.0/24 21443 0.2% AS20255 -- Tecnowind S.A. 17 - 200.108.220.0/24 21434 0.2% AS20255 -- Tecnowind S.A. 18 - 64.162.116.0/24 20217 0.2% AS5033 -- ISW - Internet Specialties West Inc. 19 - 89.4.131.0/24 15291 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA) 20 - 150.212.224.0/19 15199 0.1% AS4130 -- UPITT-AS - University of Pittsburgh 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