BGP Update Report
Interval: 08-Sep-08 -to- 09-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 238199 3.0% 195.7 -- SIFY-AS-IN Sify Limited
2 - AS1803 117148 1.5% 85.5 -- ICMNET-5 - Sprint
3 - AS20255 79393 1.0% 2561.1 -- Tecnowind S.A.
4 - AS5691 78741 1.0% 6057.0 -- MITRE-AS-5 - The MITRE Corporation
5 - AS4538 72727 0.9% 14.4 -- ERX-CERNET-BKB China Education and Research Network Center
6 - AS8151 61709 0.8% 25.4 -- Uninet S.A. de C.V.
7 - AS9051 61564 0.8% 389.6 -- IDM Autonomous System
8 - AS10986 53459 0.7% 614.5 -- Intermedia Comunicaciones S.A.
9 - AS14593 52003 0.7% 52003.0 -- BRAND-INSTITUTE - Brand Instiute, Inc.
10 - AS30890 48547 0.6% 36.1 -- EVOLVA Evolva Telecom
11 - AS10396 48464 0.6% 850.2 -- COQUI-NET - DATACOM CARIBE, INC.
12 - AS209 44861 0.6% 14.9 -- ASN-QWEST - Qwest Communications Corporation
13 - AS4274 43711 0.6% 642.8 -- ERX-AU-NET Assumption University
14 - AS11971 43380 0.6% 6197.1 -- PFIZERNET-GROTON - PFIZER INC.
15 - AS6389 41956 0.5% 9.7 -- BELLSOUTH-NET-BLK - BellSouth.net Inc.
16 - AS4184 40597 0.5% 20298.5 -- STORTEK-WHQ - Storage Technology Corporation
17 - AS17974 37938 0.5% 46.5 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia
18 - AS6458 37076 0.5% 103.9 -- Telgua
19 - AS14846 36603 0.5% 831.9 -- CGNOGE - NBC Internet
20 - AS7046 36113 0.5% 124.1 -- UUNET-CUSTOMER - MCI Communications Services, Inc. d/b/a Verizon Business
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS14593 52003 0.7% 52003.0 -- BRAND-INSTITUTE - Brand Instiute, Inc.
2 - AS4184 40597 0.5% 20298.5 -- STORTEK-WHQ - Storage Technology Corporation
3 - AS8266 17640 0.2% 17640.0 -- NEXUSTEL Nexus Telecommunications
4 - AS38180 6358 0.1% 6358.0 -- ETPI-IDS-JOLLIBEE-AS-AP 6/Fth floor JOLLIBEE PLAZA, Emerald Ave. Ortigas Center Pasig City.
5 - AS11971 43380 0.6% 6197.1 -- PFIZERNET-GROTON - PFIZER INC.
6 - AS5691 78741 1.0% 6057.0 -- MITRE-AS-5 - The MITRE Corporation
7 - AS29910 5975 0.1% 5975.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI
8 - AS22492 13879 0.2% 4626.3 --
9 - AS43299 4399 0.1% 4399.0 -- TELECONTACT-AS Telecontact Ltd.
10 - AS4557 7873 0.1% 3936.5 -- EP0-BLK-ASNBLOCK-7 - EP.NET, LLC.
11 - AS23082 18868 0.2% 3773.6 -- MPHI - Michigan Public Health Institute
12 - AS30969 29091 0.4% 3636.4 -- TAN-NET TransAfrica Networks
13 - AS44194 2887 0.0% 2887.0 -- FREIFUNK-BERLIN-AS Freifunk Berlin
14 - AS20255 79393 1.0% 2561.1 -- Tecnowind S.A.
15 - AS23917 2341 0.0% 2341.0 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane
16 - AS39105 1929 0.0% 1929.0 -- CLASS-AS SC Class Computers And Service SRL
17 - AS42521 1539 0.0% 1539.0 -- COFUND-AS Fundacja Fundusz Wspolpracy
18 - AS41007 7567 0.1% 1513.4 -- CTCASTANA CTC ASTANA, KZ
19 - AS10221 5672 0.1% 1418.0 -- HEWLETT-PACKARD Multi-homed connections to multiple ISP's providing
20 - AS9747 11087 0.1% 1385.9 -- EZINTERNET-AS-AP EZInternet Pty Ltd
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 192.12.120.0/24 78689 0.9% AS5691 -- MITRE-AS-5 - The MITRE Corporation
2 - 210.214.151.0/24 62057 0.7% AS9583 -- SIFY-AS-IN Sify Limited
3 - 221.134.222.0/24 58932 0.7% AS9583 -- SIFY-AS-IN Sify Limited
4 - 12.8.7.0/24 52003 0.6% AS14593 -- BRAND-INSTITUTE - Brand Instiute, Inc.
5 - 221.135.80.0/24 47252 0.6% AS9583 -- SIFY-AS-IN Sify Limited
6 - 194.126.143.0/24 46733 0.6% AS9051 -- IDM Autonomous System
7 - 12.18.36.0/24 43156 0.5% AS11971 -- PFIZERNET-GROTON - PFIZER INC.
8 - 200.108.200.0/24 40036 0.5% AS20255 -- Tecnowind S.A.
9 - 200.108.220.0/24 39041 0.5% AS20255 -- Tecnowind S.A.
10 - 210.210.112.0/24 33861 0.4% AS9583 -- SIFY-AS-IN Sify Limited
11 - 221.128.192.0/18 27607 0.3% AS18231 -- EXATT-AS-AP IOL NETCOM LTD
12 - 196.42.0.0/20 23583 0.3% AS10396 -- COQUI-NET - DATACOM CARIBE, INC.
13 - 72.50.96.0/20 23578 0.3% AS10396 -- COQUI-NET - DATACOM CARIBE, INC.
14 - 199.117.144.0/22 20303 0.2% AS4184 -- STORTEK-WHQ - Storage Technology Corporation
15 - 129.80.0.0/16 20294 0.2% AS4184 -- STORTEK-WHQ - Storage Technology Corporation
16 - 221.135.251.0/24 19158 0.2% AS9583 -- SIFY-AS-IN Sify Limited
17 - 193.93.148.0/22 17640 0.2% AS8266 -- NEXUSTEL Nexus Telecommunications
18 - 83.228.71.0/24 15348 0.2% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc.
19 - 89.4.131.0/24 14913 0.2% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
20 - 196.27.108.0/22 14426 0.2% AS30969 -- TAN-NET TransAfrica Networks
Details at http://bgpupdates.potaroo.net