BGP Update Report
Interval: 16-Feb-09 -to- 19-Mar-09 (32 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS9583 253960 5.8% 239.4 -- SIFY-AS-IN Sify Limited
2 - AS3130 89734 2.1% 690.3 -- RGNET-3130 RGnet/PSGnet
3 - AS6629 47663 1.1% 6809.0 -- NOAA-AS - NOAA
4 - AS17974 38119 0.9% 73.4 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia
5 - AS35805 35885 0.8% 119.6 -- UTG-AS United Telecom AS
6 - AS5056 31399 0.7% 273.0 -- INS-NET-2 - Iowa Network Services
7 - AS4771 29929 0.7% 114.2 -- NZTELECOM Netgate
8 - AS6458 28813 0.7% 86.5 -- Telgua
9 - AS9498 28440 0.7% 40.7 -- BBIL-AP BHARTI Airtel Ltd.
10 - AS29372 27845 0.6% 312.9 -- SFR-NETWORK SFR
11 - AS17488 25506 0.6% 15.5 -- HATHWAY-NET-AP Hathway IP Over Cable Internet
12 - AS5050 24268 0.6% 2426.8 -- PSC-EXT - Pittsburgh Supercomputing Center
13 - AS9829 24134 0.6% 38.3 -- BSNL-NIB National Internet Backbone
14 - AS30306 23561 0.5% 5890.2 -- AfOL-Sz-AS
15 - AS7643 22355 0.5% 19.6 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT)
16 - AS4648 21617 0.5% 106.0 -- NZIX-2 Netgate
17 - AS4795 19482 0.5% 59.9 -- INDOSATM2-ID INDOSATM2 ASN
18 - AS8103 19256 0.4% 32.1 -- STATE-OF-FLA - Florida Department of Management Services - Technology Program
19 - AS4249 18550 0.4% 106.0 -- LILLY-AS - Eli Lilly and Company
20 - AS10620 17379 0.4% 20.3 -- TV Cable S.A.
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS5691 10287 0.2% 10287.0 -- MITRE-AS-5 - The MITRE Corporation
2 - AS6629 47663 1.1% 6809.0 -- NOAA-AS - NOAA
3 - AS30306 23561 0.5% 5890.2 -- AfOL-Sz-AS
4 - AS19017 5796 0.1% 5796.0 -- QUALCOMM-QWBS-LV - Qualcomm, Inc.
5 - AS6312 3279 0.1% 3279.0 -- WESTWORLD-AS - WestWorld Media, LLC
6 - AS8225 3108 0.1% 3108.0 -- ASTELIT-MSK-AS Astelit Autonomous System
7 - AS41343 5906 0.1% 2953.0 -- TRIUNFOTEL-ASN TRIUNFOTEL
8 - AS5050 24268 0.6% 2426.8 -- PSC-EXT - Pittsburgh Supercomputing Center
9 - AS28194 4620 0.1% 2310.0 --
10 - AS46653 6467 0.1% 2155.7 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A.
11 - AS12500 6320 0.1% 2106.7 -- RCS-AS RCS Autonomus System
12 - AS8755 2068 0.1% 2068.0 -- CITYLINESPB-AS CityLine-SPb Autonomous System
13 - AS48144 2006 0.1% 2006.0 -- NETWORKTECH Network Technology
14 - AS30552 1966 0.1% 1966.0 -- SAINT-JOSEPHS-HOSPITAL-OF-ATLANTA - Saint Joseph's Hospital of Atlanta
15 - AS3944 1944 0.0% 1944.0 -- PARTAN-LAB - Partan & Partan
16 - AS32398 12766 0.3% 1595.8 -- REALNET-ASN-1
17 - AS46328 14167 0.3% 1574.1 -- PTCNEBRASKA - PIERCE TELEPHONE COMPANY, INCORPORATED
18 - AS35335 1527 0.0% 1527.0 -- ESSTU-AS East-Siberian State Technological University AS
19 - AS30287 1492 0.0% 1492.0 -- ALON-USA - ALON USA, LP
20 - AS30520 5756 0.1% 1439.0 -- NUANCE-SOMERVILLE - NUANCE COMMUNICATIONS, INC
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 72.23.246.0/24 24166 0.5% AS5050 -- PSC-EXT - Pittsburgh Supercomputing Center
2 - 221.134.32.0/24 22424 0.5% AS9583 -- SIFY-AS-IN Sify Limited
3 - 221.135.105.0/24 21045 0.4% AS9583 -- SIFY-AS-IN Sify Limited
4 - 210.214.177.0/24 20999 0.4% AS9583 -- SIFY-AS-IN Sify Limited
5 - 210.214.232.0/24 20910 0.4% AS9583 -- SIFY-AS-IN Sify Limited
6 - 210.214.184.0/24 20833 0.4% AS9583 -- SIFY-AS-IN Sify Limited
7 - 210.214.156.0/24 20830 0.4% AS9583 -- SIFY-AS-IN Sify Limited
8 - 210.214.132.0/24 20826 0.4% AS9583 -- SIFY-AS-IN Sify Limited
9 - 210.214.222.0/24 20744 0.4% AS9583 -- SIFY-AS-IN Sify Limited
10 - 210.214.146.0/24 20619 0.4% AS9583 -- SIFY-AS-IN Sify Limited
11 - 210.214.117.0/24 20472 0.4% AS9583 -- SIFY-AS-IN Sify Limited
12 - 210.210.127.0/24 20403 0.4% AS9583 -- SIFY-AS-IN Sify Limited
13 - 192.35.129.0/24 15986 0.3% AS6629 -- NOAA-AS - NOAA
14 - 192.102.88.0/24 15872 0.3% AS6629 -- NOAA-AS - NOAA
15 - 198.77.177.0/24 15790 0.3% AS6629 -- NOAA-AS - NOAA
16 - 41.204.2.0/24 12442 0.3% AS32398 -- REALNET-ASN-1
17 - 212.85.223.0/24 11395 0.2% AS30306 -- AfOL-Sz-AS
18 - 212.85.220.0/24 11387 0.2% AS19711 -- SWAZI-NET
AS30306 -- AfOL-Sz-AS
20 - 205.104.240.0/20 10674 0.2% AS5237 -- DODNIC - DoD Network Information Center
AS5839 -- DDN-ASNBLK - DoD Network Information Center
Details at http://bgpupdates.potaroo.net