BGP Update Report

Fri Mar 20 11:00:05 UTC 2009

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

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