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BGP Update Report

BGP Update Report
Interval: 23-Mar-09 -to- 23-Apr-09 (32 days)
Observation Point: BGP Peering with AS131072

TOP 20 Unstable Origin AS
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS6389           347165  4.2%      79.4 -- BELLSOUTH-NET-BLK - BellSouth.net Inc.
 2 - AS2386            97456  1.2%      75.6 -- INS-AS - AT&T Data Communications Services
 3 - AS8452            88023  1.1%      61.4 -- TEDATA TEDATA
 4 - AS6478            74893  0.9%      54.0 -- ATT-INTERNET3 - AT&T WorldNet Services
 5 - AS29049           72202  0.9%     222.8 -- DELTA-TELECOM-AS Delta Telecom LTD.
 6 - AS17488           71849  0.9%      46.1 -- HATHWAY-NET-AP Hathway IP Over Cable Internet
 7 - AS11492           60689  0.7%      49.4 -- CABLEONE - CABLE ONE, INC.
 8 - AS7018            53533  0.7%      35.3 -- ATT-INTERNET4 - AT&T WorldNet Services
 9 - AS12978           53255  0.7%     294.2 -- DOGAN-ONLINE Dogan Iletisim Elektronik Servis Hizmetleri AS
10 - AS19262           51431  0.6%      52.2 -- VZGNI-TRANSIT - Verizon Internet Services Inc.
11 - AS3130            51157  0.6%     198.3 -- RGNET-3130 RGnet/PSGnet
12 - AS4323            51029  0.6%      11.8 -- TWTC - tw telecom holdings, inc.
13 - AS10796           48612  0.6%      83.7 -- SCRR-10796 - Road Runner HoldCo LLC
14 - AS9829            46946  0.6%      71.2 -- BSNL-NIB National Internet Backbone
15 - AS35805           46767  0.6%     144.8 -- UTG-AS United Telecom AS
16 - AS4755            46138  0.6%      37.0 -- TATACOMM-AS TATA Communications formerly VSNL is Leading ISP
17 - AS20115           42268  0.5%      25.3 -- CHARTER-NET-HKY-NC - Charter Communications
18 - AS8151            41307  0.5%      27.6 -- Uninet S.A. de C.V.
19 - AS9498            41056  0.5%      55.1 -- BBIL-AP BHARTI Airtel Ltd.
20 - AS7643            34446  0.4%      31.2 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT)


TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN                Upds     %  Upds/Pfx    AS-Name
 1 - AS7717             7985  0.1%    7985.0 -- OPENIXP-AS-ID-AP OpenIXP ASN
 2 - AS46653           17208  0.2%    5736.0 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A.
 3 - AS15045           11268  0.1%    3756.0 -- KITTELSON - KITTELSON AND ASSOCIATES, INC.
 4 - AS14223            6661  0.1%    3330.5 -- NYSDOH - New York State Department of Health
 5 - AS32398           18185  0.2%    3030.8 -- REALNET-ASN-1
 6 - AS30423            4072  0.1%    2036.0 -- AMEDI-3-ASN1 - Amedisys, Inc.
 7 - AS46328           16488  0.2%    1832.0 -- PTCNEBRASKA - PIERCE TELEPHONE COMPANY, INCORPORATED
 8 - AS5050            24819  0.3%    1772.8 -- PSC-EXT - Pittsburgh Supercomputing Center
 9 - AS47640            5116  0.1%    1705.3 -- TRICOMPAS Tricomp Sp. z. o. o.
10 - AS40967            1521  0.0%    1521.0 -- CSF-AS CSF Computersoftware fuer Fachanwendungen GmbH
11 - AS9796             3838  0.1%    1279.3 -- WIPRO Internet Service Providers
12 - AS28256            1275  0.0%    1275.0 -- 
13 - AS34321            2295  0.0%    1147.5 -- LDK-AS Institute of strategic marks, Kiev, Ukraine
14 - AS21491           32496  0.4%    1048.3 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
15 - AS19017            1016  0.0%    1016.0 -- QUALCOMM-QWBS-LV - Qualcomm, Inc.
16 - AS19398            1941  0.0%     970.5 -- INDENET - Indenet.net
17 - AS40344             946  0.0%     946.0 -- PROSK-1 - Pro Sky Wireless
18 - AS34996             874  0.0%     874.0 -- ANADOLUSIGORTA-AS Anadolu Sigorta AS
19 - AS17975           10440  0.1%     870.0 -- APT-AP AS# for peering purpose with IX and ISP.
20 - AS5691            10633  0.1%     817.9 -- MITRE-AS-5 - The MITRE Corporation


TOP 20 Unstable Prefixes
Rank Prefix             Upds     % Origin AS -- AS Name
 1 - 72.23.246.0/24    24718  0.3%   AS5050  -- PSC-EXT - Pittsburgh Supercomputing Center
 2 - 41.204.2.0/24     17903  0.2%   AS32398 -- REALNET-ASN-1
 3 - 199.45.13.0/24    17186  0.2%   AS46653 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A.
 4 - 192.35.129.0/24   10828  0.1%   AS6629  -- NOAA-AS - NOAA
 5 - 222.255.51.64/26  10760  0.1%   AS7643  -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT)
 6 - 198.77.177.0/24   10723  0.1%   AS6629  -- NOAA-AS - NOAA
 7 - 192.102.88.0/24   10685  0.1%   AS6629  -- NOAA-AS - NOAA
 8 - 192.12.120.0/24   10508  0.1%   AS5691  -- MITRE-AS-5 - The MITRE Corporation
 9 - 121.101.184.0/24   8030  0.1%   AS38785 -- BAGUSNET-AS-ID PT. BORNEO BROADBAND TECHNOLOGY
                                     AS7717  -- OPENIXP-AS-ID-AP OpenIXP ASN
10 - 192.135.176.0/24   6651  0.1%   AS14223 -- NYSDOH - New York State Department of Health
11 - 202.92.235.0/24    6465  0.1%   AS9498  -- BBIL-AP BHARTI Airtel Ltd.
12 - 195.96.69.0/24     6005  0.1%   AS8225  -- ASTELIT-MSK-AS Astelit Autonomous System
13 - 193.201.184.0/21   5640  0.1%   AS25546 -- BROOKLANDCOMP-AS Brookland Computer Services
14 - 94.124.16.0/21     5033  0.1%   AS47640 -- TRICOMPAS Tricomp Sp. z. o. o.
15 - 205.104.240.0/20   4423  0.1%   AS5237  -- DODNIC - DoD Network Information Center
                                     AS5839  -- DDN-ASNBLK - DoD Network Information Center
16 - 203.169.32.0/24    4299  0.1%   AS17975 -- APT-AP AS# for peering purpose with IX and ISP.
17 - 202.154.22.0/24    4230  0.1%   AS4434  -- ERX-RADNET1-AS PT Rahajasa Media Internet
18 - 202.154.4.0/24     4230  0.1%   AS4434  -- ERX-RADNET1-AS PT Rahajasa Media Internet
19 - 202.154.56.0/24    4208  0.1%   AS4434  -- ERX-RADNET1-AS PT Rahajasa Media Internet
20 - 92.123.64.0/22     3929  0.1%   AS20940 -- AKAMAI-ASN1 Akamai Technologies European AS

Details at http://bgpupdates.potaroo.net
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