BGP Update Report
Interval: 16-Mar-09 -to- 16-Apr-09 (32 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS6389 336400 4.2% 77.1 -- BELLSOUTH-NET-BLK - BellSouth.net Inc.
2 - AS2386 93991 1.2% 72.4 -- INS-AS - AT&T Data Communications Services
3 - AS8452 87338 1.1% 61.2 -- TEDATA TEDATA
4 - AS6478 74423 0.9% 54.9 -- ATT-INTERNET3 - AT&T WorldNet Services
5 - AS29049 61885 0.8% 191.0 -- DELTA-TELECOM-AS Delta Telecom LTD.
6 - AS11492 59264 0.7% 48.5 -- CABLEONE - CABLE ONE, INC.
7 - AS12978 54276 0.7% 299.9 -- DOGAN-ONLINE Dogan Iletisim Elektronik Servis Hizmetleri AS
8 - AS10796 52716 0.7% 54.0 -- SCRR-10796 - Road Runner HoldCo LLC
9 - AS7018 51476 0.6% 34.1 -- ATT-INTERNET4 - AT&T WorldNet Services
10 - AS19262 50870 0.6% 51.8 -- VZGNI-TRANSIT - Verizon Internet Services Inc.
11 - AS9498 49199 0.6% 69.5 -- BBIL-AP BHARTI Airtel Ltd.
12 - AS9829 48838 0.6% 74.3 -- BSNL-NIB National Internet Backbone
13 - AS17488 47441 0.6% 30.5 -- HATHWAY-NET-AP Hathway IP Over Cable Internet
14 - AS35805 44809 0.6% 138.7 -- UTG-AS United Telecom AS
15 - AS6629 39731 0.5% 611.2 -- NOAA-AS - NOAA
16 - AS20115 37139 0.5% 22.0 -- CHARTER-NET-HKY-NC - Charter Communications
17 - AS4323 34658 0.4% 8.0 -- TWTC - tw telecom holdings, inc.
18 - AS6458 33219 0.4% 83.7 -- Telgua
19 - AS701 31261 0.4% 36.2 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
20 - AS7545 31200 0.4% 37.8 -- TPG-INTERNET-AP TPG Internet Pty Ltd
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS7717 13041 0.2% 13041.0 -- OPENIXP-AS-ID-AP OpenIXP ASN
2 - AS46653 17118 0.2% 5706.0 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A.
3 - AS14223 6661 0.1% 3330.5 -- NYSDOH - New York State Department of Health
4 - AS19017 2284 0.0% 2284.0 -- QUALCOMM-QWBS-LV - Qualcomm, Inc.
5 - AS32398 16537 0.2% 2067.1 -- REALNET-ASN-1
6 - AS46328 17359 0.2% 1928.8 -- PTCNEBRASKA - PIERCE TELEPHONE COMPANY, INCORPORATED
7 - AS5050 24762 0.3% 1904.8 -- PSC-EXT - Pittsburgh Supercomputing Center
8 - AS40344 1403 0.0% 1403.0 -- PROSK-1 - Pro Sky Wireless
9 - AS42291 6892 0.1% 1378.4 -- ISTRANET-AS Istranet LLC
10 - AS9796 3846 0.1% 1282.0 -- WIPRO Internet Service Providers
11 - AS47640 3751 0.1% 1250.3 -- TRICOMPAS Tricomp Sp. z. o. o.
12 - AS34321 2339 0.0% 1169.5 -- LDK-AS Institute of strategic marks, Kiev, Ukraine
13 - AS15045 3175 0.0% 1058.3 -- KITTELSON - KITTELSON AND ASSOCIATES, INC.
14 - AS20925 3140 0.0% 1046.7 -- RESEAU-DANZAS DANZAS Autonomous System
15 - AS19398 1903 0.0% 951.5 -- INDENET - Indenet.net
16 - AS13683 870 0.0% 870.0 -- AUTO-WARES-ASN - Auto-Wares Inc
17 - AS34996 864 0.0% 864.0 -- ANADOLUSIGORTA-AS Anadolu Sigorta AS
18 - AS45417 857 0.0% 857.0 -- CFLINDIA-NET-IN 1-2-10, S P ROAD
19 - AS5691 10548 0.1% 811.4 -- MITRE-AS-5 - The MITRE Corporation
20 - AS17975 11140 0.1% 795.7 -- APT-AP AS# for peering purpose with IX and ISP.
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 72.23.246.0/24 24649 0.3% AS5050 -- PSC-EXT - Pittsburgh Supercomputing Center
2 - 199.45.13.0/24 17096 0.2% AS46653 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A.
3 - 41.204.2.0/24 16348 0.2% AS32398 -- REALNET-ASN-1
4 - 192.35.129.0/24 13238 0.2% AS6629 -- NOAA-AS - NOAA
5 - 198.77.177.0/24 13096 0.1% AS6629 -- NOAA-AS - NOAA
6 - 121.101.184.0/24 13069 0.1% AS38785 -- BAGUSNET-AS-ID PT. BORNEO BROADBAND TECHNOLOGY
AS7717 -- OPENIXP-AS-ID-AP OpenIXP ASN
7 - 192.102.88.0/24 13056 0.1% AS6629 -- NOAA-AS - NOAA
8 - 222.255.51.64/26 10659 0.1% AS7643 -- VNN-AS-AP Vietnam Posts and Telecommunications (VNPT)
9 - 192.12.120.0/24 10423 0.1% AS5691 -- MITRE-AS-5 - The MITRE Corporation
10 - 202.92.235.0/24 7623 0.1% AS9498 -- BBIL-AP BHARTI Airtel Ltd.
11 - 192.135.176.0/24 6651 0.1% AS14223 -- NYSDOH - New York State Department of Health
12 - 195.96.69.0/24 5816 0.1% AS8225 -- ASTELIT-MSK-AS Astelit Autonomous System
13 - 202.154.60.0/22 5797 0.1% AS4434 -- ERX-RADNET1-AS PT Rahajasa Media Internet
14 - 193.201.184.0/21 5599 0.1% AS25546 -- BROOKLANDCOMP-AS Brookland Computer Services
15 - 202.154.58.0/24 5531 0.1% AS4434 -- ERX-RADNET1-AS PT Rahajasa Media Internet
16 - 202.154.60.0/24 5531 0.1% AS4434 -- ERX-RADNET1-AS PT Rahajasa Media Internet
17 - 205.104.240.0/20 5527 0.1% AS5839 -- DDN-ASNBLK - DoD Network Information Center
18 - 202.154.57.0/24 4831 0.1% AS4434 -- ERX-RADNET1-AS PT Rahajasa Media Internet
19 - 91.68.239.0/24 4617 0.1% AS29372 -- SFR-NETWORK SFR
20 - 91.68.238.0/24 4461 0.1% AS29372 -- SFR-NETWORK SFR
Details at http://bgpupdates.potaroo.net