BGP Update Report
Interval: 12-May-11 -to- 19-May-11 (7 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS9829 43670 3.4% 63.8 -- BSNL-NIB National Internet Backbone
2 - AS17974 36301 2.8% 21.2 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia
3 - AS19743 31933 2.5% 5322.2 --
4 - AS11492 27640 2.1% 27.7 -- CABLEONE - CABLE ONE, INC.
5 - AS14420 23093 1.8% 34.5 -- CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP
6 - AS32528 17146 1.3% 4286.5 -- ABBOTT Abbot Labs
7 - AS44609 13732 1.1% 4577.3 -- FNA Fars News Agency Cultural Arts Institute
8 - AS14522 13539 1.0% 30.8 -- Satnet
9 - AS45595 10585 0.8% 40.1 -- PKTELECOM-AS-PK Pakistan Telecom Company Limited
10 - AS9498 10005 0.8% 14.8 -- BBIL-AP BHARTI Airtel Ltd.
11 - AS33776 8806 0.7% 80.8 -- STARCOMMS-ASN
12 - AS25543 8678 0.7% 241.1 -- FasoNet-AS
13 - AS24560 8666 0.7% 7.7 -- AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services
14 - AS3454 8618 0.7% 1436.3 -- Universidad Autonoma de Nuevo Leon
15 - AS33475 8588 0.7% 49.4 -- RSN-1 - RockSolid Network, Inc.
16 - AS8151 8406 0.7% 8.5 -- Uninet S.A. de C.V.
17 - AS8402 7599 0.6% 13.1 -- CORBINA-AS Corbina Telecom
18 - AS23966 6636 0.5% 19.9 -- LDN-AS-PK LINKdotNET Telecom Limited
19 - AS12880 6605 0.5% 62.3 -- DCI-AS DCI Autonomous System
20 - AS28573 6209 0.5% 5.5 -- NET Servicos de Comunicao S.A.
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS19743 31933 2.5% 5322.2 --
2 - AS44609 13732 1.1% 4577.3 -- FNA Fars News Agency Cultural Arts Institute
3 - AS32528 17146 1.3% 4286.5 -- ABBOTT Abbot Labs
4 - AS17408 3473 0.3% 3473.0 -- ABOVE-AS-AP AboveNet Communications Taiwan
5 - AS45723 2757 0.2% 2757.0 -- OMADATA-AS-ID Omadata Indonesia, PT
6 - AS35931 4728 0.4% 1576.0 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC
7 - AS49367 1573 0.1% 1573.0 -- ASSEFLOW Seflow S.N.C. Di Marco Brame' & C.
8 - AS3454 8618 0.7% 1436.3 -- Universidad Autonoma de Nuevo Leon
9 - AS49600 1190 0.1% 1190.0 -- LASEDA La Seda de Barcelona, S.A
10 - AS48640 1068 0.1% 1068.0 -- MAZ-AS MAZ Mutua de Accidentes de Trabajo y Enfermedades
11 - AS27771 1982 0.1% 991.0 -- Instituto Venezolano de Investigaciones Cientificas
12 - AS38388 2486 0.2% 828.7 -- BEN-AS-KR Bukbu District Office of Education in Seoul
13 - AS44967 4603 0.3% 657.6 -- TASIO Tasio Ltd
14 - AS38004 554 0.0% 554.0 -- FASTLINK-ISP FastLink Wireless ISP, DrukCom Pvt. Enterprise.
15 - AS3 530 0.0% 735.0 -- PARTNERTELEKOM-AS PARTNER TELEKOM Jacek Kwiatkowski, Leszek Kuszka SP.J.
16 - AS21271 494 0.0% 494.0 -- SOTELMABGP
17 - AS34043 494 0.0% 494.0 -- RISS Internet Security Systems SRL
18 - AS50461 1453 0.1% 484.3 -- ALMADINAH-AS Almadinah Ltd
19 - AS33076 391 0.0% 391.0 -- ISC-TGD1 Internet Systems Consortium, Inc.
20 - AS44584 1508 0.1% 377.0 -- PTLINE-AS Progress Tehnologiya LLC
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 200.23.202.0/24 8613 0.6% AS3454 -- Universidad Autonoma de Nuevo Leon
2 - 130.36.35.0/24 8572 0.6% AS32528 -- ABBOTT Abbot Labs
3 - 130.36.34.0/24 8570 0.6% AS32528 -- ABBOTT Abbot Labs
4 - 202.92.235.0/24 8471 0.6% AS9498 -- BBIL-AP BHARTI Airtel Ltd.
5 - 178.22.72.0/21 7049 0.5% AS44609 -- FNA Fars News Agency Cultural Arts Institute
6 - 178.22.79.0/24 6679 0.5% AS44609 -- FNA Fars News Agency Cultural Arts Institute
7 - 65.122.196.0/24 6220 0.5% AS19743 --
8 - 72.164.144.0/24 5147 0.4% AS19743 --
9 - 66.238.91.0/24 5142 0.4% AS19743 --
10 - 66.89.98.0/24 5142 0.4% AS19743 --
11 - 65.162.204.0/24 5141 0.4% AS19743 --
12 - 65.163.182.0/24 5141 0.4% AS19743 --
13 - 221.121.96.0/19 4035 0.3% AS7491 -- PI-PH-AS-AP PI-PHILIPINES
14 - 202.153.174.0/24 3473 0.2% AS17408 -- ABOVE-AS-AP AboveNet Communications Taiwan
15 - 202.1.236.0/24 2757 0.2% AS45723 -- OMADATA-AS-ID Omadata Indonesia, PT
16 - 63.211.68.0/22 2744 0.2% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC
17 - 190.15.21.128/26 2569 0.2% AS27817 -- Red Nacional Acad�mica de Tecnolog�a Avanzada - RENATA
18 - 204.245.102.0/24 2557 0.2% AS19262 -- VZGNI-TRANSIT - Verizon Online LLC
19 - 198.140.43.0/24 1876 0.1% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC
20 - 65.181.192.0/23 1752 0.1% AS11492 -- CABLEONE - CABLE ONE, INC.
Details at http://bgpupdates.potaroo.net