BGP Update Report
Interval: 13-Apr-09 -to- 14-May-09 (32 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS3130 136562 2.3% 529.3 -- RGNET-3130 RGnet/PSGnet
2 - AS8452 69624 1.2% 51.7 -- TEDATA TEDATA
3 - AS21491 55630 0.9% 1794.5 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
4 - AS6389 53858 0.9% 12.4 -- BELLSOUTH-NET-BLK - BellSouth.net Inc.
5 - AS35805 52417 0.9% 151.9 -- UTG-AS United Telecom AS
6 - AS4323 43501 0.7% 10.0 -- TWTC - tw telecom holdings, inc.
7 - AS29049 42441 0.7% 131.4 -- DELTA-TELECOM-AS Delta Telecom LTD.
8 - AS33776 42032 0.7% 359.2 -- STARCOMMS-ASN
9 - AS12978 34819 0.6% 179.5 -- DOGAN-ONLINE Dogan Iletisim Elektronik Servis Hizmetleri AS
10 - AS8151 34764 0.6% 23.8 -- Uninet S.A. de C.V.
11 - AS10834 34577 0.6% 13.7 -- Telefonica Data Argentina S.A.
12 - AS17488 31858 0.5% 20.0 -- HATHWAY-NET-AP Hathway IP Over Cable Internet
13 - AS17974 31205 0.5% 30.0 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia
14 - AS5056 30480 0.5% 258.3 -- INS-NET-2 - Iowa Network Services
15 - AS22773 28935 0.5% 26.9 -- ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.
16 - AS15045 28715 0.5% 7178.8 -- KITTELSON - KITTELSON AND ASSOCIATES, INC.
17 - AS8386 27730 0.5% 229.2 -- KOCNET KOCNET-AS
18 - AS20115 27684 0.5% 16.4 -- CHARTER-NET-HKY-NC - Charter Communications
19 - AS4249 26475 0.5% 146.3 -- LILLY-AS - Eli Lilly and Company
20 - AS2920 26420 0.5% 322.2 -- LACOE - Los Angeles County Office of Education
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS15045 28715 0.5% 7178.8 -- KITTELSON - KITTELSON AND ASSOCIATES, INC.
2 - AS40967 4218 0.1% 4218.0 -- CSF-AS CSF Computersoftware fuer Fachanwendungen GmbH
3 - AS32398 21155 0.4% 3525.8 -- REALNET-ASN-1
4 - AS13325 24488 0.4% 3061.0 -- STOMI - State of Michigan, DMB-CNOC
5 - AS46653 8276 0.1% 2758.7 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A.
6 - AS28256 2679 0.1% 2679.0 --
7 - AS13153 2546 0.0% 2546.0 -- ONEWORLD OneWorld S.A.
8 - AS29229 2449 0.0% 2449.0 -- ASDA-AS Assotiation for the Development of West Athens
9 - AS8499 2167 0.0% 2167.0 -- Space Hellas Network Operation Center (NOC)
10 - AS30423 4070 0.1% 2035.0 -- AMEDI-3-ASN1 - Amedisys, Inc.
11 - AS47640 5763 0.1% 1921.0 -- TRICOMPAS Tricomp Sp. z. o. o.
12 - AS5050 25422 0.4% 1815.9 -- PSC-EXT - Pittsburgh Supercomputing Center
13 - AS21491 55630 0.9% 1794.5 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
14 - AS46328 14241 0.2% 1582.3 -- PTCNEBRASKA - PIERCE TELEPHONE COMPANY, INCORPORATED
15 - AS39803 2818 0.1% 1409.0 -- UTI-AS SC UTI COMMUNICATIONS SYSTEMS SRL
16 - AS28953 2324 0.0% 1162.0 -- PIRAEUSBANK Greek banking institution
17 - AS16931 3354 0.1% 1118.0 -- GLOBAL-PAYMENTS-1 - Global Payments, Inc.
18 - AS24994 2216 0.0% 1108.0 -- GENESYS-AS GENESYS Informatica AS for announcing own prefixes
19 - AS47299 1077 0.0% 1077.0 -- DRSA-AS Dlugie Rozmowy S.A.
20 - AS35400 5382 0.1% 1076.4 -- MFIST Interregoinal Organization Network Technologies
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 72.23.246.0/24 24993 0.4% AS5050 -- PSC-EXT - Pittsburgh Supercomputing Center
2 - 41.204.2.0/24 21102 0.3% AS32398 -- REALNET-ASN-1
3 - 192.12.120.0/24 10327 0.2% AS5691 -- MITRE-AS-5 - The MITRE Corporation
4 - 63.103.104.0/22 9978 0.2% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC.
5 - 63.103.108.0/23 9978 0.2% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC.
6 - 63.103.110.0/24 8745 0.1% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC.
7 - 199.45.13.0/24 8261 0.1% AS46653 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A.
8 - 123.49.152.0/24 7723 0.1% AS18118 -- CITICNET-AP CITIC Networks Management Co.,Ltd.
9 - 123.49.144.0/21 6918 0.1% AS18118 -- CITICNET-AP CITIC Networks Management Co.,Ltd.
10 - 195.96.69.0/24 6749 0.1% AS8225 -- ASTELIT-MSK-AS Astelit Autonomous System
11 - 81.199.18.0/24 5772 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
12 - 193.201.184.0/21 5769 0.1% AS25546 -- BROOKLANDCOMP-AS Brookland Computer Services
13 - 94.124.16.0/21 5697 0.1% AS47640 -- TRICOMPAS Tricomp Sp. z. o. o.
14 - 81.199.23.0/24 5429 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
15 - 81.199.16.0/22 5401 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
16 - 196.0.0.0/16 5400 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
17 - 81.199.22.0/24 5372 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
18 - 81.199.28.0/22 5344 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
19 - 81.199.21.0/24 5331 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
20 - 81.199.20.0/24 5229 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
Details at http://bgpupdates.potaroo.net