BGP Update Report
Interval: 19-Apr-09 -to- 20-May-09 (32 days)
Observation Point: BGP Peering with AS131072
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS3130 135278 2.3% 526.4 -- RGNET-3130 RGnet/PSGnet
2 - AS6389 54635 0.9% 12.6 -- BELLSOUTH-NET-BLK - BellSouth.net Inc.
3 - AS21491 54546 0.9% 1818.2 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
4 - AS8452 46129 0.8% 35.6 -- TEDATA TEDATA
5 - AS35805 44098 0.8% 124.6 -- UTG-AS United Telecom AS
6 - AS4323 43945 0.8% 10.1 -- TWTC - tw telecom holdings, inc.
7 - AS17488 40990 0.7% 25.7 -- HATHWAY-NET-AP Hathway IP Over Cable Internet
8 - AS33776 39232 0.7% 335.3 -- STARCOMMS-ASN
9 - AS8151 37150 0.6% 25.3 -- Uninet S.A. de C.V.
10 - AS10834 35002 0.6% 13.8 -- Telefonica Data Argentina S.A.
11 - AS17974 32954 0.6% 30.3 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia
12 - AS5056 31911 0.6% 270.4 -- INS-NET-2 - Iowa Network Services
13 - AS20115 30284 0.5% 17.9 -- CHARTER-NET-HKY-NC - Charter Communications
14 - AS22773 30145 0.5% 28.0 -- ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.
15 - AS4249 26865 0.5% 148.4 -- LILLY-AS - Eli Lilly and Company
16 - AS2920 26393 0.5% 321.9 -- LACOE - Los Angeles County Office of Education
17 - AS18566 25689 0.4% 24.1 -- COVAD - Covad Communications Co.
18 - AS15045 25633 0.4% 6408.2 -- KITTELSON - KITTELSON AND ASSOCIATES, INC.
19 - AS5050 25385 0.4% 1813.2 -- PSC-EXT - Pittsburgh Supercomputing Center
20 - AS29049 25109 0.4% 77.7 -- DELTA-TELECOM-AS Delta Telecom LTD.
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS15045 25633 0.4% 6408.2 -- KITTELSON - KITTELSON AND ASSOCIATES, INC.
2 - AS40967 4159 0.1% 4159.0 -- CSF-AS CSF Computersoftware fuer Fachanwendungen GmbH
3 - AS16931 8223 0.1% 4111.5 -- GLOBAL-PAYMENTS-1 - Global Payments, Inc.
4 - AS32398 21297 0.4% 3549.5 -- REALNET-ASN-1
5 - AS13325 24488 0.4% 3061.0 -- STOMI - State of Michigan, DMB-CNOC
6 - AS13153 2546 0.0% 2546.0 -- ONEWORLD OneWorld S.A.
7 - AS29229 2447 0.0% 2447.0 -- ASDA-AS Assotiation for the Development of West Athens
8 - AS8499 2221 0.0% 2221.0 -- Space Hellas Network Operation Center (NOC)
9 - AS30423 4086 0.1% 2043.0 -- AMEDI-3-ASN1 - Amedisys, Inc.
10 - AS2 1901 0.0% 4.0 -- NAVITAIRE-AS-AU-AP Accenture - Navitaire,
11 - AS47640 5605 0.1% 1868.3 -- TRICOMPAS Tricomp Sp. z. o. o.
12 - AS21491 54546 0.9% 1818.2 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
13 - AS39803 3635 0.1% 1817.5 -- UTI-AS SC UTI COMMUNICATIONS SYSTEMS SRL
14 - AS5050 25385 0.4% 1813.2 -- PSC-EXT - Pittsburgh Supercomputing Center
15 - AS46653 4901 0.1% 1633.7 -- FREDRIKSON---BYRON - Fredrikson & Byron, P.A.
16 - AS46328 10722 0.2% 1191.3 -- PTCNEBRASKA - PIERCE TELEPHONE COMPANY, INCORPORATED
17 - AS28953 2324 0.0% 1162.0 -- PIRAEUSBANK Greek banking institution
18 - AS47299 1084 0.0% 1084.0 -- DRSA-AS Dlugie Rozmowy S.A.
19 - AS28256 1075 0.0% 1075.0 --
20 - AS24994 2143 0.0% 1071.5 -- GENESYS-AS GENESYS Informatica AS for announcing own prefixes
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 72.23.246.0/24 24946 0.4% AS5050 -- PSC-EXT - Pittsburgh Supercomputing Center
2 - 41.204.2.0/24 21249 0.3% AS32398 -- REALNET-ASN-1
3 - 192.12.120.0/24 10320 0.2% AS5691 -- MITRE-AS-5 - The MITRE Corporation
4 - 63.103.104.0/22 8912 0.1% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC.
5 - 63.103.108.0/23 8912 0.1% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC.
6 - 64.69.192.0/20 8217 0.1% AS16931 -- GLOBAL-PAYMENTS-1 - Global Payments, Inc.
7 - 63.103.110.0/24 7795 0.1% AS15045 -- KITTELSON - KITTELSON AND ASSOCIATES, INC.
8 - 123.49.152.0/24 7511 0.1% AS18118 -- CITICNET-AP CITIC Networks Management Co.,Ltd.
9 - 123.49.144.0/21 6866 0.1% AS18118 -- CITICNET-AP CITIC Networks Management Co.,Ltd.
10 - 195.96.69.0/24 6840 0.1% AS8225 -- ASTELIT-MSK-AS Astelit Autonomous System
11 - 90.150.0.0/24 6121 0.1% AS35400 -- MFIST Interregoinal Organization Network Technologies
12 - 193.201.184.0/21 5789 0.1% AS25546 -- BROOKLANDCOMP-AS Brookland Computer Services
13 - 81.199.18.0/24 5628 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
14 - 94.124.16.0/21 5540 0.1% AS47640 -- TRICOMPAS Tricomp Sp. z. o. o.
15 - 196.0.0.0/16 5374 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
16 - 81.199.23.0/24 5290 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
17 - 81.199.16.0/22 5283 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
18 - 81.199.22.0/24 5253 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
19 - 81.199.21.0/24 5214 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
20 - 81.199.28.0/22 5199 0.1% AS21491 -- UTL-ON-LINE UTL On-line is RF broadband ISP in Uganda - Africa
Details at http://bgpupdates.potaroo.net