Report for 20880

Name

TC-TELECOLUMBUS - Tele Columbus AG, DE

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS4637) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

20880 BLUE-CABLE TV-cable networks Zwickau, Wolfsburg

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS9136    WOBCOM WOBCOM GmbH - www.wobcom.de
    AS3356    LEVEL3 Level 3 Communications
    AS3209    Arcor IP-Network

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5651  AS20880  ORIGIN  Originate:      12544 /18.39  Transit:          0 /0.00  BLUE-CABLE TV-cable networks Zwickau, Wolfsburg

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
  422 AS20880 BLUE-CABLE TV-cable networks Zwickau, Wo     49     40      8     17     32  65.31%


  Prefix               AS Path                              Aggregation Suggestion
  62.117.0.0/22        4637 3549 3209 20880 + Announce - aggregate of 62.117.0.0/23 (4637 3549 3209 20880) and 62.117.2.0/23 (4637 3549 3209 20880)
  62.117.0.0/24        4637 3549 3209 20880 - Withdrawn - aggregated with 62.117.1.0/24 (4637 3549 3209 20880)
  62.117.1.0/24        4637 3549 3209 20880 - Withdrawn - aggregated with 62.117.0.0/24 (4637 3549 3209 20880)
  62.117.2.0/24        4637 3549 3209 20880 - Withdrawn - aggregated with 62.117.3.0/24 (4637 3549 3209 20880)
  62.117.3.0/24        4637 3549 3209 20880 - Withdrawn - aggregated with 62.117.2.0/24 (4637 3549 3209 20880)
  62.117.5.0/24        4637 3549 3209 20880   
  62.117.6.0/24        4637 3549 3209 20880   
  62.117.8.0/23        4637 3549 3209 20880 + Announce - aggregate of 62.117.8.0/24 (4637 3549 3209 20880) and 62.117.9.0/24 (4637 3549 3209 20880)
  62.117.8.0/24        4637 3549 3209 20880 - Withdrawn - aggregated with 62.117.9.0/24 (4637 3549 3209 20880)
  62.117.9.0/24        4637 3549 3209 20880 - Withdrawn - aggregated with 62.117.8.0/24 (4637 3549 3209 20880)
  62.117.10.0/24       4637 1273 9066 9136 20880   
  62.117.12.0/24       4637 3356 20880        
  62.117.13.0/24       4637 3549 3209 20880   
  62.117.15.0/24       4637 3549 3209 20880   
  62.117.16.0/24       4637 3549 3209 20880   
  62.117.20.0/24       4637 3356 20880        
  62.117.21.0/24       4637 3549 3209 20880   
  62.117.22.0/23       4637 3356 20880      + Announce - aggregate of 62.117.22.0/24 (4637 3356 20880) and 62.117.23.0/24 (4637 3356 20880)
  62.117.22.0/24       4637 3356 20880      - Withdrawn - aggregated with 62.117.23.0/24 (4637 3356 20880)
  62.117.23.0/24       4637 3356 20880      - Withdrawn - aggregated with 62.117.22.0/24 (4637 3356 20880)
  62.117.24.0/21       4637 3356 20880      + Announce - aggregate of 62.117.24.0/22 (4637 3356 20880) and 62.117.28.0/22 (4637 3356 20880)
  62.117.24.0/24       4637 3356 20880      - Withdrawn - aggregated with 62.117.25.0/24 (4637 3356 20880)
  62.117.25.0/24       4637 3356 20880      - Withdrawn - aggregated with 62.117.24.0/24 (4637 3356 20880)
  62.117.26.0/24       4637 3356 20880      - Withdrawn - aggregated with 62.117.27.0/24 (4637 3356 20880)
  62.117.27.0/24       4637 3356 20880      - Withdrawn - aggregated with 62.117.26.0/24 (4637 3356 20880)
  62.117.28.0/24       4637 3356 20880      - Withdrawn - aggregated with 62.117.29.0/24 (4637 3356 20880)
  62.117.29.0/24       4637 3356 20880      - Withdrawn - aggregated with 62.117.28.0/24 (4637 3356 20880)
  62.117.30.0/24       4637 3356 20880      - Withdrawn - aggregated with 62.117.31.0/24 (4637 3356 20880)
  62.117.31.0/24       4637 3356 20880      - Withdrawn - aggregated with 62.117.30.0/24 (4637 3356 20880)
  82.119.0.0/22        4637 3549 3209 20880 + Announce - aggregate of 82.119.0.0/23 (4637 3549 3209 20880) and 82.119.2.0/23 (4637 3549 3209 20880)
  82.119.0.0/24        4637 3549 3209 20880 - Withdrawn - aggregated with 82.119.1.0/24 (4637 3549 3209 20880)
  82.119.1.0/24        4637 3549 3209 20880 - Withdrawn - aggregated with 82.119.0.0/24 (4637 3549 3209 20880)
  82.119.2.0/24        4637 3549 3209 20880 - Withdrawn - aggregated with 82.119.3.0/24 (4637 3549 3209 20880)
  82.119.3.0/24        4637 3549 3209 20880 - Withdrawn - aggregated with 82.119.2.0/24 (4637 3549 3209 20880)
  82.119.4.0/22        4637 3356 20880      + Announce - aggregate of 82.119.4.0/23 (4637 3356 20880) and 82.119.6.0/23 (4637 3356 20880)
  82.119.4.0/24        4637 3356 20880      - Withdrawn - aggregated with 82.119.5.0/24 (4637 3356 20880)
  82.119.5.0/24        4637 3356 20880      - Withdrawn - aggregated with 82.119.4.0/24 (4637 3356 20880)
  82.119.6.0/24        4637 3356 20880      - Withdrawn - aggregated with 82.119.7.0/24 (4637 3356 20880)
  82.119.7.0/24        4637 3356 20880      - Withdrawn - aggregated with 82.119.6.0/24 (4637 3356 20880)
  82.119.8.0/21        4637 3356 20880      + Announce - aggregate of 82.119.8.0/22 (4637 3356 20880) and 82.119.12.0/22 (4637 3356 20880)
  82.119.8.0/24        4637 3356 20880      - Withdrawn - aggregated with 82.119.9.0/24 (4637 3356 20880)
  82.119.9.0/24        4637 3356 20880      - Withdrawn - aggregated with 82.119.8.0/24 (4637 3356 20880)
  82.119.10.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.11.0/24 (4637 3356 20880)
  82.119.11.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.10.0/24 (4637 3356 20880)
  82.119.12.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.13.0/24 (4637 3356 20880)
  82.119.13.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.12.0/24 (4637 3356 20880)
  82.119.14.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.15.0/24 (4637 3356 20880)
  82.119.15.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.14.0/24 (4637 3356 20880)
  82.119.16.0/21       4637 3356 20880      + Announce - aggregate of 82.119.16.0/22 (4637 3356 20880) and 82.119.20.0/22 (4637 3356 20880)
  82.119.16.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.17.0/24 (4637 3356 20880)
  82.119.17.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.16.0/24 (4637 3356 20880)
  82.119.18.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.19.0/24 (4637 3356 20880)
  82.119.19.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.18.0/24 (4637 3356 20880)
  82.119.20.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.21.0/24 (4637 3356 20880)
  82.119.21.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.20.0/24 (4637 3356 20880)
  82.119.22.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.23.0/24 (4637 3356 20880)
  82.119.23.0/24       4637 3356 20880      - Withdrawn - aggregated with 82.119.22.0/24 (4637 3356 20880)

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS20880   64 More Specifics   64 Total Advertisements   BLUE-CABLE TV-cable networks Zwickau, Wolfsburg
    62.117.0.0/24                 62.117.0.0/19
    62.117.1.0/24                 62.117.0.0/19
    62.117.2.0/24                 62.117.0.0/19
    62.117.3.0/24                 62.117.0.0/19
    62.117.4.0/24                 62.117.0.0/19
    62.117.5.0/24                 62.117.0.0/19
    62.117.6.0/24                 62.117.0.0/19
    62.117.7.0/24                 62.117.0.0/19
    62.117.8.0/24                 62.117.0.0/19
    62.117.9.0/24                 62.117.0.0/19
    62.117.10.0/24                62.117.0.0/19
    62.117.11.0/24                62.117.0.0/19
    62.117.12.0/24                62.117.0.0/19
    62.117.13.0/24                62.117.0.0/19
    62.117.14.0/24                62.117.0.0/19
    62.117.15.0/24                62.117.0.0/19
    62.117.16.0/24                62.117.0.0/19
    62.117.17.0/24                62.117.0.0/19
    62.117.18.0/24                62.117.0.0/19
    62.117.19.0/24                62.117.0.0/19
    62.117.20.0/24                62.117.0.0/19
    62.117.21.0/24                62.117.0.0/19
    62.117.22.0/24                62.117.0.0/19
    62.117.23.0/24                62.117.0.0/19
    62.117.24.0/24                62.117.0.0/19
    62.117.25.0/24                62.117.0.0/19
    62.117.26.0/24                62.117.0.0/19
    62.117.27.0/24                62.117.0.0/19
    62.117.28.0/24                62.117.0.0/19
    62.117.29.0/24                62.117.0.0/19
    62.117.30.0/24                62.117.0.0/19
    62.117.31.0/24                62.117.0.0/19
    82.119.0.0/24                 82.119.0.0/19
    82.119.1.0/24                 82.119.0.0/19
    82.119.2.0/24                 82.119.0.0/19
    82.119.3.0/24                 82.119.0.0/19
    82.119.4.0/24                 82.119.0.0/19
    82.119.5.0/24                 82.119.0.0/19
    82.119.6.0/24                 82.119.0.0/19
    82.119.7.0/24                 82.119.0.0/19
    82.119.8.0/24                 82.119.0.0/19
    82.119.9.0/24                 82.119.0.0/19
    82.119.10.0/24                82.119.0.0/19
    82.119.11.0/24                82.119.0.0/19
    82.119.12.0/24                82.119.0.0/19
    82.119.13.0/24                82.119.0.0/19
    82.119.14.0/24                82.119.0.0/19
    82.119.15.0/24                82.119.0.0/19
    82.119.16.0/24                82.119.0.0/19
    82.119.17.0/24                82.119.0.0/19
    82.119.18.0/24                82.119.0.0/19
    82.119.19.0/24                82.119.0.0/19
    82.119.20.0/24                82.119.0.0/19
    82.119.21.0/24                82.119.0.0/19
    82.119.22.0/24                82.119.0.0/19
    82.119.23.0/24                82.119.0.0/19
    82.119.24.0/24                82.119.0.0/19
    82.119.25.0/24                82.119.0.0/19
    82.119.26.0/24                82.119.0.0/19
    82.119.27.0/24                82.119.0.0/19
    82.119.28.0/24                82.119.0.0/19
    82.119.29.0/24                82.119.0.0/19
    82.119.30.0/24                82.119.0.0/19
    82.119.31.0/24                82.119.0.0/19

Whois Entry

whois: 402603

IANA has recorded AS20880 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS20880\n             % This is the RIPE Database query service.
             % The objects are in RPSL format.
             %
             % The RIPE Database is subject to Terms and Conditions.
             % See https://docs.db.ripe.net/terms-conditions.html
             
             % Note: this output has been filtered.
             
             % Information related to 'AS20859 - AS20927'
             
             as-block:       AS20859 - AS20927
             descr:          RIPE NCC ASN block
             remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
             mnt-by:         RIPE-NCC-HM-MNT
             created:        2018-11-22T15:27:27Z
             last-modified:  2018-11-22T15:27:27Z
             source:         RIPE
             
             % Information related to 'AS20880'
             
             % Abuse contact for 'AS20880' is 'abuse@mip-platform.net'
             
             aut-num:        AS20880
             as-name:        TC-TELECOLUMBUS
             org:            ORG-BBG1-RIPE
             admin-c:        TCIP1-RIPE
             tech-c:         TCIP1-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         TELECOLUMBUS-MNT
             created:        1970-01-01T00:00:00Z
             last-modified:  2025-07-09T14:17:30Z
             source:         RIPE
             
             organisation:   ORG-BBG1-RIPE
             org-name:       Tele Columbus AG
             country:        DE
             reg-nr:         District court Berlin (Charlottenburg) HRB 161349
             org-type:       LIR
             address:        Stresemannstraße 123
             address:        10963 Berlin
             address:        Berlin
             address:        GERMANY
             phone:          +49 30 3388 0
             fax-no:         +49 30 3388 1213
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        TELECOLUMBUS-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         TELECOLUMBUS-MNT
             abuse-c:        TAC13-RIPE
             created:        2004-04-17T11:05:43Z
             last-modified:  2026-05-13T07:31:29Z
             source:         RIPE # Filtered
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
             %
             % Queries from your IP address have passed the daily limit of controlled objects.
             % Access from your host has been temporarily denied.
             % For more information, see
             % https://docs.db.ripe.net/FAQ#why-did-i-receive-an-error-201-access-denied
             
             % This query was served by the RIPE Database Query Service version 1.122.1 (DEXTER)