Report for 12388

Name

Cablesurf - Virgin Media Ireland Limited, IE

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.

12388 Cablesurf Backbone AS

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3356    LEVEL3 Level 3 Communications

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
6434  AS12388  ORIGIN  Originate:       9216 /18.83  Transit:          0 /0.00  Cablesurf Backbone AS

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       %
 4872 AS12388 Cablesurf Backbone AS                         5      2      1      4      1  20.00%


  Prefix               AS Path                              Aggregation Suggestion
  83.220.192.0/19      4637 3356 12388        
  193.193.165.0/24     4637 3356 12388        
  193.193.166.0/23     4637 3356 12388      + Announce - aggregate of 193.193.166.0/24 (4637 3356 12388) and 193.193.167.0/24 (4637 3356 12388)
  193.193.166.0/24     4637 3356 12388      - Withdrawn - aggregated with 193.193.167.0/24 (4637 3356 12388)
  193.193.167.0/24     4637 3356 12388      - Withdrawn - aggregated with 193.193.166.0/24 (4637 3356 12388)
  193.193.168.0/24     4637 3356 12388        

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

AS12388   4 More Specifics   5 Total Advertisements   Cablesurf Backbone AS
    193.193.165.0/24              193.193.165.0/22
    193.193.166.0/24              193.193.165.0/22
    193.193.167.0/24              193.193.165.0/22
    193.193.168.0/24              193.193.165.0/22

Whois Entry

whois: 402603

IANA has recorded AS12388 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS12388\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 'AS12288 - AS12454'
             
             as-block:       AS12288 - AS12454
             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:        2018-11-22T15:27:24Z
             last-modified:  2018-11-22T15:27:24Z
             source:         RIPE
             
             % Information related to 'AS12388'
             
             % Abuse contact for 'AS12388' is 'aup@virginmedia.ie'
             
             aut-num:        AS12388
             as-name:        Cablesurf
             org:            ORG-NCL5-RIPE
             admin-c:        LGI-RIPE
             tech-c:         LGI-RIPE
             import:         from AS6830 accept ANY
             export:         to AS6830 announce AS-CABLESURF
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         MNT-LGI
             created:        1970-01-01T00:00:00Z
             last-modified:  2025-03-25T09:46:48Z
             source:         RIPE
             
             organisation:   ORG-NCL5-RIPE
             org-name:       Virgin Media Ireland Limited
             country:        IE
             reg-nr:         435668
             org-type:       LIR
             address:        MACKEN HOUSE, 39/40 MAYOR STREET UPPER
             address:        D01 C9W8
             address:        Dublin 1
             address:        IRELAND
             phone:          +353 12458000
             fax-no:         +353 61 272189
             admin-c:        DH2529-RIPE
             admin-c:        SVS4-RIPE
             admin-c:        LGI-RIPE
             abuse-c:        UIA9-RIPE
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        MNT-LGI
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         MNT-LGI
             created:        2005-12-23T10:27:02Z
             last-modified:  2026-05-13T07:19:35Z
             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 (SHETLAND)