Report for 204939

Name

TAC-COMMUNICATIONS-UK - TAC COMMUNICATIONS LTD, GB

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 AS6447) 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.

204939 TAC-COMMUNICATIONS-UK, GB

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS9009          M247, RO

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
40544 AS204939       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  TAC-COMMUNICATIONS-UK, GB

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       %
63434 AS204939      TAC-COMMUNICATIONS-UK, GB                          1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  185.235.0.0/22       6939 9009 204939       

Prefixes added and withdrawn by this origin AS in the past 7 days.

    - 45.9.248.0/24               Withdrawn

Whois Entry

whois: 402603

IANA has recorded AS204939 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS204939\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 'AS203940 - AS205662'
             
             as-block:       AS203940 - AS205662
             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:        2026-03-05T15:29:31Z
             last-modified:  2026-03-05T15:29:31Z
             source:         RIPE
             
             % Information related to 'AS204939'
             
             % Abuse contact for 'AS204939' is 'admin@tac-communications.co.uk'
             
             aut-num:        AS204939
             as-name:        TAC-COMMUNICATIONS-UK
             org:            ORG-TCL45-RIPE
             remarks:        Residential networking
             import:         from AS9009 accept ANY
             export:         to AS9009 announce AS204939
             import:         from AS8100 accept ANY
             export:         to AS8100 announce AS204939
             admin-c:        YS1813-RIPE
             tech-c:         YS1813-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         TACCOM
             created:        2017-12-04T11:32:38Z
             last-modified:  2018-09-04T12:08:22Z
             source:         RIPE
             
             organisation:   ORG-TCL45-RIPE
             org-name:       TAC COMMUNICATIONS LTD
             country:        GB
             reg-nr:         11064947
             org-type:       LIR
             address:        71-75 Shelton Street Covent Garden
             address:        WC2H 9JQ
             address:        London
             address:        UNITED KINGDOM
             phone:          +18332665287
             admin-c:        YS1813-RIPE
             tech-c:         YS1813-RIPE
             abuse-c:        AR44043-RIPE
             mnt-ref:        TACCOM
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         TACCOM
             created:        2017-11-28T11:19:06Z
             last-modified:  2026-05-13T07:38:40Z
             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)