Report for 199946

Name

Ctalk - Ctalk Limited, 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 AS2.0) 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.

199946 Ctalk - Ctalk Limited, GB

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS2914          NTT-DATA-2914 - NTT America, Inc., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
39440 AS199946       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  Ctalk - Ctalk Limited, 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       %
14084 AS199946      Ctalk - Ctalk Limited, GB                          4      4      1      1      3  75.00%


  Prefix               AS Path                              Aggregation Suggestion
  185.37.196.0/22      4608 7575 2914 199946 + Announce - aggregate of 185.37.196.0/23 (4608 7575 2914 199946) and 185.37.198.0/23 (4608 7575 2914 199946)
  185.37.196.0/24      4608 7575 2914 199946 - Withdrawn - aggregated with 185.37.197.0/24 (4608 7575 2914 199946)
  185.37.197.0/24      4608 7575 2914 199946 - Withdrawn - aggregated with 185.37.196.0/24 (4608 7575 2914 199946)
  185.37.198.0/24      4608 7575 2914 199946 - Withdrawn - aggregated with 185.37.199.0/24 (4608 7575 2914 199946)
  185.37.199.0/24      4608 7575 2914 199946 - Withdrawn - aggregated with 185.37.198.0/24 (4608 7575 2914 199946)

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

AS199946   4 More Specifics   4 Total Advertisements   Ctalk - Ctalk Limited, GB
    185.37.196.0/24               185.37.196.0/22
    185.37.197.0/24               185.37.196.0/22
    185.37.198.0/24               185.37.196.0/22
    185.37.199.0/24               185.37.196.0/22

Whois Entry

whois: 402603

IANA has recorded AS199946 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS199946\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 'AS199178 - AS200350'
             
             as-block:       AS199178 - AS200350
             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:        2025-11-24T15:16:53Z
             last-modified:  2025-11-24T15:16:53Z
             source:         RIPE
             
             % Information related to 'AS199946'
             
             % Abuse contact for 'AS199946' is 'abuse@ctalk.co.uk'
             
             aut-num:        AS199946
             as-name:        Ctalk
             org:            ORG-CL232-RIPE
             import:         from AS174 accept ANY
             import:         from AS20547 accept ANY
             import:         from AS39116 accept ANY
             export:         to AS174 announce AS199946
             export:         to AS20547 announce AS199946
             export:         to AS39116 announce AS199946
             admin-c:        TS34740-RIPE
             tech-c:         TS34740-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         ctalkmntner
             created:        2013-11-28T14:40:36Z
             last-modified:  2018-09-04T11:23:36Z
             source:         RIPE
             
             organisation:   ORG-CL232-RIPE
             org-name:       Ctalk Limited
             country:        GB
             reg-nr:         06875341
             org-type:       LIR
             address:        Arrive Blue, Blue,
                             Media City UK
             address:        M50 2ST
             address:        Salford
             address:        UNITED KINGDOM
             phone:          +441785336666
             fax-no:         +441785222124
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        ctalkmntner
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         ctalkmntner
             abuse-c:        TS34740-RIPE
             created:        2013-08-06T08:58:22Z
             last-modified:  2026-05-13T07:24:24Z
             source:         RIPE # Filtered
             
             role:           Technical Support
             address:        Woleley House, Staffordshire Technology Park, Stafford
             tech-c:         MC26180-RIPE
             abuse-mailbox:  abuse@ctalk.co.uk
             admin-c:        MC26180-RIPE
             nic-hdl:        TS34740-RIPE
             mnt-by:         ctalkmntner
             created:        2013-08-21T15:05:01Z
             last-modified:  2021-01-15T16:08:50Z
             source:         RIPE # Filtered
             
             % This query was served by the RIPE Database Query Service version 1.122.1 (DEXTER)