Report for 210549

Name

CDW-IT-INFRA, 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.

210549 CDW-IT-INFRA, GB

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS41811         CONVERGENCE-GROUP, GB

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
72262 AS210549       ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  CDW-IT-INFRA, 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       %
66121 AS210549      CDW-IT-INFRA, GB                                   1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  188.116.55.0/24      4777 2516 1273 41811 210549   

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

AS210549   1 More Specifics   1 Total Advertisements   CDW-IT-INFRA, GB
    188.116.55.0/24               188.116.54.0/23

Whois Entry

whois: 402332

IANA has recorded AS210549 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS210549\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 'AS208189 - AS214345'
             
             as-block:       AS208189 - AS214345
             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:        2026-02-12T14:40:05Z
             last-modified:  2026-02-12T14:40:05Z
             source:         RIPE
             
             % Information related to 'AS210549'
             
             % Abuse contact for 'AS210549' is 'ip-abuse@uk.cdw.com'
             
             aut-num:        AS210549
             as-name:        CDW-IT-INFRA
             org:            ORG-KL129-RIPE
             import:         from AS201126 accept ANY
             export:         to AS201126 announce AS210549
             import:         from AS41881 accept ANY
             export:         to AS41881 announce AS210549
             admin-c:        TL6622-RIPE
             tech-c:         TL6622-RIPE
             status:         ASSIGNED
             mnt-by:         TL-20221116-MNT
             mnt-by:         RIPE-NCC-END-MNT
             created:        2021-11-02T13:19:38Z
             last-modified:  2022-12-23T13:55:26Z
             source:         RIPE
             
             organisation:   ORG-KL129-RIPE
             org-name:       CDW Ltd
             country:        GB
             org-type:       LIR
             address:        1 NEW CHANGE 3RD FLOOR
             address:        EC4M 9AF
             address:        London
             address:        UNITED KINGDOM
             phone:          +442077916000
             fax-no:         +442077916200
             abuse-c:        AR17749-RIPE
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        TL-20221116-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         TL-20221116-MNT
             created:        2013-05-10T13:52:28Z
             last-modified:  2022-12-21T11:24:41Z
             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 1.121.2 (ABERDEEN)