Report for 44332

Name

ASN-CENTRILOGIC-UK - Centrilogic 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.

44332 ASN-CENTRILOGIC-UK, GB

  Adjacency:     4  Upstream:     3  Downstream:     1
  Upstream Adjacent AS list
    AS174           COGENT-174, US
    AS6939          HURRICANE, US
    AS1299          TWELVE99 Arelion, fka Telia Carrier, SE
  Downstream Adjacent AS list
    AS33459         EVAULT-AS, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
19334 AS44332        ORG+TRN Originate:       3328 /20.30  Transit:        512 /23.00 ASN-CENTRILOGIC-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       %
44439 AS44332       ASN-CENTRILOGIC-UK, GB                             3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  37.203.40.0/21       6939 44332             
  37.203.40.0/24       49788 1299 44332       
  89.31.28.0/22        6939 44332             

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

AS44332   2 More Specifics   4 Total Advertisements   ASN-CENTRILOGIC-UK, GB
    37.203.40.0/24                37.203.40.0/21
    37.203.47.0/24                37.203.40.0/21

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 37.203.47.0/24              Announced

Whois Entry

whois: 402590

IANA has recorded AS44332 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS44332\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 'AS44170 - AS44569'
             
             as-block:       AS44170 - AS44569
             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:        2025-01-27T15:33:09Z
             last-modified:  2025-01-27T15:33:09Z
             source:         RIPE
             
             % Information related to 'AS44332'
             
             % Abuse contact for 'AS44332' is 'abuse@centrilogic.com'
             
             aut-num:        AS44332
             as-name:        ASN-CENTRILOGIC-UK
             org:            ORG-CL186-RIPE
             import:         from AS1299 accept ANY
             export:         to AS1299 announce AS44332
             import:         from AS5089 accept ANY
             export:         to AS5089 announce AS44332
             admin-c:        GTG13-RIPE
             tech-c:         GTG13-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         NO8780-MNT
             created:        2016-11-17T07:40:56Z
             last-modified:  2018-09-04T11:54:35Z
             source:         RIPE # Filtered
             
             organisation:   ORG-CL186-RIPE
             org-name:       Centrilogic Ltd
             country:        GB
             reg-nr:         07758427
             org-type:       LIR
             address:        5 Arlington Square
             address:        RG12 1WA
             address:        Bracknell
             address:        UNITED KINGDOM
             phone:          +44 20300 46320
             abuse-c:        CA7219-RIPE
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        NO8780-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         NO8780-MNT
             created:        2012-02-09T12:02:32Z
             last-modified:  2026-05-13T07:19:27Z
             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)