Report for 44403

Name

BRISTOL-CITY-COUNCIL - Bristol City Council, 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.

44403 BRISTOL-CITY-COUNCIL, GB

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS5089          NTL, GB
    AS786           JANET Jisc Services Limited, GB

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14538 AS44403        ORIGIN  Originate:       5632 /19.54  Transit:          0 /0.00  BRISTOL-CITY-COUNCIL, 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       %
 8891 AS44403       BRISTOL-CITY-COUNCIL, GB                           8      5      0      3      5  62.50%


  Prefix               AS Path                              Aggregation Suggestion
  193.35.232.0/21      7018 6830 5089 44403 44403   
  193.35.232.0/22      7018 6830 5089 44403 44403 - Withdrawn - matching aggregate 193.35.232.0/21 7018 6830 5089 44403 44403
  193.35.236.0/22      7018 6830 5089 44403 44403 - Withdrawn - matching aggregate 193.35.232.0/21 7018 6830 5089 44403 44403
  193.35.238.0/24      7018 6830 5089 44403 44403 - Withdrawn - matching aggregate 193.35.232.0/21 7018 6830 5089 44403 44403
  193.35.239.0/24      6939 786 44403 44403   
  195.246.108.0/23     6939 786 44403 44403   
  195.246.108.0/24     6939 786 44403 44403 - Withdrawn - matching aggregate 195.246.108.0/23 6939 786 44403 44403
  195.246.109.0/24     6939 786 44403 44403 - Withdrawn - matching aggregate 195.246.108.0/23 6939 786 44403 44403

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

AS44403   4 More Specifics   6 Total Advertisements   BRISTOL-CITY-COUNCIL, GB
    193.35.232.0/22               193.35.232.0/21
    193.35.236.0/22               193.35.232.0/21
    195.246.108.0/24              195.246.108.0/23
    195.246.109.0/24              195.246.108.0/23

Whois Entry

whois: 402603

IANA has recorded AS44403 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS44403\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 'AS44403'
             
             % Abuse contact for 'AS44403' is 'ipam@virginmedia.co.uk'
             
             aut-num:        AS44403
             as-name:        BRISTOL-CITY-COUNCIL
             org:            ORG-BC18-RIPE
             import:         From AS5462 Accept Any
             export:         to AS5462 announce AS44403
             import:         From AS786 Accept Any
             export:         to AS786 announce AS44403
             admin-c:        SG2758-RIPE
             tech-c:         SG2758-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         AS5462-MNT
             created:        2008-01-15T16:08:30Z
             last-modified:  2018-09-04T10:29:34Z
             source:         RIPE
             sponsoring-org: ORG-NI9-RIPE
             
             organisation:   ORG-BC18-RIPE
             org-name:       Bristol City Council
             country:        GB
             reg-nr:         Not Applicable
             org-type:       OTHER
             address:        The Council House
             address:        College Green
             address:        Bristol
             address:        UK
             abuse-c:        AR27570-RIPE
             mnt-ref:        BRISTOL-MNT
             mnt-by:         BRISTOL-MNT
             created:        2008-01-14T15:54:23Z
             last-modified:  2026-05-13T05:30:28Z
             source:         RIPE # Filtered
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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             % Access from your host has been temporarily denied.
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             % This query was served by the RIPE Database Query Service version 1.122.1 (BUSA)