Report for 211389

Name

briantbroadband - Briant Broadband 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.

211389 briantbroadband - Briant Broadband Limited, GB

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS7575          AARNET-AS-AP - Australian Academic and Research Network (AARNet), AU
    AS174           COGENT-174 - Cogent Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
26724 AS211389       ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  briantbroadband - Briant Broadband 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       %
27831 AS211389      briantbroadband - Briant Broadband Limited, G      6      2      1      5      1  16.67%


  Prefix               AS Path                              Aggregation Suggestion
  155.2.210.0/23       4777 2516 174 211389   
  159.253.123.0/24     4608 7575 211389       
  195.10.219.0/24      4777 2497 174 211389   
  220.158.196.0/23     4777 2497 174 211389   
  220.158.196.0/23     4608 7575 211389     + Announce - aggregate of 220.158.196.0/24 (4608 7575 211389) and 220.158.197.0/24 (4608 7575 211389)
  220.158.196.0/24     4608 7575 211389     - Withdrawn - aggregated with 220.158.197.0/24 (4608 7575 211389)
  220.158.197.0/24     4608 7575 211389     - Withdrawn - aggregated with 220.158.196.0/24 (4608 7575 211389)

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

AS211389   4 More Specifics   6 Total Advertisements   briantbroadband - Briant Broadband Limited, GB
    155.2.210.0/23                155.2.192.0/19
    220.158.196.0/23              220.158.196.0/22
    220.158.196.0/24              220.158.196.0/22
    220.158.197.0/24              220.158.196.0/22

Whois Entry

whois: 402609

IANA has recorded AS211389 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS211389\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 'AS211389'
             
             % Abuse contact for 'AS211389' is 'complaints@briantbroadband.com'
             
             aut-num:        AS211389
             as-name:        briantbroadband
             org:            ORG-BBL18-RIPE
             import:         from as41099 accept ANY
             export:         to as41099 announce AS211389
             import:         from as2856 accept ANY
             export:         to as2856 announce AS211389
             import:         from as61231 accept ANY
             export:         to as61231 announce AS211389
             admin-c:        LB15853-RIPE
             tech-c:         LB15853-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         uk-globalreach-1-mnt
             mnt-by:         lir-uk-briant-1-MNT
             created:        2021-05-03T13:14:10Z
             last-modified:  2022-11-22T09:49:26Z
             source:         RIPE
             
             organisation:   ORG-BBL18-RIPE
             org-name:       Briant Broadband Limited
             country:        GB
             reg-nr:         12804566
             org-type:       LIR
             address:        2a Caravelle House, 17-19 Goring Road
             address:        BN124AP
             address:        Worthing
             address:        UNITED KINGDOM
             phone:          +44 1903221999
             admin-c:        MD27522-RIPE
             tech-c:         TD6444-RIPE
             abuse-c:        AR67371-RIPE
             mnt-ref:        lir-uk-briant-1-MNT
             mnt-ref:        PREFIXBROKER-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         lir-uk-briant-1-MNT
             created:        2022-01-21T13:52:23Z
             last-modified:  2026-05-13T07:42:30Z
             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 (BUSA)