Report for 51222

Name

CMC-MARKETS-PLC - CMC MARKETS PLC, 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.

51222 CMC-MARKETS-PLC - CMC MARKETS PLC, GB

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS32787         PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
50758 AS51222        ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  CMC-MARKETS-PLC - CMC MARKETS PLC, 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       %
23559 AS51222       CMC-MARKETS-PLC - CMC MARKETS PLC, GB              2      2      1      1      1  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  195.54.36.0/23       4777 32787 51222     + Announce - aggregate of 195.54.36.0/24 (4777 32787 51222) and 195.54.37.0/24 (4777 32787 51222)
  195.54.36.0/24       4777 32787 51222     - Withdrawn - aggregated with 195.54.37.0/24 (4777 32787 51222)
  195.54.37.0/24       4777 32787 51222     - Withdrawn - aggregated with 195.54.36.0/24 (4777 32787 51222)

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

AS51222   2 More Specifics   2 Total Advertisements   CMC-MARKETS-PLC - CMC MARKETS PLC, GB
    195.54.36.0/24                195.54.36.0/23
    195.54.37.0/24                195.54.36.0/23

Whois Entry

whois: 402603

IANA has recorded AS51222 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS51222\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 'AS50893 - AS51311'
             
             as-block:       AS50893 - AS51311
             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:        2024-12-10T14:54:30Z
             last-modified:  2024-12-10T14:54:30Z
             source:         RIPE
             
             % Information related to 'AS51222'
             
             % Abuse contact for 'AS51222' is 'abuse@colt.net'
             
             aut-num:        AS51222
             as-name:        CMC-MARKETS-PLC
             org:            ORG-CMUP1-RIPE
             import:         from AS8220 accept ANY
             import:         from AS2914 accept ANY
             export:         to AS8220 announce AS51222
             export:         to AS2914 announce AS51222
             admin-c:        JB7430-RIPE
             tech-c:         JB7430-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         COLT-UK
             created:        2010-06-25T09:51:07Z
             last-modified:  2018-09-04T10:52:10Z
             source:         RIPE # Filtered
             sponsoring-org: ORG-CI9-RIPE
             
             organisation:   ORG-CMUP1-RIPE
             org-name:       CMC MARKETS PLC
             country:        GB
             reg-nr:         05145017
             org-type:       OTHER
             address:        66 Prescot Street, London. E1 8HG.
             abuse-c:        AR28697-RIPE
             mnt-ref:        COLT-UK
             mnt-by:         COLT-UK
             created:        2007-12-10T13:10:27Z
             last-modified:  2026-05-13T06:01:44Z
             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)