AS Report

Report for 212465

Name

COMCAST-UK-2, GB

AS Adjacency Report

212465 COMCAST-UK-2, GB

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS207163        SKYCD-ES-AS, GB
    AS5607          BSKYB-BROADBAND-AS, GB

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
3971  AS212465       ORIGIN  Originate:      62464 /16.07  Transit:          0 /0.00  COMCAST-UK-2, GB

Aggregation Suggestions

Filter: Aggregates, Specifics

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
18359 AS212465      COMCAST-UK-2, GB                                  12      4      2     10      2  16.67%


  Prefix               AS Path                              Aggregation Suggestion
  184.120.0.0/19       4777 2497 1299 207163 212465   
  184.120.32.0/19      4777 2497 3257 5607 212465   
  184.120.32.0/19      4777 32787 5607 212465 + Announce - aggregate of 184.120.32.0/20 (4777 32787 5607 212465) and 184.120.48.0/20 (4777 32787 5607 212465)
  184.120.32.0/20      4777 32787 5607 212465 - Withdrawn - aggregated with 184.120.48.0/20 (4777 32787 5607 212465)
  184.120.48.0/20      4777 32787 5607 212465 - Withdrawn - aggregated with 184.120.32.0/20 (4777 32787 5607 212465)
  184.120.64.0/19      4777 2497 1299 207163 212465   
  184.120.128.0/19     4777 2497 3257 5607 212465   
  184.120.128.0/19     4777 32787 5607 212465 + Announce - aggregate of 184.120.128.0/20 (4777 32787 5607 212465) and 184.120.144.0/20 (4777 32787 5607 212465)
  184.120.128.0/20     4777 32787 5607 212465 - Withdrawn - aggregated with 184.120.144.0/20 (4777 32787 5607 212465)
  184.120.144.0/20     4777 32787 5607 212465 - Withdrawn - aggregated with 184.120.128.0/20 (4777 32787 5607 212465)
  184.120.160.0/19     4777 2497 3257 5607 212465   
  184.120.160.0/20     4777 32787 5607 212465   
  184.124.0.0/23       4777 2497 1299 207163 212465   
  184.124.2.0/23       4777 2497 3257 5607 212465

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

AS212465   12 More Specifics   12 Total Advertisements   COMCAST-UK-2, GB
    184.120.0.0/19                184.112.0.0/12
    184.120.32.0/19               184.112.0.0/12
    184.120.32.0/20               184.112.0.0/12
    184.120.48.0/20               184.112.0.0/12
    184.120.64.0/19               184.112.0.0/12
    184.120.128.0/19              184.112.0.0/12
    184.120.128.0/20              184.112.0.0/12
    184.120.144.0/20              184.112.0.0/12
    184.120.160.0/19              184.112.0.0/12
    184.120.160.0/20              184.112.0.0/12
    184.124.0.0/23                184.112.0.0/12
    184.124.2.0/23                184.112.0.0/12

Whois Entry

whois: 402332

IANA has recorded AS212465 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS212465\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 'AS212465'
             
             % Abuse contact for 'AS212465' is 'CNIPEO-Ip-registration@cable.comcast.com'
             
             aut-num:        AS212465
             as-name:        COMCAST-UK-2
             org:            ORG-CIHU1-RIPE
             import:         from AS5607 accept ANY
             export:         to AS5607 announce AS212465
             import:         from AS7922 accept ANY
             export:         to AS7922 announce AS212465
             admin-c:        RA12042-RIPE
             tech-c:         RA12042-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         uk-comcast-1-mnt
             created:        2020-10-22T13:44:25Z
             last-modified:  2024-12-03T19:22:04Z
             source:         RIPE
             
             organisation:   ORG-CIHU1-RIPE
             org-name:       Comcast International Holdings UK Limited
             country:        GB
             org-type:       LIR
             address:        1800 Bishops Gate Blvd
             address:        08054
             address:        Mount Laurel
             address:        UNITED STATES
             phone:          +1-856-792-2300
             reg-nr:         09946896
             admin-c:        RA12042-RIPE
             tech-c:         RA12042-RIPE
             abuse-c:        AR46256-RIPE
             mnt-ref:        uk-comcast-1-mnt
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         uk-comcast-1-mnt
             created:        2018-04-27T16:11:10Z
             last-modified:  2026-04-29T05:07:43Z
             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 (ABERDEEN)

as-report v4.4 (gih) 24/02/14