Report for 207524

Name

LONDSTOCK-US - London Stock Exchange 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.

207524 LONDSTOCK-US - London Stock Exchange PLC, GB

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS202           CENTURYLINK-LEGACY-LVLT-202 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
40412 AS207524       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  LONDSTOCK-US - London Stock Exchange 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       %
27248 AS207524      LONDSTOCK-US - London Stock Exchange PLC, GB       3      2      1      2      1  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  94.46.108.0/23       4777 2497 3356 207524   
  94.46.108.0/23       4608 7575 3356 202 207524 + Announce - aggregate of 94.46.108.0/24 (4608 7575 3356 202 207524) and 94.46.109.0/24 (4608 7575 3356 202 207524)
  94.46.108.0/24       4608 7575 3356 202 207524 - Withdrawn - aggregated with 94.46.109.0/24 (4608 7575 3356 202 207524)
  94.46.109.0/24       4608 7575 3356 202 207524 - Withdrawn - aggregated with 94.46.108.0/24 (4608 7575 3356 202 207524)

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

AS207524   3 More Specifics   3 Total Advertisements   LONDSTOCK-US - London Stock Exchange PLC, GB
    94.46.108.0/23                94.46.96.0/20
    94.46.108.0/24                94.46.96.0/20
    94.46.109.0/24                94.46.96.0/20

Whois Entry

whois: 402591

IANA has recorded AS207524 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS207524\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 'AS207421 - AS207555'
             
             as-block:       AS207421 - AS207555
             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:        2025-10-09T13:57:13Z
             last-modified:  2025-10-09T13:57:13Z
             source:         RIPE
             
             % Information related to 'AS207524'
             
             % Abuse contact for 'AS207524' is 'internet@lchclearnet.com'
             
             aut-num:        AS207524
             as-name:        LONDSTOCK-US
             org:            ORG-LSEP1-RIPE
             import:         from AS3356 accept ANY
             export:         to AS3356 announce AS207524
             import:         from AS6461 accept ANY
             export:         to AS6461 announce AS207524
             admin-c:        LA7694-RIPE
             tech-c:         LA7694-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         LSEG-MNT
             created:        2020-01-20T11:00:34Z
             last-modified:  2020-01-20T11:00:34Z
             source:         RIPE
             
             organisation:   ORG-LSEP1-RIPE
             org-name:       London Stock Exchange PLC
             country:        GB
             reg-nr:         02075721
             org-type:       LIR
             address:        10 Paternoster Square
             address:        EC4M 7LS
             address:        London
             address:        UNITED KINGDOM
             phone:          +442074266322
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        LSEG-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         LSEG-MNT
             abuse-c:        LCH17-RIPE
             created:        2014-05-19T09:04:08Z
             last-modified:  2026-05-13T07:21:21Z
             source:         RIPE # Filtered
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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             % 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 (SHETLAND)