Report for 43259

Name

LEIDOS-UK, 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.

43259 LEIDOS-UK, GB

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS2856          BT-UK-AS BTnet UK Regional network, GB

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
50070 AS43259        ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  LEIDOS-UK, 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       %
23100 AS43259       LEIDOS-UK, GB                                      2      2      1      1      1  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  89.145.170.0/23      4777 2497 5400 2856 43259 + Announce - aggregate of 89.145.170.0/24 (4777 2497 5400 2856 43259) and 89.145.171.0/24 (4777 2497 5400 2856 43259)
  89.145.170.0/24      4777 2497 5400 2856 43259 - Withdrawn - aggregated with 89.145.171.0/24 (4777 2497 5400 2856 43259)
  89.145.171.0/24      4777 2497 5400 2856 43259 - Withdrawn - aggregated with 89.145.170.0/24 (4777 2497 5400 2856 43259)

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

AS43259   2 More Specifics   2 Total Advertisements   LEIDOS-UK, GB
    89.145.170.0/24               89.145.168.0/21
    89.145.171.0/24               89.145.168.0/21

Whois Entry

whois: 402332

IANA has recorded AS43259 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS43259\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 'AS43075 - AS44168'
             
             as-block:       AS43075 - AS44168
             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:        2023-12-11T15:09:58Z
             last-modified:  2023-12-11T15:09:58Z
             source:         RIPE
             
             % Information related to 'AS43259'
             
             % Abuse contact for 'AS43259' is 'ripe-abuse@leidos.com'
             
             aut-num:        AS43259
             as-name:        LEIDOS-UK
             org:            ORG-LMBT1-RIPE
             import:         from AS3356 accept ANY
             export:         to AS3356 announce AS43259
             import:         from AS3549 accept ANY
             export:         to AS3549 announce AS43259
             admin-c:        LEIA1-RIPE
             tech-c:         LEIT2-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         LEIDOS-UK-MNT
             created:        2017-02-01T17:39:38Z
             last-modified:  2019-06-06T09:13:22Z
             source:         RIPE
             
             organisation:   ORG-LMBT1-RIPE
             org-name:       Leidos Innovations UK LTD
             country:        GB
             org-type:       LIR
             address:        Fusion 1, 1000 Parkway, Solent Business Park
             address:        PO15 7AA
             address:        Fareham
             address:        UNITED KINGDOM
             phone:          +44 1489586140
             admin-c:        LEIA1-RIPE
             tech-c:         LEIT2-RIPE
             abuse-c:        LEIX2-RIPE
             mnt-ref:        LEIDOS-UK-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         LEIDOS-UK-MNT
             created:        2016-10-26T07:45:02Z
             last-modified:  2020-12-16T13:00:13Z
             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 1.121.2 (BUSA)