Report for 51555

Name

ASN-PREFERENCE, ES

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.

51555 ASN-PREFERENCE, ES

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS8220          COLT COLT Technology Services Group Limited, GB

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
63991 AS51555        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  ASN-PREFERENCE, ES

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       %
47821 AS51555       ASN-PREFERENCE, ES                                 1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  194.213.19.0/24      4777 2516 8220 51555   

Whois Entry

whois: 402332

IANA has recorded AS51555 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS51555\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 'AS51357 - AS51817'
             
             as-block:       AS51357 - AS51817
             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:        2025-02-13T13:57:44Z
             last-modified:  2025-02-13T13:57:44Z
             source:         RIPE
             
             % Information related to 'AS51555'
             
             % Abuse contact for 'AS51555' is 'itsupport@preference.es'
             
             aut-num:        AS51555
             as-name:        ASN-PREFERENCE
             org:            ORG-PS453-RIPE
             sponsoring-org: ORG-JAGH1-RIPE
             import:         from AS174 accept ANY
             import:         from AS8220 accept ANY
             export:         to AS174 announce AS51555
             import:         from AS198479 accept ANY
             export:         to AS198479 announce AS51555
             export:         to AS8220 announce AS51555
             admin-c:        JSD31-RIPE
             tech-c:         JSD31-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         mnt-es-ipconsulting-1
             created:        2022-04-28T14:19:15Z
             last-modified:  2022-06-29T06:14:54Z
             source:         RIPE
             
             organisation:   ORG-PS453-RIPE
             org-name:       PREFERENCE SL
             country:        ES
             org-type:       OTHER
             address:        RONDA GUGLIELMO MARCONI 9
             address:        46980 - PATERNA
             address:        VALENCIA - SPAIN
             abuse-c:        ACRO47831-RIPE
             mnt-ref:        mnt-es-ipconsulting-1
             mnt-by:         mnt-es-ipconsulting-1
             created:        2022-04-26T09:39:23Z
             last-modified:  2022-12-01T17:23:28Z
             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)