Report for 57951

Name

YACAST-FRANCE-AS, FR

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.

57951 YACAST-FRANCE-AS, FR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS8309          SIPARTECH, FR
    AS35625         EUROFIBER-FRANCE, FR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
25752 AS57951        ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  YACAST-FRANCE-AS, FR

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       %
50451 AS57951       YACAST-FRANCE-AS, FR                               1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  37.188.88.0/21       4608 7575 8309 57951   

Whois Entry

whois: 402332

IANA has recorded AS57951 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS57951\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 'AS57370 - AS57973'
             
             as-block:       AS57370 - AS57973
             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:        2025-04-24T14:15:44Z
             last-modified:  2025-04-24T14:15:44Z
             source:         RIPE
             
             % Information related to 'AS57951'
             
             % Abuse contact for 'AS57951' is 'abuse@yacast.fr'
             
             aut-num:        AS57951
             as-name:        YACAST-FRANCE-AS
             org:            ORG-YFS1-RIPE
             mp-import:      afi ipv4.unicast,ipv6.unicast from AS8309 accept ANY
             mp-import:      afi ipv4.unicast,ipv6.unicast from AS30781 accept ANY
             mp-import:      afi ipv4.unicast,ipv6.unicast from AS35625 accept ANY
             mp-export:      afi ipv4.unicast,ipv6.unicast to AS8309 announce AS-YF
             mp-export:      afi ipv4.unicast,ipv6.unicast to AS30781 announce AS-YF
             mp-export:      afi ipv4.unicast,ipv6.unicast to AS35625 announce AS-YF
             admin-c:        CCAV-RIPE
             tech-c:         CCAV-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         YFR-MNT
             created:        2012-03-19T14:33:58Z
             last-modified:  2024-12-18T15:45:35Z
             source:         RIPE
             
             organisation:   ORG-YFS1-RIPE
             org-name:       Yacast France SAS
             country:        FR
             org-type:       LIR
             address:        89, boulevard Pereire
             address:        75017
             address:        Paris
             address:        FRANCE
             phone:          +33156285900
             fax-no:         +33156285901
             admin-c:        YFRN-RIPE
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        YFR-MNT
             tech-c:         YFRN-RIPE
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         YFR-MNT
             abuse-c:        YFRN-RIPE
             created:        2012-03-13T15:56:25Z
             last-modified:  2025-11-18T09:28:59Z
             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 (DEXTER)