Report for 21458

Name

KFW-AS, DE

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.

21458 KFW-AS, DE

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS8881          VERSATEL, DE

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
59628 AS21458        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  KFW-AS, DE

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       %
36198 AS21458       KFW-AS, DE                                         1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  193.30.140.0/24      4608 7575 3356 8881 8881 21458   

Whois Entry

whois: 402332

IANA has recorded AS21458 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS21458\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 'AS21453 - AS21503'
             
             as-block:       AS21453 - AS21503
             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:        2018-11-22T15:27:28Z
             last-modified:  2018-11-22T15:27:28Z
             source:         RIPE
             
             % Information related to 'AS21458'
             
             % Abuse contact for 'AS21458' is 'abuse@kfw.de'
             
             aut-num:        AS21458
             as-name:        KFW-AS
             org:            ORG-KKFW1-RIPE
             import:         from AS8220 action pref=100; accept ANY
             import:         from AS3320 action pref=100; accept ANY
             import:         from AS8881 accept any
             export:         to AS8220 announce AS21458
             export:         to AS3320 announce AS21458
             export:         to AS8881 announce AS21458
             admin-c:        MG16101-RIPE
             tech-c:         MG16101-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         VT-ENGI-MNT
             created:        2004-01-16T13:27:25Z
             last-modified:  2025-08-19T15:39:46Z
             source:         RIPE
             sponsoring-org: ORG-KG4-RIPE
             
             organisation:   ORG-KKFW1-RIPE
             org-name:       KfW Kreditanstalt fur Wiederaufbau
             country:        DE
             org-type:       Other
             address:        Frankfurt/ Main, GERMANY
             abuse-c:        AR79794-RIPE
             mnt-by:         VT-ENGI-MNT
             mnt-ref:        VT-ENGI-MNT
             created:        2013-01-30T09:02:01Z
             last-modified:  2026-03-19T11:05:59Z
             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)