Report for 56821

Name

KNVNET1-AS, CZ

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.

56821 KNVNET1-AS, CZ

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS16019         VODAFONE-CZ-AS, CZ

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
25696 AS56821        ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  KNVNET1-AS, CZ

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       %
49889 AS56821       KNVNET1-AS, CZ                                     1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  89.239.24.0/21       4777 2516 1273 16019 56821   

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

AS56821   1 More Specifics   1 Total Advertisements   KNVNET1-AS, CZ
    89.239.24.0/21                89.239.0.0/19

Whois Entry

whois: 402332

IANA has recorded AS56821 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS56821\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 'AS56809 - AS56867'
             
             as-block:       AS56809 - AS56867
             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:        2024-12-10T14:53:42Z
             last-modified:  2024-12-10T14:53:42Z
             source:         RIPE
             
             % Information related to 'AS56821'
             
             % Abuse contact for 'AS56821' is 'info@knvnet.cz'
             
             aut-num:        AS56821
             as-name:        knvnet1-as
             org:            ORG-KSS26-RIPE
             import:         from AS35361 accept ANY
             export:         to AS35361 announce AS56821
             import:         from AS49025 accept ANY
             export:         to AS49025 announce AS56821
             import:         from AS6830 accept ANY
             export:         to AS6830 announce AS56821
             import:         from AS16019 accept ANY
             export:         to AS16019 announce AS56821
             admin-c:        TH6952-RIPE
             tech-c:         TH6952-RIPE
             tech-c:         LM1397-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         lir-cz-knvnet1-1-MNT
             created:        2018-09-18T09:17:05Z
             last-modified:  2025-03-27T15:11:57Z
             source:         RIPE
             
             organisation:   ORG-KSS26-RIPE
             org-name:       KnVnet services s.r.o.
             country:        CZ
             org-type:       LIR
             address:        Rybova 15
             address:        278 01
             address:        Kralupy nad Vltavou 1
             address:        CZECH REPUBLIC
             phone:          +420774880884
             admin-c:        AA44666-RIPE
             tech-c:         AA44666-RIPE
             abuse-c:        AR77770-RIPE
             mnt-ref:        lir-cz-knvnet1-1-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         lir-cz-knvnet1-1-MNT
             created:        2025-02-25T09:00:51Z
             last-modified:  2025-02-25T09:00:51Z
             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 (SHETLAND)