Report for 204772

Name

RSD-CZ - Reditelstvi silnic a dalnic s.p., 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 AS6447) 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.

204772 RSD-, CZ

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS6855          SK-TELEKOM Slovak Telekom  T-Mobile CZ, SK
    AS2852          CESNET2, CZ

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
40504 AS204772       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  RSD-, 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       %
63343 AS204772      RSD-, CZ                                           1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  185.240.220.0/22     57866 1299 6855 204772   

Whois Entry

whois: 402603

IANA has recorded AS204772 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS204772\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 'AS203940 - AS205662'
             
             as-block:       AS203940 - AS205662
             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:        2026-03-05T15:29:31Z
             last-modified:  2026-03-05T15:29:31Z
             source:         RIPE
             
             % Information related to 'AS204772'
             
             % Abuse contact for 'AS204772' is 'abuse@rsd.cz'
             
             aut-num:        AS204772
             as-name:        RSD-CZ
             org:            ORG-RSAD2-RIPE
             import:         from AS2852 accept ANY
             export:         to AS2852 announce AS204772
             import:         from AS48091 accept ANY
             export:         to AS48091 announce AS204772
             admin-c:        RCNA1-RIPE
             tech-c:         RCNA1-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         cz-rsd-1-mnt
             created:        2018-01-10T13:13:02Z
             last-modified:  2023-08-29T10:55:29Z
             source:         RIPE
             
             organisation:   ORG-RSAD2-RIPE
             org-name:       Reditelstvi silnic a dalnic s.p.
             country:        CZ
             reg-nr:         Not Applicable
             org-type:       LIR
             address:        Cercanska 2023 /12
             address:        14000
             address:        Praha
             address:        CZECH REPUBLIC
             phone:          +420954901308
             admin-c:        RCNA1-RIPE
             tech-c:         RCNA1-RIPE
             abuse-c:        AR44584-RIPE
             mnt-ref:        cz-rsd-1-mnt
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         cz-rsd-1-mnt
             created:        2018-01-09T09:20:27Z
             last-modified:  2026-05-13T07:10:07Z
             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 1.122.1 (ABERDEEN)