Report for 204113

Name

CSIS - Security Information Service, 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.

204113 CSIS, CZ

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS16019         VODAFONE-CZ-AS, CZ
    AS6855          SK-TELEKOM Slovak Telekom  T-Mobile CZ, SK

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
71129 AS204113       ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  CSIS, 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       %
62979 AS204113      CSIS, CZ                                           1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  193.138.106.0/24     7018 1299 6855 204113   

Whois Entry

whois: 402590

IANA has recorded AS204113 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS204113\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 'AS204113'
             
             % Abuse contact for 'AS204113' is 'abuse@t-mobile.cz'
             
             aut-num:        AS204113
             as-name:        CSIS
             org:            ORG-CSIS4-RIPE
             import:         from AS12767 accept ANY
             export:         to AS12767 announce AS204113
             import:         from AS6830 accept ANY
             export:         to AS6830 announce AS204113
             admin-c:        TMBS-RIPE
             tech-c:         TMBS-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         TM-BS-MNT
             created:        2015-08-24T12:15:06Z
             last-modified:  2020-11-16T17:52:02Z
             source:         RIPE
             sponsoring-org: ORG-Ra2-RIPE
             
             organisation:   ORG-CSIS4-RIPE
             org-name:       Security Information Service
             country:        CZ
             reg-nr:         Not Applicable
             org-type:       OTHER
             address:        P. O. BOX 1
             address:        Praha 57
             address:        150 07
             abuse-c:        AR29798-RIPE
             mnt-ref:        PRAGONET-MNT
             mnt-by:         PRAGONET-MNT
             created:        2011-09-13T21:10:24Z
             last-modified:  2026-05-13T06:34:40Z
             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)