Report for 6740

Name

INEXT-CZ-ADA - CEZNET s.r.o., 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.

6740 INEXT-CZ-ADA - CEZNET s.r.o., CZ

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS25424         INEXT-CZ - CEZNET s.r.o., CZ

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
4678  AS6740         ORIGIN  Originate:      41984 /16.64  Transit:          0 /0.00  INEXT-CZ-ADA - CEZNET s.r.o., 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       %
31389 AS6740        INEXT-CZ-ADA - CEZNET s.r.o., CZ                   4      0      0      4      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  82.202.0.0/18        4777 2497 174 25424 6740   
  185.193.128.0/22     4777 2497 174 25424 6740   
  212.90.224.0/19      4777 2497 174 25424 6740   
  213.235.64.0/18      4777 2497 174 25424 6740   

Whois Entry

whois: 402609

IANA has recorded AS6740 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS6740\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 'AS6714 - AS6878'
             
             as-block:       AS6714 - AS6878
             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:        2018-11-22T15:27:23Z
             last-modified:  2018-11-22T15:27:23Z
             source:         RIPE
             
             % Information related to 'AS6740'
             
             % Abuse contact for 'AS6740' is 'dohled@ceznet.cz'
             
             aut-num:        AS6740
             as-name:        INEXT-CZ-ADA
             org:            ORG-TBS13-RIPE
             import:         from AS25424 action pref=100; accept ANY
             export:         to AS25424 announce AS6740
             admin-c:        RH163-RIPE
             tech-c:         RH163-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         INEXT-CZ-MNT
             mnt-by:         CEZNET-MNT
             created:        2002-07-03T10:34:27Z
             last-modified:  2025-10-07T10:55:57Z
             source:         RIPE # Filtered
             
             organisation:   ORG-TBS13-RIPE
             org-name:       CEZNET s.r.o.
             country:        CZ
             reg-nr:         26378191
             org-type:       LIR
             address:        Duhova 1531/3
             address:        140 00
             address:        Praha 4
             address:        CZECH REPUBLIC
             phone:          +420 211 046 699
             admin-c:        CH13482-RIPE
             tech-c:         CH13482-RIPE
             abuse-c:        CH13482-RIPE
             mnt-ref:        CEZNET-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         CEZNET-MNT
             created:        2017-04-26T07:50:49Z
             last-modified:  2026-05-13T07:38:07Z
             source:         RIPE # Filtered
             
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             % This query was served by the RIPE Database Query Service version 1.122.1 (ABERDEEN)