Report for 206591

Name

ALZACZ-AS - Alza.cz a.s., 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.

206591 ALZACZ-AS, CZ

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS199803        COMSOURCE, CZ

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
71704 AS206591       ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  ALZACZ-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       %
64278 AS206591      ALZACZ-AS, CZ                                      1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  185.181.177.0/24     6939 199803 206591     

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

AS206591   2 More Specifics   2 Total Advertisements   ALZACZ-AS, CZ
    185.181.177.0/24              185.181.176.0/22
    185.181.179.0/24              185.181.176.0/22

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 185.181.179.0/24            Announced

Whois Entry

whois: 402590

IANA has recorded AS206591 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS206591\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 'AS206369 - AS207419'
             
             as-block:       AS206369 - AS207419
             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:        2024-06-03T14:03:01Z
             last-modified:  2024-06-03T14:03:01Z
             source:         RIPE
             
             % Information related to 'AS206591'
             
             % Abuse contact for 'AS206591' is 'abuse@alza.cz'
             
             aut-num:        AS206591
             as-name:        ALZACZ-AS
             org:            ORG-AA1675-RIPE
             import:         from AS29208 accept ANY
             export:         to AS29208 announce AS206591
             import:         from AS21430 accept ANY
             export:         to AS21430 announce AS206591
             import:         from AS199803 accept ANY
             export:         to AS199803 announce AS206591
             admin-c:        ALZA2-RIPE
             tech-c:         ALZA2-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         ALZACZ-RIPE-MNT
             created:        2016-12-14T14:54:47Z
             last-modified:  2018-09-04T11:55:37Z
             source:         RIPE
             
             organisation:   ORG-AA1675-RIPE
             org-name:       Alza.cz a.s.
             country:        CZ
             reg-nr:         27082440
             org-type:       LIR
             address:        Jankovcova 1522/53
             address:        17000
             address:        Praha
             address:        CZECH REPUBLIC
             phone:          +420225340111
             admin-c:        MU1849-RIPE
             tech-c:         MU1849-RIPE
             abuse-c:        AR38620-RIPE
             mnt-ref:        ALZACZ-RIPE-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         ALZACZ-RIPE-MNT
             created:        2016-12-09T08:27:52Z
             last-modified:  2026-05-13T07:22:03Z
             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 (BUSA)