Report for 43866

Name

ALTRON - Altron 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.

43866 ALTRON, CZ

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS39791         TPS-AS Telco Pro Services, a.s., CZ
    AS5610          O2-CZECH-REPUBLIC, CZ

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
45263 AS43866        ORIGIN  Originate:        768 /22.42  Transit:          0 /0.00  ALTRON, 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       %
44254 AS43866       ALTRON, CZ                                         2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  91.195.202.0/23      6939 39791 43866       
  91.195.203.0/24      6939 5610 43866        

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

AS43866   1 More Specifics   2 Total Advertisements   ALTRON, CZ
    91.195.203.0/24               91.195.202.0/23

Whois Entry

whois: 402590

IANA has recorded AS43866 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS43866\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 'AS43075 - AS44168'
             
             as-block:       AS43075 - AS44168
             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:        2023-12-11T15:09:58Z
             last-modified:  2023-12-11T15:09:58Z
             source:         RIPE
             
             % Information related to 'AS43866'
             
             % Abuse contact for 'AS43866' is 'abuse@o2.cz'
             
             aut-num:        AS43866
             as-name:        ALTRON
             org:            ORG-ALTR1-RIPE
             import:         from AS12956 accept ANY
             export:         to AS12956 announce AS43866
             import:         from AS1299 accept ANY
             export:         to AS1299 announce AS43866
             admin-c:        HP1695-RIPE
             tech-c:         SJ1633-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         AS5610-MTN
             created:        2007-10-11T08:52:04Z
             last-modified:  2018-09-04T10:27:33Z
             source:         RIPE
             sponsoring-org: ORG-STaN1-RIPE
             
             organisation:   ORG-ALTR1-RIPE
             org-name:       Altron a.s.
             country:        CZ
             reg-nr:         64948251
             org-type:       OTHER
             address:        Novodvorska 994/138, 14221 Praha 4
             abuse-c:        AR30099-RIPE
             mnt-ref:        AS5610-MTN
             mnt-by:         AS5610-MTN
             created:        2007-10-09T08:06:11Z
             last-modified:  2026-05-13T05:59:46Z
             source:         RIPE # Filtered
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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             % 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 (DEXTER)