Report for 49452

Name

A1-SYSTEMS-AS, RU

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.

49452 A1-SYSTEMS-AS, RU

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS9002          RETN-AS, GB
    AS29226         MASTERTEL-AS Moscow, Russia, RU

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
63571 AS49452        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  A1-SYSTEMS-AS, RU

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       %
45982 AS49452       A1-SYSTEMS-AS, RU                                  1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  91.213.5.0/24        4608 7575 6461 9002 49452   

Whois Entry

whois: 402332

IANA has recorded AS49452 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS49452\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 'AS49386 - AS49866'
             
             as-block:       AS49386 - AS49866
             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:        2026-02-24T07:14:53Z
             last-modified:  2026-02-24T07:14:53Z
             source:         RIPE
             
             % Information related to 'AS49452'
             
             % Abuse contact for 'AS49452' is 'it@a1-systems.com'
             
             aut-num:        AS49452
             as-name:        A1-SYSTEMS-AS
             org:            ORG-ASL9-RIPE
             import:         from AS57304 accept ANY
             import:         from AS29226 accept ANY
             export:         to AS57304 announce AS49452
             export:         to AS29226 announce AS49452
             admin-c:        KO1072-RIPE
             tech-c:         SB18728-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             tech-c:         AB9195-RIPE
             mnt-by:         MNT-A1-SYSTEMS
             created:        2009-06-11T09:48:38Z
             last-modified:  2025-10-09T16:31:46Z
             source:         RIPE
             sponsoring-org: ORG-CS216-RIPE
             
             organisation:   ORG-ASL9-RIPE
             org-name:       A1 Systems Ltd.
             country:        RU
             org-type:       OTHER
             address:        Russia, Moscow, Sushhevskij Val, d. 9, str. 1, office 304
             abuse-c:        AR22983-RIPE
             mnt-ref:        MNT-A1-SYSTEMS
             mnt-by:         MNT-A1-SYSTEMS
             created:        2009-06-10T08:48:35Z
             last-modified:  2022-12-01T16:16:18Z
             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 1.121.2 (SHETLAND)