Report for 25437

Name

ALCOM-AS - Osipenko Alexander Nikolaevich, 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.

25437 ALCOM-AS - Osipenko Alexander Nikolaevich, RU

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS12389         ROSTELECOM-AS - PJSC Rostelecom, RU
    AS3216          SOVAM-AS - PJSC "Vimpelcom", RU

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
32499 AS25437        ORIGIN  Originate:       1280 /21.68  Transit:          0 /0.00  ALCOM-AS - Osipenko Alexander Nikolaevich, 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       %
21729 AS25437       ALCOM-AS - Osipenko Alexander Nikolaevich, RU      5      2      1      4      1  20.00%


  Prefix               AS Path                              Aggregation Suggestion
  31.40.158.0/24       4777 2497 12389 25437   
  31.40.180.0/23       4777 2497 3216 25437 + Announce - aggregate of 31.40.180.0/24 (4777 2497 3216 25437) and 31.40.181.0/24 (4777 2497 3216 25437)
  31.40.180.0/24       4777 2497 3216 25437 - Withdrawn - aggregated with 31.40.181.0/24 (4777 2497 3216 25437)
  31.40.181.0/24       4777 2497 3216 25437 - Withdrawn - aggregated with 31.40.180.0/24 (4777 2497 3216 25437)
  195.20.118.0/24      4777 2497 12389 25437   
  195.20.119.0/24      4777 2497 3216 25437   

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

AS25437   5 More Specifics   5 Total Advertisements   ALCOM-AS - Osipenko Alexander Nikolaevich, RU
    31.40.158.0/24                31.40.128.0/18
    31.40.180.0/24                31.40.128.0/18
    31.40.181.0/24                31.40.128.0/18
    195.20.118.0/24               195.20.118.0/23
    195.20.119.0/24               195.20.118.0/23

Whois Entry

whois: 402603

IANA has recorded AS25437 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS25437\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 'AS25365 - AS25542'
             
             as-block:       AS25365 - AS25542
             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:        2018-11-22T15:27:30Z
             last-modified:  2018-11-22T15:27:30Z
             source:         RIPE
             
             % Information related to 'AS25437'
             
             % Abuse contact for 'AS25437' is 'korvin2000@gmail.com'
             
             aut-num:        AS25437
             as-name:        ALCOM-AS
             descr:          Krasnodar
             descr:          RU
             org:            ORG-OAN1-RIPE
             import:         from AS3216 action pref=100; accept ANY
             export:         to AS3216 announce AS25437
             import:         from AS48084 action pref=100; accept ANY
             export:         to AS48084 announce AS25437
             import:         from AS12389 action pref=100; accept ANY
             export:         to AS12389 announce AS25437
             import:         from AS8631 action pref=100; accept ANY
             export:         to AS8631 announce AS25437
             admin-c:        AO5470-RIPE
             tech-c:         AO5470-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         KOR4-MNT
             created:        2002-11-22T09:38:19Z
             last-modified:  2026-01-16T10:01:53Z
             source:         RIPE # Filtered
             
             organisation:   ORG-OAN1-RIPE
             org-name:       Osipenko Alexander Nikolaevich
             country:        RU
             reg-nr:         Not Applicable
             org-type:       LIR
             address:        Sanatornaya str, 5
             address:        298470
             address:        Bolshoye Sadovoe village
             address:        RUSSIAN FEDERATION
             phone:          +79788678790
             admin-c:        AO5470-RIPE
             tech-c:         AO5470-RIPE
             abuse-c:        AR51250-RIPE
             mnt-ref:        KOR4-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         KOR4-MNT
             created:        2019-03-04T14:39:58Z
             last-modified:  2026-05-13T07:40:02Z
             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 (SHETLAND)