Report for 41853

Name

NTCOM-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.

41853 NTCOM-AS, RU

  Adjacency:     4  Upstream:     4  Downstream:     0
  Upstream Adjacent AS list
    AS9002          RETN-AS, GB
    AS29076         CITYTELECOM-AS Filanco LTD, RU
    AS1299          TWELVE99 Arelion, fka Telia Carrier, SE
    AS61280         CMU_GRCHC, RU

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
11929 AS41853        ORIGIN  Originate:       8192 /19.00  Transit:          0 /0.00  NTCOM-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       %
 3592 AS41853       NTCOM-AS, RU                                      18     15      0      3     15  83.33%


  Prefix               AS Path                              Aggregation Suggestion
  91.102.152.0/21      4777 2497 1299 41853   
  91.102.152.0/24      4777 2497 1299 41853 - Withdrawn - matching aggregate 91.102.152.0/21 4777 2497 1299 41853
  91.102.153.0/24      4777 2497 1299 41853 - Withdrawn - matching aggregate 91.102.152.0/21 4777 2497 1299 41853
  91.102.154.0/24      4777 2497 1299 41853 - Withdrawn - matching aggregate 91.102.152.0/21 4777 2497 1299 41853
  91.102.155.0/24      4777 2497 1299 41853 - Withdrawn - matching aggregate 91.102.152.0/21 4777 2497 1299 41853
  91.102.156.0/24      4777 2497 1299 41853 - Withdrawn - matching aggregate 91.102.152.0/21 4777 2497 1299 41853
  91.102.157.0/24      4777 2497 1299 41853 - Withdrawn - matching aggregate 91.102.152.0/21 4777 2497 1299 41853
  91.102.158.0/24      4777 6939 12389 61280 41853   
  91.102.159.0/24      4777 2497 1299 41853 - Withdrawn - matching aggregate 91.102.152.0/21 4777 2497 1299 41853
  93.189.40.0/21       4777 2497 1299 41853   
  93.189.40.0/24       4777 2497 1299 41853 - Withdrawn - matching aggregate 93.189.40.0/21 4777 2497 1299 41853
  93.189.41.0/24       4777 2497 1299 41853 - Withdrawn - matching aggregate 93.189.40.0/21 4777 2497 1299 41853
  93.189.42.0/24       4777 2497 1299 41853 - Withdrawn - matching aggregate 93.189.40.0/21 4777 2497 1299 41853
  93.189.43.0/24       4777 2497 1299 41853 - Withdrawn - matching aggregate 93.189.40.0/21 4777 2497 1299 41853
  93.189.44.0/24       4777 2497 1299 41853 - Withdrawn - matching aggregate 93.189.40.0/21 4777 2497 1299 41853
  93.189.45.0/24       4777 2497 1299 41853 - Withdrawn - matching aggregate 93.189.40.0/21 4777 2497 1299 41853
  93.189.46.0/24       4777 2497 1299 41853 - Withdrawn - matching aggregate 93.189.40.0/21 4777 2497 1299 41853
  93.189.47.0/24       4777 2497 1299 41853 - Withdrawn - matching aggregate 93.189.40.0/21 4777 2497 1299 41853

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

AS41853   16 More Specifics   18 Total Advertisements   NTCOM-AS, RU
    91.102.152.0/24               91.102.152.0/21
    91.102.153.0/24               91.102.152.0/21
    91.102.154.0/24               91.102.152.0/21
    91.102.155.0/24               91.102.152.0/21
    91.102.156.0/24               91.102.152.0/21
    91.102.157.0/24               91.102.152.0/21
    91.102.158.0/24               91.102.152.0/21
    91.102.159.0/24               91.102.152.0/21
    93.189.40.0/24                93.189.40.0/21
    93.189.41.0/24                93.189.40.0/21
    93.189.42.0/24                93.189.40.0/21
    93.189.43.0/24                93.189.40.0/21
    93.189.44.0/24                93.189.40.0/21
    93.189.45.0/24                93.189.40.0/21
    93.189.46.0/24                93.189.40.0/21
    93.189.47.0/24                93.189.40.0/21

Whois Entry

whois: 402332

IANA has recorded AS41853 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS41853\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 'AS40960 - AS42171'
             
             as-block:       AS40960 - AS42171
             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:        2024-07-22T14:14:32Z
             last-modified:  2024-07-22T14:14:32Z
             source:         RIPE
             
             % Information related to 'AS41853'
             
             % Abuse contact for 'AS41853' is 'abuse@nt-vps.ru'
             
             aut-num:        AS41853
             import:         from AS9049 accept ANY
             import:         from AS50241 accept ANY
             export:         to AS9049 announce AS41853
             export:         to AS50241 announce AS41853
             export:         to AS8732 announce AS41853
             export:         to AS57304 announce AS41853
             import:         from AS8732 accept ANY
             import:         from AS57304 accept ANY
             as-name:        NTCOM-AS
             org:            ORG-LLCN3-RIPE
             admin-c:        RK7187-RIPE
             tech-c:         RK7187-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         NT-COM-MNT
             created:        2006-11-02T16:41:11Z
             last-modified:  2026-01-22T06:14:47Z
             source:         RIPE # Filtered
             
             organisation:   ORG-LLCN3-RIPE
             org-name:       Limited Liability Company NTCOM
             country:        RU
             org-type:       LIR
             address:        17TH MARYINA ROSHCHA DRIVE, HOUSE 13, BUILDING 5
             address:        127521
             address:        MOSCOW
             address:        RUSSIAN FEDERATION
             phone:          +7 4957482035
             fax-no:         +7 4957480343
             abuse-c:        AR16832-RIPE
             admin-c:        RK7187-RIPE
             mnt-ref:        NT-COM-MNT
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         NT-COM-MNT
             created:        2006-10-30T06:11:06Z
             last-modified:  2025-07-22T06:43:17Z
             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 (ABERDEEN)