Report for 25347

Name

--No AS Description--

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 AS4637) 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.

25347 CTTC-AS JSC "CentreTransTelecom" Autonomous System

  Adjacency:     8  Upstream:     1  Downstream:     7
  Upstream Adjacent AS list
    AS20485   TRANSTELECOM JSC Company TransTeleCom
  Downstream Adjacent AS list
    AS35125   SMOLENSK-AS Smolensk branch of the JSC "CenterTelecom"
    AS33839   UNC-AS LLC "UNC"
    AS12418   QUANTUM Quantum Communications
    AS35401   SUNLINK-AS Sunlink Telecom ISP, Tula, Russia
    AS41854   NLINK-AS Nlink LLC
    AS42916   ITSERVICE-AS IT Service Ltd.
    AS35516   KURSKNET-RU-AS AS for ISP kursknet.ru

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
8518  AS25347  ORG+TRN Originate:       5888 /19.48  Transit:      17920 /17.87 CTTC-AS JSC "CentreTransTelecom" Autonomous System

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       %
 1112 AS25347 CTTC-AS JSC "CentreTransTelecom" Autonom     21     17      5      9     12  57.14%


  Prefix               AS Path                              Aggregation Suggestion
  213.137.224.0/22     4637 3491 20485 25347 + Announce - aggregate of 213.137.224.0/23 (4637 3491 20485 25347) and 213.137.226.0/23 (4637 3491 20485 25347)
  213.137.224.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.225.0/24 (4637 3491 20485 25347)
  213.137.225.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.224.0/24 (4637 3491 20485 25347)
  213.137.226.0/23     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.224.0/23 (4637 3491 20485 25347)
  213.137.228.0/23     4637 3491 20485 25347   
  213.137.230.0/24     4637 3491 20485 25347   
  213.137.232.0/23     4637 3491 20485 25347 + Announce - aggregate of 213.137.232.0/24 (4637 3491 20485 25347) and 213.137.233.0/24 (4637 3491 20485 25347)
  213.137.232.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.233.0/24 (4637 3491 20485 25347)
  213.137.233.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.232.0/24 (4637 3491 20485 25347)
  213.137.235.0/24     4637 3491 20485 25347   
  213.137.236.0/22     4637 3491 20485 25347 + Announce - aggregate of 213.137.236.0/23 (4637 3491 20485 25347) and 213.137.238.0/23 (4637 3491 20485 25347)
  213.137.236.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.237.0/24 (4637 3491 20485 25347)
  213.137.237.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.236.0/24 (4637 3491 20485 25347)
  213.137.238.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.239.0/24 (4637 3491 20485 25347)
  213.137.239.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.238.0/24 (4637 3491 20485 25347)
  213.137.244.0/22     4637 3491 20485 25347 + Announce - aggregate of 213.137.244.0/23 (4637 3491 20485 25347) and 213.137.246.0/23 (4637 3491 20485 25347)
  213.137.244.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.245.0/24 (4637 3491 20485 25347)
  213.137.245.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.244.0/24 (4637 3491 20485 25347)
  213.137.246.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.247.0/24 (4637 3491 20485 25347)
  213.137.247.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.246.0/24 (4637 3491 20485 25347)
  213.137.248.0/22     4637 3491 20485 25347 + Announce - aggregate of 213.137.248.0/23 (4637 3491 20485 25347) and 213.137.250.0/23 (4637 3491 20485 25347)
  213.137.248.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.249.0/24 (4637 3491 20485 25347)
  213.137.249.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.248.0/24 (4637 3491 20485 25347)
  213.137.250.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.251.0/24 (4637 3491 20485 25347)
  213.137.251.0/24     4637 3491 20485 25347 - Withdrawn - aggregated with 213.137.250.0/24 (4637 3491 20485 25347)
  213.137.253.0/24     4637 3491 20485 25347   

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

AS25347   20 More Specifics   20 Total Advertisements   CTTC-AS JSC "CentreTransTelecom" Autonomous System
    213.137.224.0/24              213.137.224.0/19
    213.137.225.0/24              213.137.224.0/19
    213.137.226.0/23              213.137.224.0/19
    213.137.228.0/23              213.137.224.0/19
    213.137.230.0/24              213.137.224.0/19
    213.137.232.0/24              213.137.224.0/19
    213.137.233.0/24              213.137.224.0/19
    213.137.235.0/24              213.137.224.0/19
    213.137.236.0/24              213.137.224.0/19
    213.137.237.0/24              213.137.224.0/19
    213.137.238.0/24              213.137.224.0/19
    213.137.239.0/24              213.137.224.0/19
    213.137.244.0/24              213.137.224.0/19
    213.137.247.0/24              213.137.224.0/19
    213.137.248.0/24              213.137.224.0/19
    213.137.249.0/24              213.137.224.0/19
    213.137.250.0/24              213.137.224.0/19
    213.137.251.0/24              213.137.224.0/19
    213.137.252.0/24              213.137.224.0/19
    213.137.253.0/24              213.137.224.0/19
    213.137.245.0/24              213.137.224.0/19

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

    - 213.137.245.0/24            Withdrawn

Whois Entry

whois: 402332

IANA has recorded AS25347 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS25347\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 'AS25251 - AS25361'
             
             as-block:       AS25251 - AS25361
             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
             
             % This query was served by the RIPE Database Query Service version 1.122 (DEXTER)