Report for 21379

Name

ISV-AS - LLC TC "Interzvyazok", UA

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.

21379 ISV-AS - LLC TC "Interzvyazok", UA

  Adjacency:     4  Upstream:     2  Downstream:     2
  Upstream Adjacent AS list
    AS43576         KUMIR-AS - LTD "KuMIR TELECOM", UA
    AS35320         ETT-AS - Eurotranstelecom Ltd, UA
  Downstream Adjacent AS list
    AS44892         FLY-AS - FOP Muhametdinov Oleg Angamovitch, UA
    AS41288         CTISYSTEMS-AS - LTD "CTI Systems", UA

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
35146 AS21379        ORG+TRN Originate:       1024 /22.00  Transit:        768 /22.42 ISV-AS - LLC TC "Interzvyazok", UA

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       %
21156 AS21379       ISV-AS - LLC TC "Interzvyazok", UA                 4      2      1      3      1  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  217.147.160.0/23     4608 6939 57455 43576 21379 + Announce - aggregate of 217.147.160.0/24 (4608 6939 57455 43576 21379) and 217.147.161.0/24 (4608 6939 57455 43576 21379)
  217.147.160.0/24     4608 6939 57455 43576 21379 - Withdrawn - aggregated with 217.147.161.0/24 (4608 6939 57455 43576 21379)
  217.147.161.0/24     4608 6939 57455 43576 21379 - Withdrawn - aggregated with 217.147.160.0/24 (4608 6939 57455 43576 21379)
  217.147.163.0/24     4608 6939 57455 43576 21379   
  217.147.164.0/24     4608 6939 57455 43576 21379   

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

AS21379   4 More Specifics   4 Total Advertisements   ISV-AS - LLC TC "Interzvyazok", UA
    217.147.160.0/24              217.147.160.0/20
    217.147.161.0/24              217.147.160.0/20
    217.147.163.0/24              217.147.160.0/20
    217.147.164.0/24              217.147.160.0/20

Whois Entry

whois: 402591

IANA has recorded AS21379 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS21379\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
             
             %ERROR:201: access denied for 203.119.106.26
             %
             % 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 (ABERDEEN)