Report for 30983

Name

CNRST (Centre National pour la Recherche Scientifique et Technique) - CNRST (Centre National pour la Recherche Scientifique et Technique), MA

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.

30983 CNRST (Centre National pour la Recherche Scientifique et Technique) - CNRST (Centre National pour la Recherche Scientifique et Technique), MA

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS20965         GEANT - GEANT Vereniging, NL
    AS36884         Wana Corporate - Wana Corporate, MA

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5061  AS30983        ORIGIN  Originate:      35584 /16.88  Transit:          0 /0.00  CNRST (Centre National pour la Recherche Scientifique et Technique) - CNRST (Centre National pour la Recherche Scientifique et Technique), MA

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       %
 4975 AS30983       CNRST (Centre National pour la Recherche Scie     15     11      1      5     10  66.67%


  Prefix               AS Path                              Aggregation Suggestion
  105.73.96.0/22       4777 2516 3257 36884 30983   
  105.73.96.0/22       4777 2500 7660 11537 20965 30983 + Announce - aggregate of 105.73.96.0/23 (4777 2500 7660 11537 20965 30983) and 105.73.98.0/23 (4777 2500 7660 11537 20965 30983)
  105.73.96.0/25       4777 2500 7660 11537 20965 30983 - Withdrawn - aggregated with 105.73.96.128/25 (4777 2500 7660 11537 20965 30983)
  105.73.96.128/25     4777 2500 7660 11537 20965 30983 - Withdrawn - aggregated with 105.73.96.0/25 (4777 2500 7660 11537 20965 30983)
  105.73.97.0/25       4777 2500 7660 11537 20965 30983 - Withdrawn - aggregated with 105.73.97.128/25 (4777 2500 7660 11537 20965 30983)
  105.73.97.128/25     4777 2500 7660 11537 20965 30983 - Withdrawn - aggregated with 105.73.97.0/25 (4777 2500 7660 11537 20965 30983)
  105.73.98.0/25       4777 2500 7660 11537 20965 30983 - Withdrawn - aggregated with 105.73.98.128/25 (4777 2500 7660 11537 20965 30983)
  105.73.98.128/25     4777 2500 7660 11537 20965 30983 - Withdrawn - aggregated with 105.73.98.0/25 (4777 2500 7660 11537 20965 30983)
  105.73.99.0/25       4777 2500 7660 11537 20965 30983 - Withdrawn - aggregated with 105.73.99.128/25 (4777 2500 7660 11537 20965 30983)
  105.73.99.128/25     4777 2500 7660 11537 20965 30983 - Withdrawn - aggregated with 105.73.99.0/25 (4777 2500 7660 11537 20965 30983)
  196.12.203.0/24      4777 2516 3257 36884 30983   
  196.200.128.0/18     4777 2516 3257 36884 30983   
  196.200.128.0/19     4777 2516 3257 36884 30983 - Withdrawn - matching aggregate 196.200.128.0/18 4777 2516 3257 36884 30983
  196.200.160.0/19     4777 2516 3257 36884 30983 - Withdrawn - matching aggregate 196.200.128.0/18 4777 2516 3257 36884 30983
  196.200.160.0/24     4608 7575 11537 20965 30983   
  196.200.161.0/24     4777 2516 3257 36884 30983 - Withdrawn - matching aggregate 196.200.128.0/18 4777 2516 3257 36884 30983

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

AS30983   14 More Specifics   15 Total Advertisements   CNRST (Centre National pour la Recherche Scientifique et Technique) - CNRST (Centre National pour la Recherche Scientifique et Technique), MA
    105.73.96.0/22                105.64.0.0/12
    105.73.96.0/25                105.64.0.0/12
    105.73.96.128/25              105.64.0.0/12
    105.73.97.0/25                105.64.0.0/12
    105.73.97.128/25              105.64.0.0/12
    105.73.98.0/25                105.64.0.0/12
    105.73.98.128/25              105.64.0.0/12
    105.73.99.0/25                105.64.0.0/12
    105.73.99.128/25              105.64.0.0/12
    196.12.203.0/24               196.12.192.0/18
    196.200.128.0/19              196.200.128.0/18
    196.200.160.0/19              196.200.128.0/18
    196.200.160.0/24              196.200.128.0/18
    196.200.161.0/24              196.200.128.0/18

Whois Entry

whois: 402603

IANA has recorded AS30983 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS30983\n             % This is the AfriNIC Whois server.
             % The AFRINIC whois database is subject to  the following terms of Use. See https://afrinic.net/whois/terms