Report for 37571

Name

ITM - ITM, CD

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 AS6447) 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.

37571 ITM-DRC, CD

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS328442        UNITED-SA, CD
    AS327829        SKYTIC-TELECOM, CG

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
36291 AS37571        ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  ITM-DRC, CD

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       %
22564 AS37571       ITM-DRC, CD                                        4      2      1      3      1  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  197.231.252.0/23     37100 50293 328442 37571 + Announce - aggregate of 197.231.252.0/24 (37100 50293 328442 37571) and 197.231.253.0/24 (37100 50293 328442 37571)
  197.231.252.0/24     37100 50293 328442 37571 - Withdrawn - aggregated with 197.231.253.0/24 (37100 50293 328442 37571)
  197.231.253.0/24     37100 50293 328442 37571 - Withdrawn - aggregated with 197.231.252.0/24 (37100 50293 328442 37571)
  197.231.254.0/24     37100 50293 328442 37571   
  197.231.255.0/24     6939 60171 327829 37571   

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

AS37571   4 More Specifics   4 Total Advertisements   ITM-DRC, CD
    197.231.252.0/24              197.231.252.0/22
    197.231.253.0/24              197.231.252.0/22
    197.231.254.0/24              197.231.252.0/22
    197.231.255.0/24              197.231.252.0/22

Whois Entry

whois: 402590

IANA has recorded AS37571 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS37571\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