Report for 37157

Name

Benwest Internet Services ta Imagine IPS - Benwest Internet Services ta Imagine IPS, ZA

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.

37157 IMAGINE, ZA

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS6939          HURRICANE, US
    AS37271         Workonline, ZA

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14794 AS37157        ORIGIN  Originate:       5376 /19.61  Transit:          0 /0.00  IMAGINE, ZA

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       %
 7474 AS37157       IMAGINE, ZA                                       11      8      2      5      6  54.55%


  Prefix               AS Path                              Aggregation Suggestion
  41.78.36.0/22        2914 37271 37157       
  41.78.36.0/22        6939 37157           + Announce - aggregate of 41.78.36.0/23 (6939 37157) and 41.78.38.0/23 (6939 37157)
  41.78.36.0/24        6939 37157           - Withdrawn - aggregated with 41.78.37.0/24 (6939 37157)
  41.78.37.0/24        6939 37157           - Withdrawn - aggregated with 41.78.36.0/24 (6939 37157)
  41.78.38.0/24        6939 37157           - Withdrawn - aggregated with 41.78.39.0/24 (6939 37157)
  41.78.39.0/24        6939 37157           - Withdrawn - aggregated with 41.78.38.0/24 (6939 37157)
  102.128.136.0/21     2914 37271 37157 37157   
  102.128.136.0/22     6939 37157           + Announce - aggregate of 102.128.136.0/23 (6939 37157) and 102.128.138.0/23 (6939 37157)
  102.128.136.0/24     6939 37157           - Withdrawn - aggregated with 102.128.137.0/24 (6939 37157)
  102.128.137.0/24     6939 37157           - Withdrawn - aggregated with 102.128.136.0/24 (6939 37157)
  102.128.138.0/24     6939 37157           - Withdrawn - aggregated with 102.128.139.0/24 (6939 37157)
  102.128.139.0/24     6939 37157           - Withdrawn - aggregated with 102.128.138.0/24 (6939 37157)
  102.128.140.0/24     6939 37157             

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

AS37157   8 More Specifics   10 Total Advertisements   IMAGINE, ZA
    41.78.36.0/24                 41.78.36.0/22
    41.78.38.0/24                 41.78.36.0/22
    41.78.39.0/24                 41.78.36.0/22
    102.128.136.0/24              102.128.136.0/21
    102.128.137.0/24              102.128.136.0/21
    102.128.138.0/24              102.128.136.0/21
    102.128.139.0/24              102.128.136.0/21
    102.128.140.0/24              102.128.136.0/21
    41.78.37.0/24                 41.78.36.0/22

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

    - 41.78.37.0/24               Withdrawn

Whois Entry

whois: 402609

IANA has recorded AS37157 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS37157\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