Report for 37235

Name

Mimecast South Africa - Mimecast South Africa, 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.

37235 MimecastSA, ZA

  Adjacency:     4  Upstream:     4  Downstream:     0
  Upstream Adjacent AS list
    AS30844         LIQUID-AS, GB
    AS6939          HURRICANE, US
    AS15830         EQUINIX, NL
    AS3741          IS, ZA

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
15638 AS37235        ORIGIN  Originate:       4864 /19.75  Transit:          0 /0.00  MimecastSA, 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       %
10304 AS37235       MimecastSA, ZA                                     9      4      0      5      4  44.44%


  Prefix               AS Path                              Aggregation Suggestion
  41.74.192.0/22       37100 15830 37235      
  41.74.192.0/24       37100 15830 37235    - Withdrawn - matching aggregate 41.74.192.0/22 37100 15830 37235
  41.74.193.0/24       37100 15830 37235    - Withdrawn - matching aggregate 41.74.192.0/22 37100 15830 37235
  41.74.194.0/24       37100 15830 37235    - Withdrawn - matching aggregate 41.74.192.0/22 37100 15830 37235
  41.74.195.0/24       37100 15830 37235    - Withdrawn - matching aggregate 41.74.192.0/22 37100 15830 37235
  41.74.196.0/22       6939 37235             
  41.74.200.0/23       37100 15830 37235      
  41.74.202.0/24       37100 15830 37235      
  41.74.204.0/22       6939 37235             

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

AS37235   9 More Specifics   9 Total Advertisements   MimecastSA, ZA
    41.74.192.0/22                41.74.192.0/20
    41.74.192.0/24                41.74.192.0/20
    41.74.193.0/24                41.74.192.0/20
    41.74.194.0/24                41.74.192.0/20
    41.74.195.0/24                41.74.192.0/20
    41.74.196.0/22                41.74.192.0/20
    41.74.200.0/23                41.74.192.0/20
    41.74.202.0/24                41.74.192.0/20
    41.74.204.0/22                41.74.192.0/20

Whois Entry

whois: 402603

IANA has recorded AS37235 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS37235\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