Report for 28397

Name

AS28397 - Jobnetworks de Mexico, S.A. de C.V., MX

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.

28397 AS28397 - Jobnetworks de Mexico, S.A. de C.V., MX

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS11172         AS11172 - Alestra, S. de R.L. de C.V., MX
    AS19332         AS19332 - COORDINADORA DE CARRIER'S, S.A. DE C.V., MX

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
28865 AS28397        ORIGIN  Originate:       1792 /21.19  Transit:          0 /0.00  AS28397 - Jobnetworks de Mexico, S.A. de C.V., MX

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       %
16074 AS28397       AS28397 - Jobnetworks de Mexico, S.A. de C.V.      7      4      2      5      2  28.57%


  Prefix               AS Path                              Aggregation Suggestion
  131.0.236.0/23       4777 2497 174 28397  + Announce - aggregate of 131.0.236.0/24 (4777 2497 174 28397) and 131.0.237.0/24 (4777 2497 174 28397)
  131.0.236.0/24       4777 2497 174 28397  - Withdrawn - aggregated with 131.0.237.0/24 (4777 2497 174 28397)
  131.0.237.0/24       4777 2497 174 28397  - Withdrawn - aggregated with 131.0.236.0/24 (4777 2497 174 28397)
  131.0.238.0/24       4777 2497 174 28397    
  138.94.140.0/24      4777 2497 174 28397    
  138.94.141.0/24      4608 1221 4637 32098 11172 28397   
  138.94.142.0/23      4608 7575 3491 19332 28397 + Announce - aggregate of 138.94.142.0/24 (4608 7575 3491 19332 28397) and 138.94.143.0/24 (4608 7575 3491 19332 28397)
  138.94.142.0/24      4608 7575 3491 19332 28397 - Withdrawn - aggregated with 138.94.143.0/24 (4608 7575 3491 19332 28397)
  138.94.143.0/24      4608 7575 3491 19332 28397 - Withdrawn - aggregated with 138.94.142.0/24 (4608 7575 3491 19332 28397)

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

AS28397   7 More Specifics   7 Total Advertisements   AS28397 - Jobnetworks de Mexico, S.A. de C.V., MX
    131.0.236.0/24                131.0.236.0/22
    131.0.237.0/24                131.0.236.0/22
    131.0.238.0/24                131.0.236.0/22
    138.94.140.0/24               138.94.140.0/22
    138.94.141.0/24               138.94.140.0/22
    138.94.142.0/24               138.94.140.0/22
    138.94.143.0/24               138.94.140.0/22

Whois Entry

whois: 402603

IANA has recorded AS28397 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28397\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded