Report for 28269

Name

AS28269 - COMPUTADORES E SISTEMAS LTDA, BR

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.

28269 AS28269 - COMPUTADORES E SISTEMAS LTDA, BR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
11762 AS28269        ORIGIN  Originate:       8192 /19.00  Transit:          0 /0.00  AS28269 - COMPUTADORES E SISTEMAS LTDA, BR

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       %
 8679 AS28269       AS28269 - COMPUTADORES E SISTEMAS LTDA, BR         9      7      2      4      5  55.56%


  Prefix               AS Path                              Aggregation Suggestion
  187.18.0.0/20        4777 2497 3356 28269   
  187.18.0.0/23        4777 2497 3356 28269 - Withdrawn - matching aggregate 187.18.0.0/20 4777 2497 3356 28269
  187.18.2.0/23        4777 2516 3356 28269   
  187.18.4.0/22        4777 2516 3356 28269 + Announce - aggregate of 187.18.4.0/23 (4777 2516 3356 28269) and 187.18.6.0/23 (4777 2516 3356 28269)
  187.18.4.0/23        4777 2516 3356 28269 - Withdrawn - aggregated with 187.18.6.0/23 (4777 2516 3356 28269)
  187.18.6.0/23        4777 2516 3356 28269 - Withdrawn - aggregated with 187.18.4.0/23 (4777 2516 3356 28269)
  187.18.8.0/21        4777 2516 3356 28269 + Announce - aggregate of 187.18.8.0/22 (4777 2516 3356 28269) and 187.18.12.0/22 (4777 2516 3356 28269)
  187.18.8.0/23        4777 2516 3356 28269 - Withdrawn - aggregated with 187.18.10.0/23 (4777 2516 3356 28269)
  187.18.10.0/23       4777 2516 3356 28269 - Withdrawn - aggregated with 187.18.8.0/23 (4777 2516 3356 28269)
  187.18.12.0/23       4777 2516 3356 28269 - Withdrawn - aggregated with 187.18.14.0/23 (4777 2516 3356 28269)
  187.18.14.0/23       4777 2516 3356 28269 - Withdrawn - aggregated with 187.18.12.0/23 (4777 2516 3356 28269)

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

AS28269   8 More Specifics   9 Total Advertisements   AS28269 - COMPUTADORES E SISTEMAS LTDA, BR
    187.18.0.0/23                 187.18.0.0/20
    187.18.2.0/23                 187.18.0.0/20
    187.18.4.0/23                 187.18.0.0/20
    187.18.6.0/23                 187.18.0.0/20
    187.18.8.0/23                 187.18.0.0/20
    187.18.10.0/23                187.18.0.0/20
    187.18.12.0/23                187.18.0.0/20
    187.18.14.0/23                187.18.0.0/20

Whois Entry

whois: 402603

IANA has recorded AS28269 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28269\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded