Report for 28660

Name

OPEN SYSTEM 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.

28660 OPEN SYSTEM LTDA, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS21574         Century Telecom Ltda, BR
    AS4230          CLARO S.A., BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
17065 AS28660        ORIGIN  Originate:       4096 /20.00  Transit:          0 /0.00  OPEN SYSTEM 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       %
16459 AS28660       OPEN SYSTEM LTDA, BR                               3      2      0      1      2  66.67%


  Prefix               AS Path                              Aggregation Suggestion
  201.87.224.0/21      4777 2516 4230 28660   
  201.87.224.0/22      4777 2516 4230 28660 - Withdrawn - matching aggregate 201.87.224.0/21 4777 2516 4230 28660
  201.87.228.0/22      4777 2516 4230 28660 - Withdrawn - matching aggregate 201.87.224.0/21 4777 2516 4230 28660

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

AS28660   2 More Specifics   3 Total Advertisements   OPEN SYSTEM LTDA, BR
    201.87.224.0/22               201.87.224.0/21
    201.87.228.0/22               201.87.224.0/21

Whois Entry

whois: 402332

IANA has recorded AS28660 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28660\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded