Report for 53083

Name

AS53083 - C & M Software 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 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.

53083 C & M Software Ltda., BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS4230          CLARO S.A., BR
    AS17222         MUNDIVOX DO BRASIL LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
10388 AS53083        ORIGIN  Originate:       9984 /18.71  Transit:          0 /0.00  C & M Software 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       %
10626 AS53083       C & M Software Ltda., BR                           8      5      1      4      4  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  187.33.112.0/20      2914 17222 53083       
  187.33.112.0/20      6939 4230 53083      + Announce - aggregate of 187.33.112.0/21 (6939 4230 53083) and 187.33.120.0/21 (6939 4230 53083)
  187.33.112.0/21      6939 4230 53083      - Withdrawn - aggregated with 187.33.120.0/21 (6939 4230 53083)
  187.33.112.0/23      6939 4230 53083      - Withdrawn - matching aggregate 187.33.112.0/21 6939 4230 53083
  187.33.112.0/24      2914 17222 53083       
  187.33.113.0/24      6939 4230 53083      - Withdrawn - matching aggregate 187.33.112.0/21 6939 4230 53083
  187.33.114.0/23      6939 4230 53083      - Withdrawn - matching aggregate 187.33.112.0/21 6939 4230 53083
  187.33.120.0/21      6939 4230 53083      - Withdrawn - aggregated with 187.33.112.0/21 (6939 4230 53083)
  187.33.124.0/24      2914 17222 53083       

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

AS53083   7 More Specifics   8 Total Advertisements   C & M Software Ltda., BR
    187.33.112.0/21               187.33.112.0/20
    187.33.112.0/23               187.33.112.0/20
    187.33.113.0/24               187.33.112.0/20
    187.33.114.0/23               187.33.112.0/20
    187.33.120.0/21               187.33.112.0/20
    187.33.124.0/24               187.33.112.0/20
    187.33.125.0/24               187.33.112.0/20
    187.33.126.0/24               187.33.112.0/20

Prefixes added and withdrawn by this origin AS in the past 7 days.

    - 187.33.126.0/24             Withdrawn

Whois Entry

whois: 402603

IANA has recorded AS53083 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS53083\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded