Report for 52936

Name

AS52936 - ONCABO 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.

52936 ISOTELCO LTDA, BR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS266228        ONCABO LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
9047  AS52936        ORIGIN  Originate:      12800 /18.36  Transit:          0 /0.00  ISOTELCO 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       %
 7607 AS52936       ISOTELCO LTDA, BR                                  8      6      0      2      6  75.00%


  Prefix               AS Path                              Aggregation Suggestion
  177.185.128.0/20     6939 266228 52936      
  177.185.128.0/21     6939 266228 52936    - Withdrawn - matching aggregate 177.185.128.0/20 6939 266228 52936
  177.185.128.0/22     6939 266228 52936    - Withdrawn - matching aggregate 177.185.128.0/20 6939 266228 52936
  177.185.132.0/22     6939 266228 52936    - Withdrawn - matching aggregate 177.185.128.0/20 6939 266228 52936
  177.185.136.0/21     6939 266228 52936    - Withdrawn - matching aggregate 177.185.128.0/20 6939 266228 52936
  177.185.136.0/22     6939 266228 52936    - Withdrawn - matching aggregate 177.185.128.0/20 6939 266228 52936
  177.185.140.0/22     6939 266228 52936    - Withdrawn - matching aggregate 177.185.128.0/20 6939 266228 52936
  177.185.142.0/23     6939 265269 266228 266228 266228 52936   

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

AS52936   5 More Specifics   6 Total Advertisements   ISOTELCO LTDA, BR
    177.185.128.0/21              177.185.128.0/20
    177.185.129.0/24              177.185.128.0/20
    177.185.134.0/24              177.185.128.0/20
    177.185.136.0/24              177.185.128.0/20
    177.185.137.0/24              177.185.128.0/20
    177.185.136.0/21              177.185.128.0/20

Prefixes added and withdrawn by this origin AS in the past 7 days.

    - 177.185.136.0/21            Withdrawn

Whois Entry

whois: 402551

IANA has recorded AS52936 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS52936\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded