Report for 61751

Name

AS61751 - SINTNET-TELECOMUNICACOES E INFORMATICA 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.

61751 AS61751 - SINTNET-TELECOMUNICACOES E INFORMATICA LTDA, BR

  Adjacency:     5  Upstream:     2  Downstream:     3
  Upstream Adjacent AS list
    AS267470        AS267470 - CX Pro, BR
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
  Downstream Adjacent AS list
    AS272564        AS272564 - Javanet Telecom Eireli, BR
    AS271681        AS271681 - R RODRIGUES MENEZES SERVICOS DE INTERNET LTDA ME, BR
    AS269076        AS269076 - L DA COSTA SILVA COMUNICACOES, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
17517 AS61751        ORG+TRN Originate:       4096 /20.00  Transit:       4608 /19.83 AS61751 - SINTNET-TELECOMUNICACOES E INFORMATICA 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       %
13446 AS61751       AS61751 - SINTNET-TELECOMUNICACOES E INFORMAT      6      4      1      3      3  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  131.72.252.0/22      4777 2497 3356 61751   
  131.72.252.0/22      4777 2497 174 267470 61751 + Announce - aggregate of 131.72.252.0/23 (4777 2497 174 267470 61751) and 131.72.254.0/23 (4777 2497 174 267470 61751)
  131.72.252.0/23      4777 2497 174 267470 61751 - Withdrawn - aggregated with 131.72.254.0/23 (4777 2497 174 267470 61751)
  131.72.254.0/23      4777 2497 174 267470 61751 - Withdrawn - aggregated with 131.72.252.0/23 (4777 2497 174 267470 61751)
  168.228.40.0/22      4777 2497 3356 61751   
  168.228.40.0/23      4777 2497 3356 61751 - Withdrawn - matching aggregate 168.228.40.0/22 4777 2497 3356 61751
  168.228.42.0/23      4777 2497 3356 61751 - Withdrawn - matching aggregate 168.228.40.0/22 4777 2497 3356 61751

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

AS61751   4 More Specifics   6 Total Advertisements   AS61751 - SINTNET-TELECOMUNICACOES E INFORMATICA LTDA, BR
    131.72.252.0/23               131.72.252.0/22
    131.72.254.0/23               131.72.252.0/22
    168.228.40.0/23               168.228.40.0/22
    168.228.42.0/23               168.228.40.0/22

Whois Entry

whois: 402613

IANA has recorded AS61751 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS61751\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded