Report for 52743

Name

AS52743 - Twister Soft Net 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.

52743 AS52743 - Twister Soft Net Ltda, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS23106         AS23106 - AMERICAN TOWER DO BRASIL-COMUNICACAO MULTIMIDIA LT, BR
    AS28198         AS28198 - SEMPRE TELECOMUNICACOES LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
21555 AS52743        ORIGIN  Originate:       2816 /20.54  Transit:          0 /0.00  AS52743 - Twister Soft Net 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       %
10504 AS52743       AS52743 - Twister Soft Net Ltda, BR                6      5      1      2      4  66.67%


  Prefix               AS Path                              Aggregation Suggestion
  177.85.164.0/22      4777 6939 52320 28198 52743   
  177.85.164.0/22      4608 7575 7195 23106 52743 + Announce - aggregate of 177.85.164.0/23 (4608 7575 7195 23106 52743) and 177.85.166.0/23 (4608 7575 7195 23106 52743)
  177.85.164.0/23      4608 7575 7195 23106 52743 - Withdrawn - aggregated with 177.85.166.0/23 (4608 7575 7195 23106 52743)
  177.85.165.0/24      4608 7575 7195 23106 52743 - Withdrawn - matching aggregate 177.85.164.0/23 4608 7575 7195 23106 52743
  177.85.166.0/23      4608 7575 7195 23106 52743 - Withdrawn - aggregated with 177.85.164.0/23 (4608 7575 7195 23106 52743)
  177.85.166.0/24      4608 7575 7195 23106 52743 - Withdrawn - matching aggregate 177.85.166.0/23 4608 7575 7195 23106 52743
  177.85.167.0/24      4608 7575 7195 23106 52743 - Withdrawn - matching aggregate 177.85.166.0/23 4608 7575 7195 23106 52743

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

AS52743   5 More Specifics   6 Total Advertisements   AS52743 - Twister Soft Net Ltda, BR
    177.85.164.0/23               177.85.164.0/22
    177.85.165.0/24               177.85.164.0/22
    177.85.166.0/23               177.85.164.0/22
    177.85.166.0/24               177.85.164.0/22
    177.85.167.0/24               177.85.164.0/22

Whois Entry

whois: 402603

IANA has recorded AS52743 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS52743\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded