Report for 28656

Name

BTT TELECOMUNICACOES S.A., 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 AS4637) 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.

28656 Suporte Tecnologia e Instalações Ltda.

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS16735   Companhia de Telecomunicacoes do Brasil Central

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
10218 AS28656  ORIGIN  Originate:       4096 /20.00  Transit:          0 /0.00  Suporte Tecnologia e Instalações Ltda.

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       %
  926 AS28656 Suporte Tecnologia e Instalações Ltda.       16     16      1      1     15  93.75%


  Prefix               AS Path                              Aggregation Suggestion
  201.77.160.0/20      4637 3549 16735 28656 + Announce - aggregate of 201.77.160.0/21 (4637 3549 16735 28656) and 201.77.168.0/21 (4637 3549 16735 28656)
  201.77.160.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.161.0/24 (4637 3549 16735 28656)
  201.77.161.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.160.0/24 (4637 3549 16735 28656)
  201.77.162.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.163.0/24 (4637 3549 16735 28656)
  201.77.163.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.162.0/24 (4637 3549 16735 28656)
  201.77.164.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.165.0/24 (4637 3549 16735 28656)
  201.77.165.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.164.0/24 (4637 3549 16735 28656)
  201.77.166.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.167.0/24 (4637 3549 16735 28656)
  201.77.167.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.166.0/24 (4637 3549 16735 28656)
  201.77.168.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.169.0/24 (4637 3549 16735 28656)
  201.77.169.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.168.0/24 (4637 3549 16735 28656)
  201.77.170.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.171.0/24 (4637 3549 16735 28656)
  201.77.171.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.170.0/24 (4637 3549 16735 28656)
  201.77.172.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.173.0/24 (4637 3549 16735 28656)
  201.77.173.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.172.0/24 (4637 3549 16735 28656)
  201.77.174.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.175.0/24 (4637 3549 16735 28656)
  201.77.175.0/24      4637 3549 16735 28656 - Withdrawn - aggregated with 201.77.174.0/24 (4637 3549 16735 28656)

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

AS28656   16 More Specifics   16 Total Advertisements   Suporte Tecnologia e Instalações Ltda.
    201.77.160.0/24               201.64.0.0/11
    201.77.161.0/24               201.64.0.0/11
    201.77.162.0/24               201.64.0.0/11
    201.77.163.0/24               201.64.0.0/11
    201.77.164.0/24               201.64.0.0/11
    201.77.165.0/24               201.64.0.0/11
    201.77.166.0/24               201.64.0.0/11
    201.77.167.0/24               201.64.0.0/11
    201.77.168.0/24               201.64.0.0/11
    201.77.169.0/24               201.64.0.0/11
    201.77.170.0/24               201.64.0.0/11
    201.77.171.0/24               201.64.0.0/11
    201.77.172.0/24               201.64.0.0/11
    201.77.173.0/24               201.64.0.0/11
    201.77.174.0/24               201.64.0.0/11
    201.77.175.0/24               201.64.0.0/11

Whois Entry

whois: 402332

IANA has recorded AS28656 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS28656\n             % [whois.apnic.net]
             % Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
             
             %ERROR:101: no entries found
             %
             % No entries found in source APNIC,JPNIC,KRNIC,TWNIC,IDNIC,IRINN-GRS.
             
             % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)