Report for 28171

Name

S. O. do Brasil Telecomunicacoes LTDA ME, 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.

28171 S. O. do Brasil Telecomunicacoes LTDA ME, BR

  Adjacency:     6  Upstream:     2  Downstream:     4
  Upstream Adjacent AS list
    AS264409        GRUPO YAX, BR
    AS16735         ALGAR TELECOM SA, BR
  Downstream Adjacent AS list
    AS263431        SULNET RC INTERNET PROVIDER INFORMATICA LTDA, BR
    AS263540        Unimed Volta Redonda de Coop. de Trabalho Medico, BR
    AS270862        Ferabraznet Comenrcio e Serv. de Telecom. Ltda-ME, BR
    AS262977        ADSNET TELECOM LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
6741  AS28171        ORG+TRN Originate:      20736 /17.66  Transit:       7168 /19.19 S. O. do Brasil Telecomunicacoes LTDA ME, 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       %
22056 AS28171       S. O. do Brasil Telecomunicacoes LTDA ME, BR       6      2      1      5      1  16.67%


  Prefix               AS Path                              Aggregation Suggestion
  177.84.64.0/21       4777 2497 16735 28171   
  177.84.71.0/24       4608 7575 264409 28171   
  177.137.240.0/21     4777 2497 16735 28171   
  179.107.128.0/19     4777 2497 16735 28171   
  189.84.160.0/19      4777 2497 16735 28171 + Announce - aggregate of 189.84.160.0/20 (4777 2497 16735 28171) and 189.84.176.0/20 (4777 2497 16735 28171)
  189.84.160.0/20      4777 2497 16735 28171 - Withdrawn - aggregated with 189.84.176.0/20 (4777 2497 16735 28171)
  189.84.176.0/20      4777 2497 16735 28171 - Withdrawn - aggregated with 189.84.160.0/20 (4777 2497 16735 28171)

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

AS28171   1 More Specifics   6 Total Advertisements   S. O. do Brasil Telecomunicacoes LTDA ME, BR
    177.84.71.0/24                177.84.64.0/21

Whois Entry

whois: 402332

IANA has recorded AS28171 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS28171\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded