Report for 274743

Name

AS274743 - FASTWEB TELECOMUNICACOES, 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.

274743 AS274743 - FASTWEB TELECOMUNICACOES, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS28649         AS28649 - Desktop Sigmanet Comunicacao Multimidia SA, BR
    AS52468         AS52468 - UFINET PANAMA S.A., PA

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
43431 AS274743       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  AS274743 - FASTWEB TELECOMUNICACOES, 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       %
29501 AS274743      AS274743 - FASTWEB TELECOMUNICACOES, BR            3      2      1      2      1  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  186.251.212.0/23     4777 2497 174 52468 274743   
  186.251.212.0/23     4777 2497 174 52468 274743 274743 + Announce - aggregate of 186.251.212.0/24 (4777 2497 174 52468 274743 274743) and 186.251.213.0/24 (4777 2497 174 52468 274743 274743)
  186.251.212.0/24     4777 2497 174 52468 274743 274743 - Withdrawn - aggregated with 186.251.213.0/24 (4777 2497 174 52468 274743 274743)
  186.251.213.0/24     4777 2497 174 52468 274743 274743 - Withdrawn - aggregated with 186.251.212.0/24 (4777 2497 174 52468 274743 274743)

Whois Entry

whois: 402628

IANA has recorded AS274743 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS274743\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded