Report for 263988

Name

AS263988 - NET BARRA, 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 AS6447) 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.

263988 NET BARRA, BR

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS4230          CLARO S.A., BR
    AS28173         Dinamica Telecomunicacoes Ltda, BR
    AS3356          LEVEL3, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
27299 AS263988       ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  NET BARRA, 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       %
28190 AS263988      NET BARRA, BR                                      3      2      1      2      1  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  138.255.188.0/22     37100 28173 263988     
  138.255.188.0/22     22652 28173 263988   + Announce - aggregate of 138.255.188.0/23 (22652 28173 263988) and 138.255.190.0/23 (22652 28173 263988)
  138.255.188.0/23     22652 28173 263988   - Withdrawn - aggregated with 138.255.190.0/23 (22652 28173 263988)
  138.255.190.0/23     22652 28173 263988   - Withdrawn - aggregated with 138.255.188.0/23 (22652 28173 263988)

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

AS263988   6 More Specifics   7 Total Advertisements   NET BARRA, BR
    138.255.188.0/23              138.255.188.0/22
    138.255.188.0/24              138.255.188.0/22
    138.255.189.0/24              138.255.188.0/22
    138.255.190.0/23              138.255.188.0/22
    138.255.190.0/24              138.255.188.0/22
    138.255.191.0/24              138.255.188.0/22

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 138.255.188.0/24            Announced
    + 138.255.189.0/24            Announced
    + 138.255.190.0/24            Announced
    + 138.255.191.0/24            Announced

Whois Entry

whois: 402609

IANA has recorded AS263988 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS263988\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded