Report for 263881

Name

Vale SA, 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.

263881 Vale SA, BR

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS28360         WKVE Assessoria em Serv. de Inf. e Telecom Ltda, BR
    AS264525        Coelho Tecnologia, BR
    AS4230          CLARO S.A., BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
22026 AS263881       ORIGIN  Originate:       2816 /20.54  Transit:          0 /0.00  Vale SA, 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       %
19146 AS263881      Vale SA, BR                                        6      3      1      4      2  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  142.40.176.0/22      4608 7575 7195 264525 263881 263881 263881 263881   
  142.40.176.0/22      4777 2516 4230 263881 263881 263881 + Announce - aggregate of 142.40.176.0/23 (4777 2516 4230 263881 263881 263881) and 142.40.178.0/23 (4777 2516 4230 263881 263881 263881)
  142.40.176.0/23      4777 2516 4230 263881 263881 263881 - Withdrawn - aggregated with 142.40.178.0/23 (4777 2516 4230 263881 263881 263881)
  142.40.176.0/24      4608 7575 7195 264525 263881 263881 263881 263881   
  142.40.177.0/24      4777 2516 4230 263881 263881 263881 - Withdrawn - matching aggregate 142.40.176.0/23 4777 2516 4230 263881 263881 263881
  142.40.178.0/23      4777 2516 4230 263881 263881 263881 - Withdrawn - aggregated with 142.40.176.0/23 (4777 2516 4230 263881 263881 263881)
  200.6.35.0/24        4777 2497 16735 28360 263881   

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

AS263881   5 More Specifics   6 Total Advertisements   Vale SA, BR
    142.40.176.0/22               142.40.0.0/16
    142.40.176.0/23               142.40.0.0/16
    142.40.176.0/24               142.40.0.0/16
    142.40.177.0/24               142.40.0.0/16
    142.40.178.0/23               142.40.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS263881 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS263881\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded