Report for 61591

Name

WESTLINK TECNOLOGIA E COMUNICACAO 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.

61591 WESTLINK TECNOLOGIA E COMUNICACAO LTDA. - ME, BR

  Adjacency:     9  Upstream:     1  Downstream:     8
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
  Downstream Adjacent AS list
    AS263508        SIMNET TELECOMUNICACOES LTDA, BR
    AS263499        Telecom Conectividade, BR
    AS264527        LRF CONECTIONS SERVICOS LTDA ME, BR
    AS267237        Elevalink Telecomunicacoes LTDA - ME, BR
    AS268131        MIX NET TELECOMUNICACOES LTDA - ME, BR
    AS271293        Navenet Informatica Ltda, BR
    AS61613         TMSoft Solucoes em Informatica Ltda, BR
    AS268675        Web Fiber Provedor Telecom Acesso A Redes de Inter, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
13776 AS61591        ORG+TRN Originate:       6144 /19.42  Transit:      27392 /17.26 WESTLINK TECNOLOGIA E COMUNICACAO 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       %
 8769 AS61591       WESTLINK TECNOLOGIA E COMUNICACAO LTDA. - ME,      9      5      0      4      5  55.56%


  Prefix               AS Path                              Aggregation Suggestion
  45.237.72.0/22       4777 2516 3356 61591 61591 61591   
  45.237.72.0/23       4777 2516 3356 61591 61591 61591 - Withdrawn - matching aggregate 45.237.72.0/22 4777 2516 3356 61591 61591 61591
  45.237.74.0/23       4777 2516 3356 61591 61591 61591 - Withdrawn - matching aggregate 45.237.72.0/22 4777 2516 3356 61591 61591 61591
  138.97.64.0/22       4777 2516 3356 61591 61591 61591   
  138.97.64.0/23       4777 2516 3356 61591 61591 61591 - Withdrawn - matching aggregate 138.97.64.0/22 4777 2516 3356 61591 61591 61591
  138.97.66.0/23       4777 2516 3356 61591 61591 61591 - Withdrawn - matching aggregate 138.97.64.0/22 4777 2516 3356 61591 61591 61591
  170.247.40.0/22      4777 2516 3356 61591 61591 61591   
  170.247.40.0/23      4777 2516 3356 61591   
  170.247.42.0/23      4777 2516 3356 61591 61591 61591 - Withdrawn - matching aggregate 170.247.40.0/22 4777 2516 3356 61591 61591 61591

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

AS61591   6 More Specifics   9 Total Advertisements   WESTLINK TECNOLOGIA E COMUNICACAO LTDA. - ME, BR
    45.237.72.0/23                45.237.72.0/22
    45.237.74.0/23                45.237.72.0/22
    138.97.64.0/23                138.97.64.0/22
    138.97.66.0/23                138.97.64.0/22
    170.247.40.0/23               170.247.40.0/22
    170.247.42.0/23               170.247.40.0/22

Whois Entry

whois: 402332

IANA has recorded AS61591 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.net -r "AS61591\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)