Report for 271231

Name

AS271231 - J. S. dos Santos Junior Comunicacoes 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.

271231 AS271231 - J. S. dos Santos Junior Comunicacoes ME, BR

  Adjacency:     4  Upstream:     3  Downstream:     1
  Upstream Adjacent AS list
    AS262740        AS262740 - VELOO NET LTDA, BR
    AS61786         AS61786 - E. D. SERVICOS DE COMUNICACOES LTDA, BR
    AS61568         AS61568 - ALOO TELECOM - FSF TECNOLOGIA SA, BR
  Downstream Adjacent AS list
    AS61786         AS61786 - E. D. SERVICOS DE COMUNICACOES LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
15318 AS271231       ORG+TRN Originate:       5120 /19.68  Transit:       2304 /20.83 AS271231 - J. S. dos Santos Junior Comunicacoes 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       %
11566 AS271231      AS271231 - J. S. dos Santos Junior Comunicaco     11      5      1      7      4  36.36%


  Prefix               AS Path                              Aggregation Suggestion
  177.67.168.0/22      4777 2497 2914 61568 271231   
  177.67.168.0/22      4608 7575 2914 61568 271231 + Announce - aggregate of 177.67.168.0/23 (4608 7575 2914 61568 271231) and 177.67.170.0/23 (4608 7575 2914 61568 271231)
  177.67.168.0/23      4608 7575 2914 61568 271231 - Withdrawn - aggregated with 177.67.170.0/23 (4608 7575 2914 61568 271231)
  177.67.169.0/24      4777 2516 3356 53087 61786 271231   
  177.67.170.0/23      4608 7575 2914 61568 271231 - Withdrawn - aggregated with 177.67.168.0/23 (4608 7575 2914 61568 271231)
  177.67.171.0/24      4777 2497 3356 262740 271231   
  190.102.52.0/22      4777 2497 2914 61568 61786 271231   
  190.102.52.0/23      4777 2497 2914 61568 61786 271231 - Withdrawn - matching aggregate 190.102.52.0/22 4777 2497 2914 61568 61786 271231
  190.102.52.0/24      4777 2497 3356 53087 61786 271231   
  190.102.53.0/24      4777 2497 2914 61568 61786 271231 - Withdrawn - matching aggregate 190.102.52.0/22 4777 2497 2914 61568 61786 271231
  190.102.54.0/24      4777 2497 3356 53087 61786 271231   
  190.102.55.0/24      4777 2497 2914 61568 61786 271231 - Withdrawn - matching aggregate 190.102.52.0/22 4777 2497 2914 61568 61786 271231

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

AS271231   9 More Specifics   11 Total Advertisements   AS271231 - J. S. dos Santos Junior Comunicacoes ME, BR
    177.67.168.0/23               177.67.168.0/22
    177.67.169.0/24               177.67.168.0/22
    177.67.170.0/23               177.67.168.0/22
    177.67.171.0/24               177.67.168.0/22
    190.102.52.0/23               190.102.52.0/22
    190.102.52.0/24               190.102.52.0/22
    190.102.53.0/24               190.102.52.0/22
    190.102.54.0/24               190.102.52.0/22
    190.102.55.0/24               190.102.52.0/22

Whois Entry

whois: 402591

IANA has recorded AS271231 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS271231\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded