Report for 52742

Name

HELP INTERNET, 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.

52742 HELP INTERNET, BR

  Adjacency:     9  Upstream:     2  Downstream:     7
  Upstream Adjacent AS list
    AS268246        ATIVA TELECOM LTDA, BR
    AS52573         Une Telecom Ltda, BR
  Downstream Adjacent AS list
    AS267434        Xingu Assessoria em Redes Ltda ME, BR
    AS267418        AZAT INTERNET LTDA, BR
    AS270576        GOMES & TOMAZETTI LTDA ME, BR
    AS271066        AB NET TELECOM, BR
    AS268246        ATIVA TELECOM LTDA, BR
    AS270757        VIP NET PROVEDOR DE SERVICOS DE INTERNET LTDA, BR
    AS263469        J P de Souza Telecomunicacoes EPP, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
10748 AS52742        ORG+TRN Originate:       9216 /18.83  Transit:      16128 /18.02 HELP INTERNET, 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       %
12877 AS52742       HELP INTERNET, BR                                  6      4      1      3      3  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  138.118.252.0/23     4777 2497 16735 52573 52742 52742   
  138.118.254.0/23     4777 2497 16735 52573 52742 268246 52742 + Announce - aggregate of 138.118.254.0/24 (4777 2497 16735 52573 52742 268246 52742) and 138.118.255.0/24 (4777 2497 16735 52573 52742 268246 52742)
  138.118.254.0/24     4777 2497 16735 52573 52742 268246 52742 - Withdrawn - aggregated with 138.118.255.0/24 (4777 2497 16735 52573 52742 268246 52742)
  138.118.255.0/24     4777 2497 16735 52573 52742 268246 52742 - Withdrawn - aggregated with 138.118.254.0/24 (4777 2497 16735 52573 52742 268246 52742)
  177.130.16.0/20      4777 2497 16735 52573 52742   
  177.130.16.0/21      4777 2497 16735 52573 52742 - Withdrawn - matching aggregate 177.130.16.0/20 4777 2497 16735 52573 52742
  177.130.24.0/21      4777 2497 16735 52573 52742 - Withdrawn - matching aggregate 177.130.16.0/20 4777 2497 16735 52573 52742

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

AS52742   5 More Specifics   6 Total Advertisements   HELP INTERNET, BR
    138.118.252.0/23              138.118.252.0/22
    138.118.254.0/24              138.118.252.0/22
    138.118.255.0/24              138.118.252.0/22
    177.130.16.0/21               177.130.16.0/20
    177.130.24.0/21               177.130.16.0/20

Whois Entry

whois: 402332

IANA has recorded AS52742 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS52742\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded