Report for 52748

Name

AS52748 - Seitel - Seixas Telecomunicacoes, 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.

52748 Seitel - Seixas Telecomunicacoes, BR

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS28283         Adylnet Telecom, BR
    AS6939          HURRICANE, US
    AS13786         SEABORN, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
12369 AS52748        ORIGIN  Originate:       7936 /19.05  Transit:          0 /0.00  Seitel - Seixas Telecomunicacoes, 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       %
 7597 AS52748       Seitel - Seixas Telecomunicacoes, BR              11      7      1      5      6  54.55%


  Prefix               AS Path                              Aggregation Suggestion
  177.137.248.0/22     2914 13786 52748       
  177.137.248.0/22     6939 52748           + Announce - aggregate of 177.137.248.0/23 (6939 52748) and 177.137.250.0/23 (6939 52748)
  177.137.248.0/23     6939 52748           - Withdrawn - aggregated with 177.137.250.0/23 (6939 52748)
  177.137.250.0/23     6939 52748           - Withdrawn - aggregated with 177.137.248.0/23 (6939 52748)
  177.155.64.0/21      6939 52748             
  177.155.64.0/22      6939 52748           - Withdrawn - matching aggregate 177.155.64.0/21 6939 52748
  177.155.64.0/23      6939 52748           - Withdrawn - matching aggregate 177.155.64.0/21 6939 52748
  177.155.66.0/23      6939 52748           - Withdrawn - matching aggregate 177.155.64.0/21 6939 52748
  177.155.68.0/23      6939 52748           - Withdrawn - matching aggregate 177.155.64.0/21 6939 52748
  177.155.69.0/24      6939 13786 52748       
  177.155.70.0/23      6939 52748           - Withdrawn - matching aggregate 177.155.64.0/21 6939 52748
  177.155.78.0/23      2914 13786 52748       

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

AS52748   11 More Specifics   16 Total Advertisements   Seitel - Seixas Telecomunicacoes, BR
    177.137.248.0/23              177.137.248.0/22
    177.137.250.0/23              177.137.248.0/22
    177.137.252.0/23              177.137.252.0/22
    177.137.254.0/23              177.137.252.0/22
    177.155.64.0/22               177.155.64.0/21
    177.155.64.0/23               177.155.64.0/21
    177.155.66.0/23               177.155.64.0/21
    177.155.68.0/23               177.155.64.0/21
    177.155.70.0/23               177.155.64.0/21
    177.155.72.0/23               177.155.72.0/22
    177.155.74.0/23               177.155.72.0/22

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

    + 177.137.252.0/23            Announced
    + 177.137.254.0/23            Announced
    + 177.155.64.0/21             Announced
    + 177.155.72.0/22             Announced
    + 177.155.72.0/23             Announced
    + 177.155.74.0/23             Announced
    + 177.155.76.0/23             Announced

Whois Entry

whois: 402551

IANA has recorded AS52748 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS52748\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded