Report for 53237

Name

AS53237 - TELECOMUNICACOES BRASILEIRAS S. A. - TELEBRAS, 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.

53237 TELECOMUNICACOES BRASILEIRAS S. A. - TELEBRAS, BR

  Adjacency:    20  Upstream:     5  Downstream:    15
  Upstream Adjacent AS list
    AS6939          HURRICANE, US
    AS12956         TELXIUS TELXIUS Cable, ES
    AS28329         Megatelecom Telecomunicacoes Ltda, BR
    AS28598         DB3 SERVICOS DE TELECOMUNICACOES S.A, BR
    AS52468         UFINET PANAMA S.A., PA
  Downstream Adjacent AS list
    AS52956         Speed Travel Comunicacao Multimidia Ltda - ME, BR
    AS262486        PRODAM Processamento de Dados Amazonas S.A, BR
    AS266031        PRESIDENCIA DA REPUBLICA, BR
    AS53016         PRODEPA - Emp Tec da Inf e Com do Estado do Para, BR
    AS264080        MINISTERIO DE MINAS E ENERGIA, BR
    AS270740        HRA DESOUZA ME, BR
    AS266040        EBER DEJANI PEREIRA DE ALBERNAZ CIA LTDA, BR
    AS22055         Banco Central do Brasil, BR
    AS26218         EMP. DE TEC. E INF. DA PREVIDENCIA - DATAPREV, BR
    AS28616         Emp. de Informatica e Informacao do Mun. BHSA, BR
    AS263056        INDNET TELECOMUNICACOES LTDA, BR
    AS40311         VIASAT-3, US
    AS267247        MINISTERIO DO MEIO AMBIENTE, BR
    AS264022        REDE CONEXAONET, BR
    AS268473        Link Sul internet, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
1285  AS53237        ORG+TRN Originate:     202752 /14.37  Transit:      17920 /17.87 TELECOMUNICACOES BRASILEIRAS S. A. - TELEBRAS, 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       %
 6831 AS53237       TELECOMUNICACOES BRASILEIRAS S. A. - TELEBRAS     36     14      7     29      7  19.44%


  Prefix               AS Path                              Aggregation Suggestion
  177.14.64.0/19       6939 12956 53237 53237   
  177.14.64.0/19       6939 53237           + Announce - aggregate of 177.14.64.0/20 (6939 53237) and 177.14.80.0/20 (6939 53237)
  177.14.64.0/20       6939 53237           - Withdrawn - aggregated with 177.14.80.0/20 (6939 53237)
  177.14.80.0/20       6939 53237           - Withdrawn - aggregated with 177.14.64.0/20 (6939 53237)
  177.14.96.0/19       6939 28329 53237 53237 53237 53237   
  177.14.96.0/20       6939 53237             
  177.14.128.0/19      6939 28329 53237 53237 53237 53237   
  177.14.128.0/20      6939 53237             
  177.14.160.0/19      6939 12956 53237 53237 53237   
  177.14.160.0/19      6939 53237           + Announce - aggregate of 177.14.160.0/20 (6939 53237) and 177.14.176.0/20 (6939 53237)
  177.14.160.0/20      6939 53237           - Withdrawn - aggregated with 177.14.176.0/20 (6939 53237)
  177.14.176.0/20      6939 53237           - Withdrawn - aggregated with 177.14.160.0/20 (6939 53237)
  177.14.192.0/19      6939 12956 53237 53237   
  177.14.192.0/19      6939 53237           + Announce - aggregate of 177.14.192.0/20 (6939 53237) and 177.14.208.0/20 (6939 53237)
  177.14.192.0/20      6939 53237           - Withdrawn - aggregated with 177.14.208.0/20 (6939 53237)
  177.14.208.0/20      6939 53237           - Withdrawn - aggregated with 177.14.192.0/20 (6939 53237)
  177.14.224.0/19      6939 12956 53237 53237   
  177.14.224.0/19      6939 53237           + Announce - aggregate of 177.14.224.0/20 (6939 53237) and 177.14.240.0/20 (6939 53237)
  177.14.224.0/20      6939 53237           - Withdrawn - aggregated with 177.14.240.0/20 (6939 53237)
  177.14.240.0/20      6939 53237           - Withdrawn - aggregated with 177.14.224.0/20 (6939 53237)
  177.15.0.0/19        6939 28329 53237 53237 53237 53237   
  177.15.0.0/19        6939 53237           + Announce - aggregate of 177.15.0.0/20 (6939 53237) and 177.15.16.0/20 (6939 53237)
  177.15.0.0/20        6939 53237           - Withdrawn - aggregated with 177.15.16.0/20 (6939 53237)
  177.15.16.0/20       6939 53237           - Withdrawn - aggregated with 177.15.0.0/20 (6939 53237)
  177.15.32.0/19       6939 28329 53237 53237 53237 53237   
  177.15.48.0/20       6939 53237             
  177.15.64.0/19       6939 28329 53237 53237   
  177.15.64.0/19       6939 53237           + Announce - aggregate of 177.15.64.0/20 (6939 53237) and 177.15.80.0/20 (6939 53237)
  177.15.64.0/20       6939 53237           - Withdrawn - aggregated with 177.15.80.0/20 (6939 53237)
  177.15.80.0/20       6939 53237           - Withdrawn - aggregated with 177.15.64.0/20 (6939 53237)
  177.15.96.0/19       6939 28329 53237 53237 53237   
  177.15.96.0/19       6939 53237           + Announce - aggregate of 177.15.96.0/20 (6939 53237) and 177.15.112.0/20 (6939 53237)
  177.15.96.0/20       6939 53237           - Withdrawn - aggregated with 177.15.112.0/20 (6939 53237)
  177.15.112.0/20      6939 53237           - Withdrawn - aggregated with 177.15.96.0/20 (6939 53237)
  177.15.128.0/19      6939 28329 53237 53237   
  177.15.128.0/20      6939 53237             
  177.15.160.0/19      6939 12956 53237 53237 53237 53237   
  177.15.176.0/20      6939 53237             
  177.15.248.0/21      6939 53237             
  177.88.0.0/19        6939 28329 53237 53237 53237 53237   
  177.88.0.0/20        6939 53237             
  177.88.96.0/19       6939 28329 53237 53237 53237   
  177.88.112.0/20      6939 53237             

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

AS53237   37 More Specifics   37 Total Advertisements   TELECOMUNICACOES BRASILEIRAS S. A. - TELEBRAS, BR
    177.14.64.0/19                177.14.0.0/15
    177.14.64.0/20                177.14.0.0/15
    177.14.80.0/20                177.14.0.0/15
    177.14.96.0/19                177.14.0.0/15
    177.14.96.0/20                177.14.0.0/15
    177.14.128.0/19               177.14.0.0/15
    177.14.128.0/20               177.14.0.0/15
    177.14.160.0/19               177.14.0.0/15
    177.14.160.0/20               177.14.0.0/15
    177.14.176.0/20               177.14.0.0/15
    177.14.192.0/19               177.14.0.0/15
    177.14.192.0/20               177.14.0.0/15
    177.14.208.0/20               177.14.0.0/15
    177.14.224.0/19               177.14.0.0/15
    177.14.224.0/20               177.14.0.0/15
    177.14.240.0/20               177.14.0.0/15
    177.15.0.0/19                 177.14.0.0/15
    177.15.0.0/20                 177.14.0.0/15
    177.15.32.0/19                177.14.0.0/15
    177.15.48.0/20                177.14.0.0/15
    177.15.64.0/19                177.14.0.0/15
    177.15.64.0/20                177.14.0.0/15
    177.15.80.0/20                177.14.0.0/15
    177.15.96.0/19                177.14.0.0/15
    177.15.112.0/20               177.14.0.0/15
    177.15.128.0/19               177.14.0.0/15
    177.15.128.0/20               177.14.0.0/15
    177.15.160.0/19               177.14.0.0/15
    177.15.176.0/20               177.14.0.0/15
    177.15.248.0/21               177.14.0.0/15
    177.88.0.0/19                 177.88.0.0/16
    177.88.0.0/20                 177.88.0.0/16
    177.88.96.0/19                177.88.0.0/16
    177.88.112.0/20               177.88.0.0/16
    177.88.160.0/19               177.88.0.0/16
    177.88.160.0/20               177.88.0.0/16
    177.88.176.0/20               177.88.0.0/16
    177.15.96.0/20                177.14.0.0/15

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

    - 177.15.96.0/20              Withdrawn

Whois Entry

whois: 402603

IANA has recorded AS53237 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS53237\n             % Joint Whois - whois.lacnic.net
             %  This server accepts single ASN, IPv4 or IPv6 queries
              
             
             Query rate limit exceeded