Report for 52749

Name

AS52749 - E W BORBA SERVICOS DE COMUNICACOES LTDA, 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.

52749 E W BORBA SERVICOS DE COMUNICACOES LTDA, BR

  Adjacency:     4  Upstream:     4  Downstream:     0
  Upstream Adjacent AS list
    AS263276        BBG TELECOM LTDA, BR
    AS14840         BR.Digital Provider, BR
    AS263073        DTEL TELECOM, BR
    AS61592         FORTLINK INTERNET CORPORATIVA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
20145 AS52749        ORIGIN  Originate:       3072 /20.42  Transit:          0 /0.00  E W BORBA SERVICOS DE COMUNICACOES LTDA, 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       %
10621 AS52749       E W BORBA SERVICOS DE COMUNICACOES LTDA, BR        9      4      0      5      4  44.44%


  Prefix               AS Path                              Aggregation Suggestion
  177.71.80.0/24       6939 3356 263073 52749 52749   
  177.71.81.0/24       6939 263276 52749 52749 52749   
  177.71.82.0/24       6939 263276 52749      
  177.71.83.0/24       6939 14840 52749       
  177.71.84.0/22       6939 3356 263073 52749   
  177.71.84.0/24       6939 3356 263073 52749 - Withdrawn - matching aggregate 177.71.84.0/22 6939 3356 263073 52749
  177.71.85.0/24       6939 3356 263073 52749 - Withdrawn - matching aggregate 177.71.84.0/22 6939 3356 263073 52749
  177.71.86.0/24       6939 3356 263073 52749 - Withdrawn - matching aggregate 177.71.84.0/22 6939 3356 263073 52749
  177.71.87.0/24       6939 3356 263073 52749 - Withdrawn - matching aggregate 177.71.84.0/22 6939 3356 263073 52749

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

AS52749   9 More Specifics   9 Total Advertisements   E W BORBA SERVICOS DE COMUNICACOES LTDA, BR
    177.71.80.0/24                177.71.80.0/21
    177.71.81.0/24                177.71.80.0/21
    177.71.82.0/24                177.71.80.0/21
    177.71.83.0/24                177.71.80.0/21
    177.71.84.0/22                177.71.80.0/21
    177.71.84.0/24                177.71.80.0/21
    177.71.85.0/24                177.71.80.0/21
    177.71.86.0/24                177.71.80.0/21
    177.71.87.0/24                177.71.80.0/21

Whois Entry

whois: 402551

IANA has recorded AS52749 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS52749\n             % IP Client: 2401:2000:6660::13
              % Copyright (c) Nic.br - Use of this data is governed by the Use and
             % Privacy Policy at https://registro.br/upp . Distribution,
             % commercialization, reproduction, and use for advertising or similar
             % purposes are expressly prohibited.
             % 2026-05-27T19:40:37-03:00 - 2401:2000:6660::13
             
             aut-num:     AS52749
             owner:       E W BORBA SERVICOS DE COMUNICACOES LTDA
             ownerid:     10.732.636/0001-81
             responsible: edvaldo costa borba
             country:     BR
             owner-c:     SCBFI3
             routing-c:   SCBFI3
             abuse-c:     SCBFI3
             created:     20120829
             changed:     20130306
             inetnum:     177.71.80.0/21
             
             nic-hdl-br:  SCBFI3
             person:      s da costa borba filho
             e-mail:      edvaldoborba@hotmail.com
             country:     BR
             created:     20120729
             changed:     20231213
             
             % Security and mail abuse issues should also be addressed to cert.br,
             % respectivelly to cert@cert.br and mail-abuse@cert.br
             %
             % whois.registro.br only accepts exact match queries for domains,
             % registrants, contacts, tickets, providers, IPs, and ASNs.