Report for 263879

Name

NET FIBRA EMPRESAS 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 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.

263879 NET FIBRA EMPRESAS LTDA, BR

  Adjacency:     7  Upstream:     2  Downstream:     5
  Upstream Adjacent AS list
    AS53181         K2 Telecom e Multimidia LTDA ME, BR
    AS265130        FIBRA EMPRESAS LTDA, BR
  Downstream Adjacent AS list
    AS270925        Fibramar Telecomunicacoes Ltda, BR
    AS271152        BRUNO SAVI GONCALVES, BR
    AS266564        C. J. ALVES NETWORK SERVICOS DE INFORMATICA E INTE, BR
    AS270839        WM INTERNET LTDA, BR
    AS268158        S.P. TELECOM LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
31848 AS263879       ORG+TRN Originate:       1536 /21.42  Transit:       2560 /20.68 NET FIBRA EMPRESAS 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       %
19133 AS263879      NET FIBRA EMPRESAS LTDA, BR                        5      2      0      3      2  40.00%


  Prefix               AS Path                              Aggregation Suggestion
  138.204.76.0/23      4777 2497 3356 263009 265130 265130 263879   
  138.204.76.0/24      4777 2497 3356 263009 265130 265130 263879 - Withdrawn - matching aggregate 138.204.76.0/23 4777 2497 3356 263009 265130 265130 263879
  138.204.77.0/24      4777 2497 3356 263009 265130 265130 263879 - Withdrawn - matching aggregate 138.204.76.0/23 4777 2497 3356 263009 265130 265130 263879
  138.204.78.0/24      4777 2497 3356 263009 265130 265130 263879   
  138.204.79.0/24      4777 2516 3356 263009 265130 265130 263879 263879 263879   

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

AS263879   5 More Specifics   5 Total Advertisements   NET FIBRA EMPRESAS LTDA, BR
    138.204.76.0/23               138.204.76.0/22
    138.204.76.0/24               138.204.76.0/22
    138.204.77.0/24               138.204.76.0/22
    138.204.78.0/24               138.204.76.0/22
    138.204.79.0/24               138.204.76.0/22

Whois Entry

whois: 402332

IANA has recorded AS263879 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS263879\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.
             % 2026-03-31T12:30:23-03:00 - 2401:2000:6660::13
             
             aut-num:     AS263879
             owner:       NET FIBRA EMPRESAS LTDA
             ownerid:     12.768.166/0001-31
             responsible: Antonio Carlos da Cunha Justino
             country:     BR
             owner-c:     ACCJU30
             routing-c:   ACCJU30
             abuse-c:     ACCJU30
             created:     20150729
             changed:     20150729
             inetnum:     138.204.76.0/22
             inetnum:     2804:2724::/32
             
             nic-hdl-br:  ACCJU30
             person:      antonio carlos da cunha justino
             e-mail:      netfibraempresas@gmail.com
             country:     BR
             created:     20111025
             changed:     20251027
             
             % 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.