Report for 52680

Name

BLZNET SERVICOS DE INTERNET LTDA - ME, 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.

52680 BLZNET SERVICOS DE INTERNET LTDA - ME, BR

  Adjacency:    11  Upstream:     1  Downstream:    10
  Upstream Adjacent AS list
    AS262355        VSX Networks, BR
  Downstream Adjacent AS list
    AS273648        REDE GAMA TELECOM, BR
    AS262408        CEPAIN TELECOM, BR
    AS266351        SAIBERT TELECOM, BR
    AS265082        ACESSONET INFORMATICA LTDA - ME, BR
    AS266976        Miyata & Matsushita LTDA ME, BR
    AS270367        MK NET, BR
    AS271146        OESTE SERVICOS DE INTERNET LTDA., BR
    AS268996        BFCOM INTERNET LTDA, BR
    AS268004        L.E.G BENSONI - INFORMATICA ME, BR
    AS267592        Colegio do Registro de Imoveis do Parana, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14835 AS52680        ORG+TRN Originate:       5376 /19.61  Transit:      10752 /18.61 BLZNET SERVICOS DE INTERNET LTDA - ME, 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       %
 8912 AS52680       BLZNET SERVICOS DE INTERNET LTDA - ME, BR          7      5      0      2      5  71.43%


  Prefix               AS Path                              Aggregation Suggestion
  143.0.116.0/22       4777 2516 6762 262355 52680   
  177.67.232.0/21      4777 2516 6762 262355 52680   
  177.67.232.0/23      4777 2516 6762 262355 52680 - Withdrawn - matching aggregate 177.67.232.0/21 4777 2516 6762 262355 52680
  177.67.234.0/23      4777 2516 6762 262355 52680 - Withdrawn - matching aggregate 177.67.232.0/21 4777 2516 6762 262355 52680
  177.67.236.0/23      4777 2516 6762 262355 52680 - Withdrawn - matching aggregate 177.67.232.0/21 4777 2516 6762 262355 52680
  177.67.237.0/24      4777 2516 6762 262355 52680 - Withdrawn - matching aggregate 177.67.232.0/21 4777 2516 6762 262355 52680
  177.67.238.0/23      4777 2516 6762 262355 52680 - Withdrawn - matching aggregate 177.67.232.0/21 4777 2516 6762 262355 52680

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

AS52680   5 More Specifics   7 Total Advertisements   BLZNET SERVICOS DE INTERNET LTDA - ME, BR
    177.67.232.0/23               177.67.232.0/21
    177.67.234.0/23               177.67.232.0/21
    177.67.236.0/23               177.67.232.0/21
    177.67.237.0/24               177.67.232.0/21
    177.67.238.0/23               177.67.232.0/21

Whois Entry

whois: 402332

IANA has recorded AS52680 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS52680\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.
             % 2026-03-31T06:58:06-03:00 - 2401:2000:6660::13
             
             aut-num:     AS52680
             owner:       BLZNET SERVICOS DE INTERNET LTDA - ME
             ownerid:     11.432.330/0001-72
             responsible: Jos� Carlos Guaitanele
             country:     BR
             owner-c:     BIL200
             routing-c:   BIL200
             abuse-c:     BIL200
             created:     20121204
             changed:     20200204
             inetnum:     177.67.232.0/21
             inetnum:     2804:c20::/32
             inetnum:     143.0.116.0/22
             as-in:       from AS8167 100 accept ANY
             as-in:       from AS262688 100 accept ANY
             as-out:      to AS8167 announce AS52680
             as-out:      to AS262688 announce AS52680
             
             nic-hdl-br:  BIL200
             person:      BLZ Inform�tica Ltda
             e-mail:      dominios@blz.com.br
             country:     BR
             created:     20020611
             changed:     20160908
             
             % 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.