Report for 266434

Name

AS266434 - MASTER DATA TELECOMUNICACOES 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.

266434 AS266434 - MASTER DATA TELECOMUNICACOES LTDA - ME, BR

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS23106         AS23106 - AMERICAN TOWER DO BRASIL-COMUNICACAO MULTIMIDIA LT, BR
    AS16735         AS16735 - ALGAR TELECOM S/A, BR
    AS268289        AS268289 - AUDICOM TECNOLOGIA E TELECOM LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
31643 AS266434       ORIGIN  Originate:       1536 /21.42  Transit:          0 /0.00  AS266434 - MASTER DATA TELECOMUNICACOES 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       %
70148 AS266434      AS266434 - MASTER DATA TELECOMUNICACOES LTDA       3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  170.82.52.0/22       4777 2516 6762 16735 266434   
  170.82.52.0/24       4608 7575 7195 23106 266434   
  170.82.55.0/24       4777 2516 6762 16735 268289 266434 266434   

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

AS266434   2 More Specifics   3 Total Advertisements   AS266434 - MASTER DATA TELECOMUNICACOES LTDA - ME, BR
    170.82.52.0/24                170.82.52.0/22
    170.82.55.0/24                170.82.52.0/22

Whois Entry

whois: 402617

IANA has recorded AS266434 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS266434\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.
             % 2026-06-12T23:42:20-03:00 - 2401:2000:6660::13
             
             aut-num:     AS266434
             owner:       MASTER DATA TELECOMUNICACOES LTDA - ME
             ownerid:     12.405.111/0001-67
             responsible: Daniel Junqueira
             country:     BR
             owner-c:     DALJU37
             routing-c:   DALJU37
             abuse-c:     DALJU37
             created:     20161219
             changed:     20201209
             inetnum:     170.82.52.0/22
             inetnum:     2804:37c0::/32
             
             nic-hdl-br:  DALJU37
             person:      Daniel Lima Junqueira
             e-mail:      danieljunqueirameca@gmail.com
             country:     BR
             created:     20151027
             changed:     20251112
             
             % 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.