Report for 264403

Name

CMTECH Com.e Serv.de Informatica 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.

264403 CMTECH Com.e Serv.de Informatica Ltda, BR

  Adjacency:     5  Upstream:     5  Downstream:     0
  Upstream Adjacent AS list
    AS14840         BR.Digital Telecom, BR
    AS52573         Une Telecom Ltda, BR
    AS273421        MAZA Telecom, BR
    AS272471        Internet Cyber Telecom, BR
    AS268199        Rios Network, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
41665 AS264403       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  CMTECH Com.e Serv.de Informatica 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       %
69588 AS264403      CMTECH Com.e Serv.de Informatica Ltda, BR          4      0      0      4      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  131.161.248.0/24     4777 2497 16735 52573 264403   
  131.161.249.0/24     4777 2497 3356 272471 264403   
  131.161.250.0/24     4777 2497 3356 61832 268199 268199 268199 268199 264403   
  131.161.251.0/24     4777 2497 174 273421 264403   

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

AS264403   4 More Specifics   4 Total Advertisements   CMTECH Com.e Serv.de Informatica Ltda, BR
    131.161.248.0/24              131.161.248.0/22
    131.161.249.0/24              131.161.248.0/22
    131.161.250.0/24              131.161.248.0/22
    131.161.251.0/24              131.161.248.0/22

Whois Entry

whois: 402332

IANA has recorded AS264403 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS264403\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.
             % 2026-04-01T20:18:22-03:00 - 2401:2000:6660::13
             
             aut-num:     AS264403
             owner:       CMTECH Com.e Serv.de Informatica Ltda
             ownerid:     04.101.136/0001-49
             responsible: Italo L.Nogueira
             country:     BR
             owner-c:     JGCJU3
             routing-c:   JGCJU3
             abuse-c:     JGCJU3
             created:     20141007
             changed:     20141007
             inetnum:     131.161.248.0/22
             inetnum:     2804:1df0::/32
             
             nic-hdl-br:  JGCJU3
             person:      Jo�o Guilherme Carvalho Junior
             e-mail:      guilherme@cmtech.com.br
             country:     BR
             created:     20080729
             changed:     20251022
             
             % 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.