Report for 266401

Name

AS266401 - CNA NET, 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.

266401 AS266401 - CNA NET, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS268517        AS268517 - SPEEDNET INFORMATICA LTDA ME, BR
    AS14840         AS14840 - BR.Digital Telecom, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
34141 AS266401       ORIGIN  Originate:       1280 /21.68  Transit:          0 /0.00  AS266401 - CNA NET, 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       %
70161 AS266401      AS266401 - CNA NET, BR                             2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  170.81.60.0/22       4777 2516 6762 14840 266401   
  170.81.63.0/24       4777 2516 3356 52873 268517 266401 266401 266401 266401 266401   

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

AS266401   1 More Specifics   2 Total Advertisements   AS266401 - CNA NET, BR
    170.81.63.0/24                170.81.60.0/22

Whois Entry

whois: 402613

IANA has recorded AS266401 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS266401\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.
             % 2026-06-12T17:06:05-03:00 - 2401:2000:6660::13
             
             aut-num:     AS266401
             owner:       CNA NET
             ownerid:     04.675.000/0001-42
             responsible: FERNANDO C. FERREIRA
             country:     BR
             owner-c:     FECFE92
             routing-c:   FECFE92
             abuse-c:     FECFE92
             created:     20161206
             changed:     20250728
             inetnum:     170.81.60.0/22
             inetnum:     2804:3748::/32
             
             nic-hdl-br:  FECFE92
             person:      Fernando Cerqueira Ferreira
             e-mail:      nandd79@hotmail.com
             country:     BR
             created:     20150118
             changed:     20200308
             
             % 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.