Report for 266577

Name

CRAVNET 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.

266577 CRAVNET INFORMATICA LTDA, BR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS61642         NEXNETT Brasil Telecom, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
27696 AS266577       ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  CRAVNET 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       %
14927 AS266577      CRAVNET INFORMATICA LTDA, BR                       4      3      0      1      3  75.00%


  Prefix               AS Path                              Aggregation Suggestion
  160.238.236.0/22     4777 2497 3257 53427 61642 61642 266577   
  160.238.236.0/23     4777 2497 3257 53427 61642 61642 266577 - Withdrawn - matching aggregate 160.238.236.0/22 4777 2497 3257 53427 61642 61642 266577
  160.238.238.0/24     4777 2497 3257 53427 61642 61642 266577 - Withdrawn - matching aggregate 160.238.236.0/22 4777 2497 3257 53427 61642 61642 266577
  160.238.239.0/24     4777 2497 3257 53427 61642 61642 266577 - Withdrawn - matching aggregate 160.238.236.0/22 4777 2497 3257 53427 61642 61642 266577

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

AS266577   3 More Specifics   4 Total Advertisements   CRAVNET INFORMATICA LTDA, BR
    160.238.236.0/23              160.238.236.0/22
    160.238.238.0/24              160.238.236.0/22
    160.238.239.0/24              160.238.236.0/22

Whois Entry

whois: 402332

IANA has recorded AS266577 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS266577\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.
             % 2026-04-02T10:40:27-03:00 - 2401:2000:6660::13
             
             aut-num:     AS266577
             owner:       CRAVNET INFORMATICA LTDA
             ownerid:     12.161.225/0001-09
             responsible: MARCELO PILLON LOPES
             country:     BR
             owner-c:     MAPLO30
             routing-c:   MAPLO30
             abuse-c:     MAPLO30
             created:     20170529
             changed:     20251124
             inetnum:     160.238.236.0/22
             inetnum:     2804:3e28::/32
             
             nic-hdl-br:  MAPLO30
             person:      Marcelo Pillon Lopes
             e-mail:      marcelopillon@hotmail.com
             country:     BR
             created:     20100714
             changed:     20260225
             
             % 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.