Report for 267303

Name

CENTRO OESTE PROVEDOR, 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.

267303 CENTRO OESTE PROVEDOR, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS262473        SAMISSA TELECOM, BR
    AS264023        SE77E TELECOM EIRELI ME, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
20936 AS267303       ORIGIN  Originate:       3072 /20.42  Transit:          0 /0.00  CENTRO OESTE PROVEDOR, 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       %
 9437 AS267303      CENTRO OESTE PROVEDOR, BR                          7      5      0      2      5  71.43%


  Prefix               AS Path                              Aggregation Suggestion
  45.233.0.0/22        4777 2497 3356 28329 262473 267303   
  45.233.0.0/23        4777 2497 3356 28329 262473 267303 - Withdrawn - matching aggregate 45.233.0.0/22 4777 2497 3356 28329 262473 267303
  45.233.0.0/24        4777 2497 3356 28329 262473 267303 - Withdrawn - matching aggregate 45.233.0.0/22 4777 2497 3356 28329 262473 267303
  45.233.1.0/24        4777 2516 6762 28329 264023 267303   
  45.233.2.0/23        4777 2497 3356 28329 262473 267303 - Withdrawn - matching aggregate 45.233.0.0/22 4777 2497 3356 28329 262473 267303
  45.233.2.0/24        4777 2497 3356 28329 262473 267303 - Withdrawn - matching aggregate 45.233.0.0/22 4777 2497 3356 28329 262473 267303
  45.233.3.0/24        4777 2497 3356 28329 262473 267303 - Withdrawn - matching aggregate 45.233.0.0/22 4777 2497 3356 28329 262473 267303

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

AS267303   6 More Specifics   7 Total Advertisements   CENTRO OESTE PROVEDOR, BR
    45.233.0.0/23                 45.233.0.0/22
    45.233.0.0/24                 45.233.0.0/22
    45.233.1.0/24                 45.233.0.0/22
    45.233.2.0/23                 45.233.0.0/22
    45.233.2.0/24                 45.233.0.0/22
    45.233.3.0/24                 45.233.0.0/22

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 45.233.1.0/24               Announced

Whois Entry

whois: 402332

IANA has recorded AS267303 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS267303\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.
             % 2026-04-01T22:00:09-03:00 - 2401:2000:6660::13
             
             aut-num:     AS267303
             owner:       CENTRO OESTE PROVEDOR
             ownerid:     09.167.633/0001-63
             responsible: ANTONIO MARTINS DE OLIVEIRA
             country:     BR
             owner-c:     ANMOL482
             routing-c:   ANMOL482
             abuse-c:     ANMOL482
             created:     20180321
             changed:     20231206
             inetnum:     45.233.0.0/22
             inetnum:     2804:4b64::/32
             
             nic-hdl-br:  ANMOL482
             person:      ANTONIO MARTINS DE OLIVEIRA
             e-mail:      centro_oeste123@hotmail.com
             country:     BR
             created:     20200317
             changed:     20250311
             
             % 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.