Report for 273512

Name

AS273512 - OPTTO TELECOMUNICACOES 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.

273512 AS273512 - OPTTO TELECOMUNICACOES LTDA, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS262743        --No Registry Entry--
    AS262427        AS262427 - Invista Net Provedor de Acesso Ltda, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
57041 AS273512       ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  AS273512 - OPTTO TELECOMUNICACOES 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       %
72494 AS273512      AS273512 - OPTTO TELECOMUNICACOES LTDA, BR         2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  38.159.173.0/24      4777 2497 174 262427 273512   
  38.211.146.0/24      4777 2497 174 262427 273512   

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

AS273512   2 More Specifics   2 Total Advertisements   AS273512 - OPTTO TELECOMUNICACOES LTDA, BR
    38.159.173.0/24               38.0.0.0/8
    38.211.146.0/24               38.0.0.0/8

Whois Entry

whois: 402628

IANA has recorded AS273512 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS273512\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.
             % 2026-06-15T11:46:29-03:00 - 2401:2000:6660::13
             
             aut-num:     AS273512
             owner:       OPTTO TELECOMUNICACOES LTDA
             ownerid:     46.851.573/0001-20
             responsible: ALAN ZEM
             country:     BR
             owner-c:     ALVZE13
             routing-c:   ALVZE13
             abuse-c:     ALVZE13
             created:     20240426
             changed:     20240426
             inetnum:     2804:8fcc::/32
             
             nic-hdl-br:  ALVZE13
             person:      ALAN VALENTE ZEM
             e-mail:      alan@optto.com.br
             country:     BR
             created:     20240305
             changed:     20240305
             
             % 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.