Report for 262737

Name

Gateway Telecom Ltda - ME, 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.

262737 Gateway Telecom Ltda - ME, BR

  Adjacency:     5  Upstream:     2  Downstream:     3
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS7738          V tal, BR
  Downstream Adjacent AS list
    AS270736        MASTERNET TELECOMUNICACAO LTDA, BR
    AS267270        MV COMUNICACOES LTDA - ME, BR
    AS266575        ISOLTEC TELECOM LTDA - ME, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
12171 AS262737       ORG+TRN Originate:       8192 /19.00  Transit:       4096 /20.00 Gateway Telecom Ltda - ME, 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       %
11374 AS262737      Gateway Telecom Ltda - ME, BR                      9      6      2      5      4  44.44%


  Prefix               AS Path                              Aggregation Suggestion
  186.195.128.0/20     4777 2497 3356 262737   
  186.195.128.0/21     4777 2516 3356 262737 + Announce - aggregate of 186.195.128.0/22 (4777 2516 3356 262737) and 186.195.132.0/22 (4777 2516 3356 262737)
  186.195.128.0/23     4777 2516 3356 262737 - Withdrawn - aggregated with 186.195.130.0/23 (4777 2516 3356 262737)
  186.195.130.0/23     4777 2516 3356 262737 - Withdrawn - aggregated with 186.195.128.0/23 (4777 2516 3356 262737)
  186.195.132.0/23     4777 2516 3356 262737 - Withdrawn - aggregated with 186.195.134.0/23 (4777 2516 3356 262737)
  186.195.134.0/23     4777 2516 3356 262737 - Withdrawn - aggregated with 186.195.132.0/23 (4777 2516 3356 262737)
  186.195.136.0/22     4777 2516 3356 262737 + Announce - aggregate of 186.195.136.0/23 (4777 2516 3356 262737) and 186.195.138.0/23 (4777 2516 3356 262737)
  186.195.136.0/23     4777 2516 3356 262737 - Withdrawn - aggregated with 186.195.138.0/23 (4777 2516 3356 262737)
  186.195.138.0/23     4777 2516 3356 262737 - Withdrawn - aggregated with 186.195.136.0/23 (4777 2516 3356 262737)
  186.195.140.0/23     4777 2516 3356 262737   
  186.195.142.0/23     4777 6939 52320 7738 262737   

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

AS262737   8 More Specifics   9 Total Advertisements   Gateway Telecom Ltda - ME, BR
    186.195.128.0/23              186.195.128.0/20
    186.195.130.0/23              186.195.128.0/20
    186.195.132.0/23              186.195.128.0/20
    186.195.134.0/23              186.195.128.0/20
    186.195.136.0/23              186.195.128.0/20
    186.195.138.0/23              186.195.128.0/20
    186.195.140.0/23              186.195.128.0/20
    186.195.142.0/23              186.195.128.0/20

Whois Entry

whois: 402332

IANA has recorded AS262737 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS262737\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.
             % 2026-03-31T18:46:07-03:00 - 2401:2000:6660::13
             
             aut-num:     AS262737
             owner:       Gateway Telecom Ltda - ME
             ownerid:     17.303.838/0001-57
             responsible: Jarbas Gon�alves de Ara�jo
             country:     BR
             owner-c:     FAFER40
             routing-c:   FAFER40
             abuse-c:     FAFER40
             created:     20100507
             changed:     20250916
             inetnum:     186.195.128.0/20
             inetnum:     2804:848::/32
             as-in:       from AS3356 100 accept ANY
             as-in:       from AS7738 100 accept ANY
             as-in:       from AS26615 100 accept ANY
             as-out:      to AS3356 announce AS262737 AS267270 AS266575 AS270736
             as-out:      to AS7738 announce AS262737 AS267270 AS266575 AS270736
             as-out:      to AS26615 announce AS262737 AS267270 AS266575 AS270736
             
             nic-hdl-br:  FAFER40
             person:      F�bio Fernandes
             e-mail:      fabio@gwt.net.br
             country:     BR
             created:     20080814
             changed:     20180928
             
             % 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.