Report for 53201

Name

VIRTUAL TELECOM 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.

53201 VIRTUAL TELECOM LTDA, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS10429         TELEFONICA BRASIL S.A, BR
    AS16735         ALGAR TELECOM SA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
10200 AS53201        ORIGIN  Originate:      10240 /18.68  Transit:          0 /0.00  VIRTUAL TELECOM 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       %
 8942 AS53201       VIRTUAL TELECOM LTDA, BR                          13      8      3      8      5  38.46%


  Prefix               AS Path                              Aggregation Suggestion
  170.78.12.0/22       4777 2497 16735 53201 53201   
  170.78.12.0/22       4777 2497 16735 53201 + Announce - aggregate of 170.78.12.0/23 (4777 2497 16735 53201) and 170.78.14.0/23 (4777 2497 16735 53201)
  170.78.12.0/23       4777 2497 16735 53201 - Withdrawn - aggregated with 170.78.14.0/23 (4777 2497 16735 53201)
  170.78.14.0/23       4777 2497 16735 53201 - Withdrawn - aggregated with 170.78.12.0/23 (4777 2497 16735 53201)
  186.233.32.0/21      4777 2497 16735 53201 53201   
  186.233.32.0/21      4777 2497 16735 53201 + Announce - aggregate of 186.233.32.0/22 (4777 2497 16735 53201) and 186.233.36.0/22 (4777 2497 16735 53201)
  186.233.32.0/23      4777 2497 16735 53201 - Withdrawn - aggregated with 186.233.34.0/23 (4777 2497 16735 53201)
  186.233.34.0/23      4777 2497 16735 53201 - Withdrawn - aggregated with 186.233.32.0/23 (4777 2497 16735 53201)
  186.233.36.0/23      4777 2497 16735 53201 - Withdrawn - aggregated with 186.233.38.0/23 (4777 2497 16735 53201)
  186.233.38.0/23      4777 2497 16735 53201 - Withdrawn - aggregated with 186.233.36.0/23 (4777 2497 16735 53201)
  186.233.40.0/21      4777 2497 16735 53201 53201   
  186.233.40.0/22      4608 1221 4637 12956 10429 53201 + Announce - aggregate of 186.233.40.0/23 (4608 1221 4637 12956 10429 53201) and 186.233.42.0/23 (4608 1221 4637 12956 10429 53201)
  186.233.40.0/23      4608 1221 4637 12956 10429 53201 - Withdrawn - aggregated with 186.233.42.0/23 (4608 1221 4637 12956 10429 53201)
  186.233.42.0/23      4608 1221 4637 12956 10429 53201 - Withdrawn - aggregated with 186.233.40.0/23 (4608 1221 4637 12956 10429 53201)
  186.233.44.0/23      4608 1221 4637 12956 10429 53201   
  186.233.46.0/23      4777 2497 16735 53201   

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

AS53201   10 More Specifics   13 Total Advertisements   VIRTUAL TELECOM LTDA, BR
    170.78.12.0/23                170.78.12.0/22
    170.78.14.0/23                170.78.12.0/22
    186.233.32.0/23               186.233.32.0/21
    186.233.34.0/23               186.233.32.0/21
    186.233.36.0/23               186.233.32.0/21
    186.233.38.0/23               186.233.32.0/21
    186.233.40.0/23               186.233.40.0/21
    186.233.42.0/23               186.233.40.0/21
    186.233.44.0/23               186.233.40.0/21
    186.233.46.0/23               186.233.40.0/21

Whois Entry

whois: 402332

IANA has recorded AS53201 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS53201\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.
             % 2026-04-02T08:52:32-03:00 - 2401:2000:6660::13
             
             aut-num:     AS53201
             owner:       VIRTUAL TELECOM LTDA
             ownerid:     05.125.915/0001-47
             responsible: ARMANDO DA SILVA BARBOSA
             country:     BR
             owner-c:     ASB16
             routing-c:   ASB16
             abuse-c:     VITEL38
             created:     20100908
             changed:     20180926
             inetnum:     186.233.32.0/21
             inetnum:     186.233.40.0/21
             inetnum:     2804:728::/32
             inetnum:     170.78.12.0/22
             
             nic-hdl-br:  ASB16
             person:      Armando da Silva Barbosa
             e-mail:      inforwave@inforwave.com.br
             country:     BR
             created:     19990526
             changed:     20050905
             
             nic-hdl-br:  VITEL38
             person:      VIRTUAL TELECOM
             e-mail:      rede@virtualtelecom.com.br
             country:     BR
             created:     20180926
             changed:     20180926
             
             % 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.