Report for 61856

Name

Viamar Telecom, 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.

61856 Viamar Telecom, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS53181         K2 Telecom e Multimidia LTDA ME, BR
    AS263009        FORTE TELECOM LTDA., BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
12064 AS61856        ORIGIN  Originate:       8192 /19.00  Transit:          0 /0.00  Viamar Telecom, 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       %
 6076 AS61856       Viamar Telecom, BR                                20     15      7     12      8  40.00%


  Prefix               AS Path                              Aggregation Suggestion
  131.0.40.0/22        4777 2497 3356 263009 61856   
  131.0.40.0/24        4777 2497 1299 7195 53181 61856 61856 61856   
  131.0.41.0/24        4777 2497 3356 263009 61856 - Withdrawn - matching aggregate 131.0.40.0/22 4777 2497 3356 263009 61856
  131.0.42.0/23        4777 2516 3356 263009 61856 + Announce - aggregate of 131.0.42.0/24 (4777 2516 3356 263009 61856) and 131.0.43.0/24 (4777 2516 3356 263009 61856)
  131.0.42.0/24        4777 2516 3356 263009 61856 - Withdrawn - aggregated with 131.0.43.0/24 (4777 2516 3356 263009 61856)
  131.0.43.0/24        4777 2516 3356 263009 61856 - Withdrawn - aggregated with 131.0.42.0/24 (4777 2516 3356 263009 61856)
  138.117.208.0/22     4777 2497 3356 263009 61856   
  138.117.208.0/23     4777 2516 3356 263009 61856 + Announce - aggregate of 138.117.208.0/24 (4777 2516 3356 263009 61856) and 138.117.209.0/24 (4777 2516 3356 263009 61856)
  138.117.208.0/24     4777 2516 3356 263009 61856 - Withdrawn - aggregated with 138.117.209.0/24 (4777 2516 3356 263009 61856)
  138.117.209.0/24     4777 2516 3356 263009 61856 - Withdrawn - aggregated with 138.117.208.0/24 (4777 2516 3356 263009 61856)
  138.117.210.0/23     4777 2497 1299 7195 53181 61856 61856 61856 + Announce - aggregate of 138.117.210.0/24 (4777 2497 1299 7195 53181 61856 61856 61856) and 138.117.211.0/24 (4777 2497 1299 7195 53181 61856 61856 61856)
  138.117.210.0/24     4777 2497 1299 7195 53181 61856 61856 61856 - Withdrawn - aggregated with 138.117.211.0/24 (4777 2497 1299 7195 53181 61856 61856 61856)
  138.117.211.0/24     4777 2497 1299 7195 53181 61856 61856 61856 - Withdrawn - aggregated with 138.117.210.0/24 (4777 2497 1299 7195 53181 61856 61856 61856)
  143.208.120.0/22     4777 2497 3356 263009 61856   
  143.208.120.0/23     4777 2497 1299 7195 53181 61856 61856 61856 + Announce - aggregate of 143.208.120.0/24 (4777 2497 1299 7195 53181 61856 61856 61856) and 143.208.121.0/24 (4777 2497 1299 7195 53181 61856 61856 61856)
  143.208.120.0/24     4777 2497 1299 7195 53181 61856 61856 61856 - Withdrawn - aggregated with 143.208.121.0/24 (4777 2497 1299 7195 53181 61856 61856 61856)
  143.208.121.0/24     4777 2497 1299 7195 53181 61856 61856 61856 - Withdrawn - aggregated with 143.208.120.0/24 (4777 2497 1299 7195 53181 61856 61856 61856)
  143.208.122.0/23     4777 2516 3356 263009 61856 + Announce - aggregate of 143.208.122.0/24 (4777 2516 3356 263009 61856) and 143.208.123.0/24 (4777 2516 3356 263009 61856)
  143.208.122.0/24     4777 2516 3356 263009 61856 - Withdrawn - aggregated with 143.208.123.0/24 (4777 2516 3356 263009 61856)
  143.208.123.0/24     4777 2516 3356 263009 61856 - Withdrawn - aggregated with 143.208.122.0/24 (4777 2516 3356 263009 61856)
  170.245.252.0/22     4777 2497 3356 263009 61856   
  170.245.252.0/23     4777 2497 1299 7195 53181 61856 61856 61856 + Announce - aggregate of 170.245.252.0/24 (4777 2497 1299 7195 53181 61856 61856 61856) and 170.245.253.0/24 (4777 2497 1299 7195 53181 61856 61856 61856)
  170.245.252.0/24     4777 2497 1299 7195 53181 61856 61856 61856 - Withdrawn - aggregated with 170.245.253.0/24 (4777 2497 1299 7195 53181 61856 61856 61856)
  170.245.253.0/24     4777 2497 1299 7195 53181 61856 61856 61856 - Withdrawn - aggregated with 170.245.252.0/24 (4777 2497 1299 7195 53181 61856 61856 61856)
  170.245.254.0/23     4777 2516 3356 263009 61856 + Announce - aggregate of 170.245.254.0/24 (4777 2516 3356 263009 61856) and 170.245.255.0/24 (4777 2516 3356 263009 61856)
  170.245.254.0/24     4777 2516 3356 263009 61856 - Withdrawn - aggregated with 170.245.255.0/24 (4777 2516 3356 263009 61856)
  170.245.255.0/24     4777 2516 3356 263009 61856 - Withdrawn - aggregated with 170.245.254.0/24 (4777 2516 3356 263009 61856)

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

AS61856   16 More Specifics   20 Total Advertisements   Viamar Telecom, BR
    131.0.40.0/24                 131.0.40.0/22
    131.0.41.0/24                 131.0.40.0/22
    131.0.42.0/24                 131.0.40.0/22
    131.0.43.0/24                 131.0.40.0/22
    138.117.208.0/24              138.117.208.0/22
    138.117.209.0/24              138.117.208.0/22
    138.117.210.0/24              138.117.208.0/22
    138.117.211.0/24              138.117.208.0/22
    143.208.120.0/24              143.208.120.0/22
    143.208.121.0/24              143.208.120.0/22
    143.208.122.0/24              143.208.120.0/22
    143.208.123.0/24              143.208.120.0/22
    170.245.252.0/24              170.245.252.0/22
    170.245.253.0/24              170.245.252.0/22
    170.245.254.0/24              170.245.252.0/22
    170.245.255.0/24              170.245.252.0/22

Whois Entry

whois: 402332

IANA has recorded AS61856 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS61856\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.
             % 2026-03-31T12:16:13-03:00 - 2401:2000:6660::13
             
             aut-num:     AS61856
             owner:       Viamar Telecom
             ownerid:     09.617.372/0001-36
             responsible: Alexander Nogueira de Souza
             country:     BR
             owner-c:     AANSO11
             routing-c:   AANSO11
             abuse-c:     AANSO11
             created:     20140707
             changed:     20160816
             inetnum:     131.0.40.0/22
             inetnum:     2804:1a5c::/32
             inetnum:     138.117.208.0/22
             inetnum:     143.208.120.0/22
             inetnum:     170.245.252.0/22
             
             nic-hdl-br:  AANSO11
             person:      Alexander Almeida Nogueira de Souza
             e-mail:      alexander@viamartelecom.com.br
             country:     BR
             created:     20160812
             changed:     20250602
             
             % 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.