Report for 61578

Name

AS61578 - ALIANCA SISTEMAS DE TELECOMUNICACOES, 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.

61578 AS61578 - ALIANCA SISTEMAS DE TELECOMUNICACOES, BR

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS268689        AS268689 - ELEVEL TECNOLOGIA LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
37387 AS61578        ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  AS61578 - ALIANCA SISTEMAS DE TELECOMUNICACOES, 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       %
13267 AS61578       AS61578 - ALIANCA SISTEMAS DE TELECOMUNICACOE      4      4      1      1      3  75.00%


  Prefix               AS Path                              Aggregation Suggestion
  143.208.216.0/22     4777 2497 3356 16735 268689 61578 + Announce - aggregate of 143.208.216.0/23 (4777 2497 3356 16735 268689 61578) and 143.208.218.0/23 (4777 2497 3356 16735 268689 61578)
  143.208.216.0/24     4777 2497 3356 16735 268689 61578 - Withdrawn - aggregated with 143.208.217.0/24 (4777 2497 3356 16735 268689 61578)
  143.208.217.0/24     4777 2497 3356 16735 268689 61578 - Withdrawn - aggregated with 143.208.216.0/24 (4777 2497 3356 16735 268689 61578)
  143.208.218.0/24     4777 2497 3356 16735 268689 61578 - Withdrawn - aggregated with 143.208.219.0/24 (4777 2497 3356 16735 268689 61578)
  143.208.219.0/24     4777 2497 3356 16735 268689 61578 - Withdrawn - aggregated with 143.208.218.0/24 (4777 2497 3356 16735 268689 61578)

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

AS61578   4 More Specifics   4 Total Advertisements   AS61578 - ALIANCA SISTEMAS DE TELECOMUNICACOES, BR
    143.208.216.0/24              143.208.216.0/22
    143.208.217.0/24              143.208.216.0/22
    143.208.218.0/24              143.208.216.0/22
    143.208.219.0/24              143.208.216.0/22

Whois Entry

whois: 402591

IANA has recorded AS61578 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS61578\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.
             % 2026-06-05T07:58:07-03:00 - 2401:2000:6660::13
             
             aut-num:     AS61578
             owner:       ALIAN�A SISTEMAS DE TELECOMUNICA��ES
             ownerid:     12.232.993/0001-06
             responsible: ROGERIO SOUZA OLIVEIRA
             country:     BR
             owner-c:     VECLT19
             routing-c:   ROSOL16
             abuse-c:     VECLT19
             created:     20151104
             changed:     20260115
             inetnum:     143.208.216.0/22
             inetnum:     2804:2b08::/32
             
             nic-hdl-br:  VECLT19
             person:      VERAO COMUNICACOES LTDA
             e-mail:      veraonet@gmail.com
             country:     BR
             created:     20100204
             changed:     20240402
             
             nic-hdl-br:  ROSOL16
             person:      Rogerio Souza Oliveira
             e-mail:      roger.astell@gmail.com
             country:     BR
             created:     20070929
             changed:     20260115
             
             % 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.