Report for 61874

Name

S.R. da Silva 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.

61874 S.R. da Silva Telecomunicacoes, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS263558        RD TELECOM LTDA -ME, BR
    AS14840         BR.Digital Telecom, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
20245 AS61874        ORIGIN  Originate:       3072 /20.42  Transit:          0 /0.00  S.R. da Silva 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       %
 9030 AS61874       S.R. da Silva Telecomunicacoes, BR                 7      6      1      2      5  71.43%


  Prefix               AS Path                              Aggregation Suggestion
  131.0.56.0/22        4777 2497 174 14840 61874   
  131.0.56.0/23        4777 2497 174 14840 61874 - Withdrawn - matching aggregate 131.0.56.0/22 4777 2497 174 14840 61874
  131.0.56.0/22        4777 2516 6762 14840 61874 + Announce - aggregate of 131.0.56.0/23 (4777 2516 6762 14840 61874) and 131.0.58.0/23 (4777 2516 6762 14840 61874)
  131.0.56.0/24        4777 2516 6762 14840 61874 - Withdrawn - aggregated with 131.0.57.0/24 (4777 2516 6762 14840 61874)
  131.0.57.0/24        4777 2516 6762 14840 61874 - Withdrawn - aggregated with 131.0.56.0/24 (4777 2516 6762 14840 61874)
  131.0.58.0/23        4777 2516 6762 14840 61874 - Withdrawn - aggregated with 131.0.56.0/23 (4777 2516 6762 14840 61874)
  131.0.58.0/24        4777 2516 6762 14840 61874 - Withdrawn - matching aggregate 131.0.58.0/23 4777 2516 6762 14840 61874
  131.0.59.0/24        4777 2516 6762 14840 61874 - Withdrawn - matching aggregate 131.0.58.0/23 4777 2516 6762 14840 61874

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

AS61874   6 More Specifics   7 Total Advertisements   S.R. da Silva Telecomunicacoes, BR
    131.0.56.0/23                 131.0.56.0/22
    131.0.56.0/24                 131.0.56.0/22
    131.0.57.0/24                 131.0.56.0/22
    131.0.58.0/23                 131.0.56.0/22
    131.0.58.0/24                 131.0.56.0/22
    131.0.59.0/24                 131.0.56.0/22

Whois Entry

whois: 402332

IANA has recorded AS61874 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS61874\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.
             % 2026-03-31T19:59:57-03:00 - 2401:2000:6660::13
             
             aut-num:     AS61874
             owner:       S.R. da Silva Telecomunica�oes
             ownerid:     12.817.044/0001-98
             responsible: Sergio Ribeiro da Silva
             country:     BR
             owner-c:     SERSI159
             routing-c:   SERSI159
             abuse-c:     SERSI159
             created:     20140710
             changed:     20140710
             inetnum:     131.0.56.0/22
             inetnum:     2804:1aa8::/32
             
             nic-hdl-br:  SERSI159
             person:      Sergio Ribeiro da Silva
             e-mail:      sergio@plugfibra.com.br
             country:     BR
             created:     20131125
             changed:     20220819
             
             % 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.