Report for 273454

Name

AS273454 - TELVIA TELECOMUNICACOES 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.

273454 AS273454 - TELVIA TELECOMUNICACOES LTDA, BR

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS268746        AS268746 - GEFSON CARLOS DA SILVA HONORATO, BR
    AS61625         AS61625 - Grupo We Dev LTDA, BR

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
43346 AS273454       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  AS273454 - TELVIA TELECOMUNICACOES 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       %
29439 AS273454      AS273454 - TELVIA TELECOMUNICACOES LTDA, BR        3      2      1      2      1  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  38.191.154.0/23      4777 2497 3356 53062 53181 61625 273454   
  38.191.154.0/23      4777 2516 6762 53062 53181 61625 273454 + Announce - aggregate of 38.191.154.0/24 (4777 2516 6762 53062 53181 61625 273454) and 38.191.155.0/24 (4777 2516 6762 53062 53181 61625 273454)
  38.191.154.0/24      4777 2516 6762 53062 53181 61625 273454 - Withdrawn - aggregated with 38.191.155.0/24 (4777 2516 6762 53062 53181 61625 273454)
  38.191.155.0/24      4777 2516 6762 53062 53181 61625 273454 - Withdrawn - aggregated with 38.191.154.0/24 (4777 2516 6762 53062 53181 61625 273454)

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

AS273454   3 More Specifics   3 Total Advertisements   AS273454 - TELVIA TELECOMUNICACOES LTDA, BR
    38.191.154.0/23               38.0.0.0/8
    38.191.154.0/24               38.0.0.0/8
    38.191.155.0/24               38.0.0.0/8

Whois Entry

whois: 402617

IANA has recorded AS273454 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS273454\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.
             % 2026-06-13T18:26:05-03:00 - 2401:2000:6660::13
             
             aut-num:     AS273454
             owner:       TELVIA TELECOMUNICACOES LTDA
             ownerid:     31.316.339/0001-25
             responsible: TANIA MARIA DA SILVA
             country:     BR
             owner-c:     TAMSI396
             routing-c:   TAMSI396
             abuse-c:     TAMSI396
             created:     20240219
             changed:     20240219
             inetnum:     2804:8ee4::/32
             
             nic-hdl-br:  TAMSI396
             person:      Tania Maria da Silva
             e-mail:      suporte@telvia.com.br
             country:     BR
             created:     20230628
             changed:     20240425
             
             % 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.