ASN Lookup Tool

R C ALMEIDA DA SILVA BR BR 6 Routes

AS Data

AS263931

AS263931 – R C ALMEIDA DA SILVA

AS Number 263931
AS Name 09.328.473/0001-97
Organization R C ALMEIDA DA SILVA()
Country BR
Number of IPv4 Routes 5
Number of IPv6 Routes 1
ASN type ISP
Registry lacnic
Date Allocated 2015-08-14

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Use ASN data for AS263931 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
138.219.136.0/24 256
138.219.139.0/24 256
138.219.136.0/23 512
2804:27f4::/32 ~79×10²⁷
138.219.138.0/24 256
138.219.137.0/24 256

Raw Whois Response

% 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.
% 2026-03-22T09:23:18-03:00 - 136.227.166.153

aut-num:     AS263931
owner:       R C ALMEIDA DA SILVA
ownerid:     09.328.473/0001-97
responsible: Raimundo Cristiano Almeida da Silva
country:     BR
owner-c:     RCASI51
routing-c:   RCASI51
abuse-c:     RCASI51
created:     20150814
changed:     20240816
inetnum:     138.219.136.0/22
inetnum:     2804:27f4::/32
as-in:       from AS262494 100 accept ANY
as-in:       from AS266195 100 accept ANY
as-out:      to AS262494 announce AS263931
as-out:      to AS266195 announce AS263931

nic-hdl-br:  RCASI51
person:      RC ALMEIDA DA SILVA
e-mail:      cristiano.sec@gmail.com
country:     BR
created:     20131213
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.

Parsed Whois Response

Peers

AS Number Description Country
AS266195 ERIC BG COMUNICACAO MULTIMIDIA - ME BR
AS263346 Fonte Informatica ltda BR
AS262494 Virtex Telecom BR
AS266195 ERIC BG COMUNICACAO MULTIMIDIA ME BR

Upstreams

AS Number Description Country
AS263346 Fonte Informatica ltda BR
AS262494 Virtex Telecom BR
AS266195 ERIC BG COMUNICACAO MULTIMIDIA ME BR

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Frequently Asked Questions

ASN AS263931 is an Autonomous System Number used to identify a network for BGP internet routing.
AS263931 is listed under R C ALMEIDA DA SILVA.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.