ASN Lookup Tool

GFOUR TELECOM BR BR 16 Routes

AS Data

AS52561

AS52561 – GFOUR TELECOM

AS Number 52561
AS Name
Organization GFOUR TELECOM()
Country BR
Number of IPv4 Routes 10
Number of IPv6 Routes 6
ASN type ISP
Registry lacnic
Date Allocated 2013-02-14

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Use ASN data for AS52561 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
2804:e8c::/33 ~40×10²⁷
177.86.76.0/23 512
186.227.120.0/22 1024
177.86.78.0/23 512
186.227.121.0/24 256
186.227.120.0/23 512
177.86.76.0/22 1024
186.227.123.0/24 256
186.227.122.0/23 512
2804:e8c:c000::/34 ~20×10²⁷

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.
% 2026-03-19T09:25:55-03:00 - 195.133.208.241

aut-num:     AS52561
owner:       GFOUR TELECOM
responsible: GFOUR TELECOM
owner-c:     GFTLM
routing-c:   GFTLM
abuse-c:     GFTLM
created:     20130214
changed:     20150504
inetnum:     177.86.76.0/22
inetnum:     186.227.120.0/22
inetnum:     2804:e8c::/32

nic-hdl-br:  GFTLM
person:      G FOUR TELECOMUNICACOES LTDA - ME
created:     20150504
changed:     20220524

% 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
AS271253 LINK BRASIL TELECOMUNICACOES LTDA BR
AS14868 Ligga Telecomunicações S.A. BR
AS264343 Empasoft Ltda .Me BR
AS53062 ALT | GRUPO BRASIL TECPAR BR
AS268570 YASUMITSU & YASUMITSU LTDA ME BR
AS28158 Ampernet Telecomunicações Ltda BR
AS266213 PLANETCLICK TELECOMUNICACOES LTDA BR
AS274685 HS TELECOMUNICACAO E TECNOLOGIA LTDA BR
AS262847 DBUG TELECOM LTDA BR

Upstreams

AS Number Description Country
AS264343 Empasoft Ltda .Me BR
AS274685 HS TELECOMUNICACAO E TECNOLOGIA LTDA BR

Downstreams

AS Number Description Country
AS268570 YASUMITSU & YASUMITSU LTDA ME BR

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Frequently Asked Questions

ASN AS52561 is an Autonomous System Number used to identify a network for BGP internet routing.
AS52561 is listed under GFOUR TELECOM.
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.