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	Prefix	Description
	187.86.196.0/23	GR FAST NET TELECOMUNICACOES
	187.86.196.0/22	GR FAST NET TELECOMUNICACOES
	187.86.198.0/23	GR FAST NET TELECOMUNICACOES
	2804:76d8::/32	GR FAST NET TELECOMUNICACOES

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS11432	Telium Telecomunicações Ltda	✔	✔
	AS52866	BRASIL TECPAR | AMIGO | AVATO	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS52866	BRASIL TECPAR | AMIGO | AVATO	✔	✔
	AS11432	Telium Telecomunicações Ltda	✔	✔
	AS35280	F5 Networks SARL	✘	✔
	AS6424	EDGOO NETWORKS	✔	✔
	AS214331	Teske Virtual System Ltda	✔	✔
	AS266400	Ferenz Networks	✔	✔
	AS269180	VIPNET Conexão	✔	✔
	AS40776	TaoNet	✔	✔
	AS2635	Automattic, Inc	✔	✔
	AS263661	Brasil Digital Telecom	✔	✔
	AS14907	Wikimedia Foundation Inc.	✔	✔
	AS20473	The Constant Company, LLC	✔	✔
	AS270684	WEB KONECT TELECOM DE FRUTAL LTDA	✔	✔
	AS8801	Rocket Fibre Ltd	✘	✔
	AS1251	FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO	✔	✔
	AS1916	RNP - Rede Nacional de Ensino e Pesquisa	✔	✔
	AS269396	UNIR TELECOM	✔	✔
	AS263541	IMF NETWORK DATA LTDA - ME	✔	✔
	AS61624	ISPSHIELD (InfNOC Tecnologia)	✔	✔
	AS262462	Aranet Play	✔	✔
	AS262880	RADAR WISP LTDA	✔	✘
	AS52888	UNIVERSIDADE FEDERAL DE SAO CARLOS	✔	✔
	AS270470	LN TELECOM	✔	✔
	AS13335	Cloudflare, Inc.	✔	✔
	AS262287	Latitude.sh LTDA	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS32590	Valve Corporation	✔	✔
	AS274676	MULTIWAY COMERCIO E REPRESENTACOES LTDA	✔	✔
	AS42473	Anexia Cloud Solutions GmbH	✔	✔
	AS262589	SAMM (Internexa)	✔	✔
	AS52999	START TELECOM LTDA	✘	✔
	AS215248	Bastiaan Mathijs Brink	✔	✔
	AS214757	Jakub Krsa	✘	✔
	AS24482	SG.GS	✔	✔
	AS52872	VOANET Telecomunicações Ltda.	✔	✘
	AS265061	GC NET	✔	✘
	AS263903	INFORBARRA TELECOM	✘	✔
	AS39120	Convergenze S.p.A.	✔	✘
	AS28283	Adyl Telecom	✘	✔
	AS270735	COMPUTIZE NETWORK TELECOMUNICACOES LTDA	✔	✘
	AS199829	Akronic Network LTDA	✘	✔
	AS49544	i3D.net B.V	✘	✔
	AS60503	FNX Tecnologia LTDA	✘	✔
	AS262832	Link Cariri	✘	✔

% IP Client: 2a0c:2f07:9459:443:0:0:0:155
 % 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.
% 2025-12-01T13:34:21-03:00 - 2a0c:2f07:9459:443::155

aut-num:     AS271138
owner:       GR FAST NET TELECOMUNICACOES
ownerid:     34.878.549/0001-03
responsible: Daniele Bernardo Ferreira Reis
country:     BR
owner-c:     DBFRE1
routing-c:   DBFRE1
abuse-c:     GSNET1
created:     20200807
changed:     20220826
inetnum:     187.86.196.0/22
inetnum:     2804:76d8::/32

nic-hdl-br:  DBFRE1
person:      Daniele Bernardo Ferreira Reis
# Email removed, Log into bgp.tools to see whois emails
country:     BR
created:     20200616
changed:     20250801

nic-hdl-br:  GSNET1
person:      GSP NETWORK
# Email removed, Log into bgp.tools to see whois emails
country:     BR
created:     20210608
changed:     20231129

% 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.

Last Update: 2025-12-01T16:34:21Z UTC / (Click here to force a refresh)

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Member of the following AS-SETs

-	Member
RADB	as-11432
RADB	as-ctbc-customers201
RADB	as-forte-telecom-customer-gblx
RADB	as-7738_customers
RADB	as-upix-customers
RADB	as-7738-bgp-customers
RADB	as-ufinet-latam-brasil
RADB	as-embratelnet
RADB	as-tascom-customers
RADB	as-telium-customers
RADB	as264409:as-cone
RADB	as-e1-automation-customer
RADB	as-hurricane
RADB	as26615:as-customers
RADB	as-ctbc-tools
RADB	as-linkfull-corporate
RADB	as-rocketnetwork-tools-2
RADB	as264367:as-cybernet-customers
RADB	as40850:as-customers
RADB	as53013:as-cone
RADB	as-267613
RADB	as-forte-telecom-downstreams
ALTDB	as-53062-customers