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If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	177.8.71.0/24	NT FIBRA
	200.124.78.0/23	NT FIBRA
	2804:8a58::/32	Network internet
	2804:8a58::/33	Network internet
	2804:8a58:100::/40	Network internet
	2804:8a58:3000::/48	Network internet
	2804:8a58:aa00::/40	Network internet
	2804:8a58:ba00::/40	Network internet

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS52772	SJNET TELECOMUNICACOES - EIRELI	✔	✔
	AS21574	Century Telecom Ltda	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS52772	SJNET TELECOMUNICACOES - EIRELI	✔	✔
	AS21574	Century Telecom Ltda	✔	✔
	AS272736	VMMARTINS COMUNICAÇÕES	✘	✔
	AS265419	WA. TELECON COMERCIO E SERVICOS LTDA	✔	✘
	AS14840	BR.DIGITAL	✔	✔
	AS1916	RNP - Rede Nacional de Ensino e Pesquisa	✔	✔
	AS53062	ALT | GRUPO BRASIL TECPAR	✔	✘
	AS267613	ELETRONET S.A.	✔	✔
	AS263661	Brasil Digital Telecom	✘	✔
	AS262832	Link Cariri	✘	✔
	AS52965	1Telecom	✔	✘
	AS52999	START TELECOM LTDA	✔	✘
	AS61832	Giga+ Empresas	✔	✘
	AS263903	INFORBARRA TELECOM	✔	✘
	AS267469	W8 Telecom Ltda - ME	✔	✘
	AS53427	TGLOBAL NETWORKS	✔	✘
	AS269396	UNIR TELECOM	✔	✘
	AS52872	VOANET Telecomunicações Ltda.	✔	✘
	AS22381	SAMM (Megatelecom)	✔	✘
	AS61599	EAI TELECOMUNICACOES LTDA	✘	✔
	AS263444	Open X Tecnologia Ltda	✘	✔

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Downstreams

	ASN	Description	IPv4	IPv6
	AS272736	VMMARTINS COMUNICAÇÕES	✘	✔
	AS52772	SJNET TELECOMUNICACOES - EIRELI	✔	✘
	AS265419	WA. TELECON COMERCIO E SERVICOS LTDA	✔	✘

% IP Client: 2a0c:2f07:9459:2c8:0:0:0:247
 % 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.
% 2025-12-28T21:16:04-03:00 - 2a0c:2f07:9459:2c8::247

aut-num:     AS273663
owner:       NT FIBRA
ownerid:     39.713.247/0001-90
responsible: Filipe de Oliveira fonseca
country:     BR
owner-c:     FIOFO
routing-c:   FIOFO
abuse-c:     FIOFO
created:     20221226
changed:     20231218
inetnum:     2804:8a58::/32
inetnum:     177.8.71.0/24
inetnum:     200.124.78.0/23
as-in:       from AS52772 100 accept ANY
as-out:      to AS52772 announce AS273663

nic-hdl-br:  FIOFO
person:      Filipe de Oliveira Fonseca
# Email removed, Log into bgp.tools to see whois emails
country:     BR
created:     20210718
changed:     20250315

% 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: 2025-12-29T00:16:04Z UTC / (Click here to force a refresh)

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-embratelnet	6269
RADB	as-21574-customers	576
ALTDB	as-ntfibra	1
RADB	as-ctbc-customers242	45
RADB	as-openx-customers	1119
RADB	as-hurricanev6	20349
RADB	as-durand1-customer	4620
RADB	as-forte-telecom-downstreams	798
RADB	as-k2telecom-costumers	1801
RADB	as26615:as-customers	7553
RADB	as-sb-automation-customer	2474
RADB	as-e1-automation-customer	4750
RADB	as-ufla-transcust	9643
ALTDB	as-sjnet-customers	204
RADB	as-ctbc-tools	9675
RADB	as-267613	5360
RADB	as53013:as-cone	9643