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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
	45.229.208.0/22	Rei das Tecnologias LTDA ME
	45.229.208.0/23	Rei das Tecnologias LTDA ME
	45.229.210.0/23	Rei das Tecnologias LTDA ME
	131.0.20.0/22	Rei das Tecnologias LTDA ME
	131.0.20.0/23	Rei das Tecnologias LTDA ME
	131.0.22.0/23	Rei das Tecnologias LTDA ME
	189.50.80.0/22	Rei das Tecnologias LTDA ME
	189.50.80.0/20	Rei das Tecnologias LTDA ME
	189.50.84.0/22	Rei das Tecnologias LTDA ME
	189.50.88.0/22	Rei das Tecnologias LTDA ME
	189.50.92.0/22	Rei das Tecnologias LTDA ME
	2804:48dc::/32	Rei das Tecnologias LTDA ME

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS16735	Algar Telecom	✔	✘
	AS3356	Lumen (Level 3)	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS16735	Algar Telecom	✔	✘
	AS3356	Lumen (Level 3)	✔	✔
	AS7195	EdgeUno	✔	✘
	AS13786	Seaborn (Seabras USA, LLC)	✔	✘
	AS14840	BR.DIGITAL	✔	✘
	AS1031	PEER 1031 LLC	✔	✘
	AS267613	ELETRONET S.A.	✔	✘
	AS1916	RNP - Rede Nacional de Ensino e Pesquisa	✔	✘
	AS61832	Giga+ Empresas	✔	✘
	AS49544	i3D.net B.V	✔	✘
	AS262462	Aranet Play	✔	✘
	AS35280	F5 Networks SARL	✔	✘
	AS52320	V.tal (GlobeNet)	✔	✘
	AS6424	EDGOO NETWORKS	✔	✘
	AS9498	Bharti Airtel Ltd.	✔	✘
	AS7713	PT Telkom Indonesia Tbk	✔	✘
	AS214331	Teske Virtual System Ltda	✔	✘
	AS266400	Ferenz Networks	✔	✘
	AS40776	TaoNet	✔	✘
	AS263661	Brasil Digital Telecom	✔	✘
	AS265038	TELFO SERVICO DE TELECOMUNICACOES LTDA	✔	✘
	AS269180	VIPNET Conexão	✔	✘
	AS52999	START TELECOM LTDA	✔	✘
	AS262880	RADAR WISP LTDA	✔	✘
	AS52888	UNIVERSIDADE FEDERAL DE SAO CARLOS	✔	✘
	AS60503	FNX Tecnologia LTDA	✔	✘
	AS264409	Huge Networks	✔	✘
	AS269396	UNIR TELECOM	✔	✘
	AS13335	Cloudflare, Inc.	✔	✘
	AS263903	INFORBARRA TELECOM	✔	✘
	AS274676	MULTIWAY COMERCIO E REPRESENTACOES LTDA	✔	✘
	AS24482	SG.GS	✔	✘
	AS53062	ALT | GRUPO BRASIL TECPAR	✔	✘
	AS269070	Hostzone Tecnologia LTDA	✔	✘
	AS270684	WEB KONECT TELECOM DE FRUTAL LTDA	✔	✘
	AS270470	LN TELECOM	✔	✘
	AS262287	Latitude.sh LTDA	✔	✘
	AS22381	SAMM (Megatelecom)	✔	✘
	AS36236	NetActuate, Inc	✔	✘
	AS20473	The Constant Company, LLC	✔	✘
	AS263444	Open X Tecnologia Ltda	✔	✘
	AS270735	COMPUTIZE NETWORK TELECOMUNICACOES LTDA	✔	✘
	AS28663	FLYS INTERATIVA LTDA	✔	✘
	AS52872	VOANET Telecomunicações Ltda.	✔	✘
	AS263541	IMF NETWORK DATA LTDA - ME	✔	✘
	AS1251	FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO	✔	✘
	AS32590	Valve Corporation	✔	✘
	AS14907	Wikimedia Foundation Inc.	✔	✘
	AS61624	ISPSHIELD (InfNOC Tecnologia)	✔	✘
	AS267469	W8 Telecom Ltda - ME	✔	✘
	AS42473	Anexia Cloud Solutions GmbH	✔	✘
	AS215248	Bastiaan Mathijs Brink	✔	✘

% 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.
% 2025-12-19T11:22:08-03:00 - 2a0c:2f07:9459:2c8::247

aut-num:     AS28327
owner:       Rei das Tecnologias LTDA ME
ownerid:     12.059.400/0001-51
responsible: Beatriz Furtado Silva Barreto
country:     BR
owner-c:     BEBAR7
routing-c:   MSP12
abuse-c:     MSP12
created:     20070720
changed:     20240620
inetnum:     189.50.80.0/20
inetnum:     131.0.20.0/22
inetnum:     45.229.208.0/22
inetnum:     2804:48dc::/32
as-in:       from AS267149 100 accept NOT AS28327
as-out:      to AS267149 announce AS28327

nic-hdl-br:  BEBAR7
person:      Betriz Barreto
# Email removed, Log into bgp.tools to see whois emails
country:     BR
created:     20101004
changed:     20240128

nic-hdl-br:  MSP12
person:      Marcelo Seabra Pereira
# Email removed, Log into bgp.tools to see whois emails
country:     BR
created:     19980510
changed:     20230614

% 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: 2025-12-19T14:22:08Z UTC / (Click here to force a refresh)

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-ctbc-customers2	50
RADB	as40850:as-customers	1358
LEVEL3	as-lumen-customers-asns	10695
RADB	as-g8	3188
RADB	as-upix-customers	10094
RADB	as-embratelnet	6269
RADB	as-sb-automation-customer	2474