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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
	45.164.252.0/24	tomaz da luz de castro filho
	45.164.253.0/24	tomaz da luz de castro filho
	45.164.254.0/24	tomaz da luz de castro filho
	45.164.255.0/24	tomaz da luz de castro filho
	2804:546c::/34	tomaz da luz de castro filho
	2804:546c:4000::/34	tomaz da luz de castro filho

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS265269	MEGA TELE INFORMATICA	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS265269	MEGA TELE INFORMATICA	✔	✔
	AS6939	Hurricane Electric LLC	✔	✔
	AS6424	EDGOO NETWORKS	✔	✔
	AS7195	EdgeUno	✘	✔
	AS214331	Teske Virtual System Ltda	✔	✔
	AS2635	Automattic, Inc	✔	✔
	AS269180	VIPNET Conexão	✔	✔
	AS40776	TaoNet	✔	✔
	AS266400	Ferenz Networks	✔	✔
	AS52999	START TELECOM LTDA	✔	✔
	AS263661	Brasil Digital Telecom	✔	✔
	AS61680	ACESSO SIMPLES LTDA	✔	✘
	AS262880	RADAR WISP LTDA	✔	✘
	AS269396	UNIR TELECOM	✔	✔
	AS215248	Bastiaan Mathijs Brink	✔	✔
	AS24482	SG.GS	✔	✔
	AS61624	ISPSHIELD (InfNOC Tecnologia)	✔	✔
	AS263903	INFORBARRA TELECOM	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS274676	MULTIWAY COMERCIO E REPRESENTACOES LTDA	✔	✔
	AS262287	Latitude.sh LTDA	✔	✔
	AS263541	IMF NETWORK DATA LTDA - ME	✔	✔
	AS14907	Wikimedia Foundation Inc.	✔	✔
	AS13335	Cloudflare, Inc.	✔	✔
	AS52888	UNIVERSIDADE FEDERAL DE SAO CARLOS	✔	✔
	AS262462	Aranet Play	✔	✔
	AS1916	RNP - Rede Nacional de Ensino e Pesquisa	✔	✔
	AS60503	FNX Tecnologia LTDA	✔	✔
	AS20473	The Constant Company, LLC	✔	✔
	AS32590	Valve Corporation	✔	✔
	AS270684	WEB KONECT TELECOM DE FRUTAL LTDA	✔	✔
	AS42473	Anexia Cloud Solutions GmbH	✔	✔
	AS1251	FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO	✔	✔
	AS270735	COMPUTIZE NETWORK TELECOMUNICACOES LTDA	✔	✘
	AS52872	VOANET Telecomunicações Ltda.	✔	✘
	AS214757	Jakub Krsa	✘	✔
	AS53062	ALT | GRUPO BRASIL TECPAR	✔	✘
	AS39120	Convergenze S.p.A.	✔	✘
	AS22381	SAMM (Megatelecom)	✔	✘
	AS265061	GC NET	✔	✘
	AS267469	W8 Telecom Ltda - ME	✔	✘
	AS270470	LN TELECOM	✘	✔
	AS263444	Open X Tecnologia Ltda	✘	✔
	AS199829	Akronic Network LTDA	✘	✔
	AS262589	SAMM (Internexa)	✘	✔
	AS262832	Link Cariri	✘	✔
	AS28283	Adyl Telecom	✘	✔

% 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.
% 2025-12-16T16:11:40-03:00 - 2a0c:2f07:9459:2c8::247

aut-num:     AS268649
owner:       tomaz da luz de castro filho
ownerid:     21.924.070/0001-06
responsible: tomaz da luz de castro filho
country:     BR
owner-c:     TLCFI5
routing-c:   TLCFI5
abuse-c:     MABOR509
created:     20181018
changed:     20240716
inetnum:     45.164.252.0/22
inetnum:     2804:546c::/32
as-in:       from AS28598 100 accept ANY
as-in:       from AS61832 100 accept ANY
as-out:      to AS28598 announce ANY
as-out:      to AS61832 announce ANY

nic-hdl-br:  TLCFI5
person:      tomaz da luz de castro filho
# Email removed, Log into bgp.tools to see whois emails
country:     BR
created:     20180312
changed:     20240716

nic-hdl-br:  MABOR509
person:      Manuel Bornemann
# Email removed, Log into bgp.tools to see whois emails
country:     BR
created:     20160526
changed:     20210404

% 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: 2025-12-16T19:11:40Z UTC / (Click here to force a refresh)

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Member of the following AS-SETs

-	Member
RADB	as-ufinet-latam-brasil
RADB	as-rocketnetwork-customers
RADB	as-mob-customer-as61573
RADB	as26615:as-customers
RADB	as-hugenet-customers
RADB	as-7738_customers
RADB	as53013:as-cone
RADB	as-264997
RADB	as-7738-bgp-customers
RADB	as-rocketnetwork-tools
RADB	as-e1-automation-customer
RADB	as-embratelnet
RADB	as-fortel-customers
RADB	as61568:as-aloo-telecom
RADB	as-mob-customer-as268649
RADB	as-mob-customer-as61832
RADB	as-1telecom-customers01
RADB	as-st1-customers
RADB	as-nwn-transit
RADB	as-ctbc-customers218
RADB	as-megalink-customers
RADB	as-267613
RADB	as-ctbc-tools