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	Prefix	Description
	143.208.228.0/22	Cassiano Zanon - CZNET Provedor de Internet
	186.237.16.0/22	Cassiano Zanon - CZNET Provedor de Internet
	186.237.20.0/22	Cassiano Zanon - CZNET Provedor de Internet
	2804:2be4::/32	Cassiano Zanon - CZNET Provedor de Internet

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS28146	MHNET TELECOM	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS28146	MHNET TELECOM	✔	✔
	AS265107	Computers World	✔	✔
	AS273803	Tiago Coinaski - Me	✔	✔
	AS266570	ELETRICNET TELECOMUNICAÇÕES LTDA	✔	✔
	AS52934	Tolrs Informática Ltda	✔	✘
	AS14840	BR.DIGITAL	✔	✔
	AS9498	Bharti Airtel Ltd.	✔	✔
	AS7195	EdgeUno	✘	✔
	AS52999	START TELECOM LTDA	✔	✔
	AS2635	Automattic, Inc	✔	✔
	AS60503	FNX Tecnologia LTDA	✔	✔
	AS37721	Virtual Technologies & Solutions	✔	✘
	AS57463	NetIX Communications JSC	✔	✘
	AS271247	RS Sul Telecomunicações Ltda	✔	✔
	AS24482	SG.GS	✔	✔
	AS52888	UNIVERSIDADE FEDERAL DE SAO CARLOS	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS13335	Cloudflare, Inc.	✔	✔
	AS6424	EDGOO NETWORKS	✔	✔
	AS42473	ANEXIA Internetdienstleistungs GmbH	✔	✔
	AS1916	RNP - Rede Nacional de Ensino e Pesquisa	✔	✔
	AS1251	FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO	✔	✔
	AS14907	Wikimedia Foundation Inc.	✔	✔
	AS52468	UFINET PANAMA S.A.	✔	✘
	AS263661	Brasil Digital Telecom	✘	✔
	AS267613	ELETRONET S.A.	✔	✔
	AS34772	NEOTEL DOO export-import Skopje	✔	✘
	AS263998	Machado & Mascarelo Sonorizacao Ltda	✔	✘
	AS262999	IVI TECNOLOGIA E COMUNICAÇÃO LTDA	✔	✔
	AS262589	Megatelecom (Internexa BR)	✔	✔
	AS49544	i3D.net B.V	✔	✔
	AS262832	Infotechnet Informatica e Assistencia Tecnica Ltda	✘	✔
	AS61680	ACESSO SIMPLES LTDA	✔	✘
	AS265169	MEGA TELECON PROVEDOR DE INTERNET LTDA ME	✔	✘
	AS15830	Equinix, Inc.	✔	✘
	AS22356	Durand do Brasil Ltda	✔	✔
	AS52925	Ascenty Data Centers e Telecomunicações S/A	✔	✘
	AS267469	W8 Telecom Ltda - ME	✔	✘
	AS39120	Convergenze S.p.A.	✘	✔
	AS6057	Administracion Nacional de Telecomunicaciones	✘	✔

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Downstreams

	ASN	Description	IPv4	IPv6
	AS265107	Computers World	✔	✔
	AS52934	Tolrs Informática Ltda	✔	✘
	AS273803	Tiago Coinaski - Me	✔	✔
	AS266570	ELETRICNET TELECOMUNICAÇÕES LTDA	✔	✔

% IP Client: 2a0c:2f07:4896:666:0:0:0:247
 
% Copyright (c) Nic.br
%  The use of the data below is only permitted as described in
%  full by the Use and Privacy Policy at https://registro.br/upp ,
%  being prohibited its distribution, commercialization or
%  reproduction, in particular, to use it for advertising or
%  any similar purpose.
%  2023-11-17T21:08:35-03:00 - IP: 2a0c:2f07:4896:666:0:0:0:247

aut-num:     AS263004
owner:       Cassiano Zanon - CZNET Provedor de Internet
ownerid:     06.910.203/0001-00
responsible: Cassiano Zanon
country:     BR
owner-c:     CAZAN8
routing-c:   CAZAN8
abuse-c:     CAAMO253
created:     20120518
changed:     20161107
inetnum:     186.237.16.0/21
inetnum:     2804:2be4::/32
inetnum:     143.208.228.0/22

nic-hdl-br:  CAZAN8
person:      Cassiano Zanon
e-mail:      dti@cznet.net.br
country:     BR
created:     20071219
changed:     20201223

nic-hdl-br:  CAAMO253
person:      Caetano Augusto Morlin
e-mail:      caetanomorlin@gmail.com
country:     BR
created:     20160317
changed:     20160317

% Security and mail abuse issues should also be addressed to
% cert.br, http://www.cert.br/ , respectivelly to cert@cert.br
% and mail-abuse@cert.br
%
% whois.registro.br accepts only direct match queries. Types
% of queries are: domain (.br), registrant (tax ID), ticket,
% provider, CIDR block, IP and ASN.

Last Update: 2023-11-18T00:08:35Z UTC / (Click here to force a refresh)

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-hugenet-customers	14832
RADB	as3491:as-customers-na	39710
RADB	as-ctbc-tools	7669
RADB	as-ctbc-customers17	50
RADB	as-sb-automation-customer	2481
RADB	as53013:as-cone	9677
ALTDB	as-hwng-downstreams	2598
ALTDB	as-53062-customers	1175
RADB	as-8167-bgp-customers	1446
RADB	as-ufinet-latam-brasil	4935
NTTCOM	as-as393742	304
RADB	as26615:as-customers	6842
RADB	as-8167_customers	1445
RADB	as-e1-automation-customer	6142
RADB	as28343:as-customers	312
RADB	as-267613	4846
RADB	as-adylnet-customers	475
RADB	as-forte-telecom-customer-rj	960
RADB	as28146:as-clients	2191
RADB	as-durand1-customer	4359