View

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
	187.73.128.0/21	ITIBR - Instituto de Tecnologia Informacao Brasil
	187.73.130.0/24	ITIBR - Instituto de Tecnologia Informacao Brasil
	187.73.132.0/24	ITIBR - Instituto de Tecnologia Informacao Brasil
	189.38.16.0/21	ITIBR - Instituto de Tecnologia Informacao Brasil
	189.38.24.0/21	CTINET SOLUCOES EM CONECTIVIDADE E INFORMATICA LTD
	200.220.144.0/22	ITIBR - Instituto de Tecnologia Informacao Brasil
	200.220.146.0/24	ITIBR - Instituto de Tecnologia Informacao Brasil
	200.220.148.0/23	ITIBR - Instituto de Tecnologia Informacao Brasil
	200.220.150.0/23	ITIBR - Instituto de Tecnologia Informacao Brasil
	200.220.152.0/21	ITIBR - Instituto de Tecnologia Informacao Brasil
	200.220.156.0/24	ITIBR - Instituto de Tecnologia Informacao Brasil
	200.220.157.0/24	ITIBR - Instituto de Tecnologia Informacao Brasil
	2804:3c::/32	ITIBR - Instituto de Tecnologia Informacao Brasil

---

Network Policy

Click here to learn more about what this graph means and what makes up a network policy Global Aggregation (disabled due to size) Policy heuristic_meninsky Policy vigorous_faraday Policy elastic_cori Policy objective_perlman

Chart Display Options

Display links using non straight lines

Prefixes in selected policy

Load all prefixes in policy

---

How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS262731	CTINET SOLUCOES EM CONECTIVIDADE E INFORMATICA LTD	✔	✘
	AS22356	Durand do Brasil Ltda	✔	✔
	AS53084	CM Informatica Ltda	✔	✘
	AS6939	Hurricane Electric LLC	✘	✔
	AS8055	TAVOLA CONECTIVIDADE LTDA.	✔	✔

---

Peers

	ASN	Description	IPv4	IPv6
	AS262731	CTINET SOLUCOES EM CONECTIVIDADE E INFORMATICA LTD	✔	✘
	AS22356	Durand do Brasil Ltda	✔	✔
	AS6939	Hurricane Electric LLC	✔	✔
	AS53084	CM Informatica Ltda	✔	✘
	AS8055	TAVOLA CONECTIVIDADE LTDA.	✔	✔
	AS14840	BR.DIGITAL	✔	✘
	AS2635	Automattic, Inc	✔	✔
	AS52999	START TELECOM LTDA	✔	✔
	AS269180	VIPNET Conexão	✔	✔
	AS265038	TELFO SERVICO DE TELECOMUNICACOES LTDA	✔	✘
	AS262880	RADAR WISP LTDA	✔	✘
	AS214331	Teske Virtual System Ltda	✔	✔
	AS60503	FNX Tecnologia LTDA	✔	✔
	AS1251	FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO	✔	✔
	AS269396	UNIR TELECOM	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS13335	Cloudflare, Inc.	✔	✔
	AS24482	SG.GS	✔	✔
	AS52888	UNIVERSIDADE FEDERAL DE SAO CARLOS	✔	✔
	AS42473	ANEXIA Internetdienstleistungs GmbH	✔	✔
	AS262287	Latitude.sh LTDA	✔	✔
	AS14907	Wikimedia Foundation Inc.	✔	✔
	AS28283	Adylnet Telecom	✔	✔
	AS6424	EDGOO NETWORKS	✔	✔
	AS1916	RNP - Rede Nacional de Ensino e Pesquisa	✔	✔
	AS263903	INFORBARRA TELECOM	✔	✘
	AS263998	Machado & Mascarelo Sonorizacao Ltda	✔	✘
	AS263237	PowerHost Telecom SPA	✔	✘
	AS52468	UFINET PANAMA S.A.	✔	✘
	AS37721	Virtual Technologies & Solutions	✔	✘

% 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.
%  2023-09-18T01:14:51-03:00 - IP: 2a0c:2f07:4896:666:0:0:0:247

aut-num:     AS28576
owner:       ITIBR - Instituto de Tecnologia Informacao Brasil
ownerid:     01.915.785/0001-95
responsible: Eduardo Fumes Parajo
country:     BR
owner-c:     EDP4
routing-c:   EDP4
abuse-c:     GRSDU7
created:     20040406
changed:     20221201
inetnum:     200.220.144.0/20
inetnum:     189.38.16.0/20
inetnum:     187.73.128.0/20
inetnum:     2804:3c::/32

nic-hdl-br:  EDP4
person:      Eduardo Parajo
e-mail:      eduardop@durand.com.br
country:     BR
created:     19980105
changed:     20211213

nic-hdl-br:  GRSDU7
person:      Grupo de Seguran�a Durand
e-mail:      abuse@durand.com.br
country:     BR
created:     20220319
changed:     20220319

% 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: 2023-09-18T04:14:51Z UTC / (Click here to force a refresh)

---

Member of the following AS-SETs

-	Member	ASN Count
RADB	as-hurricanev6	17587
RADB	as-ufinet-latam-brasil	4935
RADB	as-mob-customer-as52840	134
RADB	as-hugenet-customers	14826
RADB	as-embratelnet	5987
RADB	as-ctbc-customers9	50
RADB	as-28124	865
RADB	as53013:as-cone	9664
RADB	as-db-sec	270
RADB	as-durand1-customer	4359
RADB	as3491:as-customers-na	39699
RADB	as26615:as-customers	6842
RADB	as-flys	3082
RADB	as-fortel-customers	3162
RIPE	as-seabonecustla	11251
RADB	as-ctbc-tools	7669
RADB	as-ctbc-customers112	50
RIPE	as-tww	151
RADB	as-ctinet-1	12