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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
	177.190.128.0/24	Ativas Data Center S.A.
	177.190.128.0/22	Ativas Data Center S.A.
	177.190.129.0/24	Ativas Data Center S.A.
	177.190.130.0/24	Ativas Data Center S.A.
	177.190.131.0/24	Ativas Data Center S.A.
	201.62.240.0/24	Ativas Data Center S.A.
	201.62.240.0/20	Ativas Data Center S.A.
	201.62.241.0/24	Ativas Data Center S.A.
	201.62.242.0/24	Ativas Data Center S.A.
	201.62.243.0/24	Ativas Data Center S.A.
	201.62.244.0/24	Ativas Data Center S.A.
	201.62.245.0/24	Ativas Data Center S.A.
	201.62.246.0/24	Ativas Data Center S.A.
	201.62.247.0/24	Ativas Data Center S.A.
	201.62.248.0/24	Ativas Data Center S.A.
	201.62.249.0/24	Ativas Data Center S.A.
	201.62.250.0/24	Ativas Data Center S.A.
	201.62.251.0/24	Ativas Data Center S.A.
	201.62.252.0/24	Ativas Data Center S.A.
	201.62.253.0/24	Ativas Data Center S.A.
	201.62.254.0/24	Ativas Data Center S.A.
	201.62.255.0/24	Ativas Data Center S.A.

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS4230	Claro (Embratel)	✔	✘
	AS23106	American Tower Brasil	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS4230	Claro (Embratel)	✔	✘
	AS263479	SONDA PROCWORK INFORMATICA LTDA	✔	✘
	AS23106	American Tower Brasil	✔	✘
	AS53020	IDT Brasil Telecomunicações Ltda.	✔	✘

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Downstreams

	ASN	Description	IPv4	IPv6
	AS263479	SONDA PROCWORK INFORMATICA LTDA	✔	✘
	AS53020	IDT Brasil 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.
%  2023-12-20T11:27:48-03:00 - IP: 2a0c:2f07:4896:666:0:0:0:247

aut-num:     AS263452
owner:       Ativas Data Center S.A.
ownerid:     10.587.932/0001-36
responsible: Leonardo de Sousa Varanda
country:     BR
owner-c:     ADCSA116
routing-c:   CHS285
abuse-c:     CHS285
created:     20131210
changed:     20160418
inetnum:     177.190.128.0/22
inetnum:     2804:1208::/32
inetnum:     201.62.240.0/20

nic-hdl-br:  ADCSA116
person:      Ativas Data Center S/A
# Email removed, Log into bgp.tools to see whois emails/phone numbers
country:     BR
created:     20171213
changed:     20180302

nic-hdl-br:  CHS285
person:      Christiano Santiago
# Email removed, Log into bgp.tools to see whois emails/phone numbers
country:     BR
created:     20040429
changed:     20211213

% 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: 2025-10-29T01:00:13Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-durand1-customer	4960
RADB	as-e1-automation-customer	4761
RADB	as-embratelnet	6371
RADB	as3491:as-customers-na	45964
RADB	as-americantower	1044
RADB	as-7738_customers	3495
RADB	as61568:as-aloo-telecom	2233
RADB	as-ctbc-customers107	49
RADB	as-ctbc-tools-8	1000
RADB	as-hurricane	25045
RADB	as-americantower-clients-of-clients	867
RADB	as-7738-bgp-customers	3227
ALTDB	as-hwng-downstreams	2598
RADB	as-cemigtelecom-clientes	478
RADB	as-sb-automation-customer	2474