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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
	131.161.28.0/22	TASS NETWORKS
	138.255.132.0/22	TASS NETWORKS
	2804:1d50::/32	TASS NETWORKS

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS52925	Ascenty Data Centers e Telecomunicações S/A	✔	✔
	AS52468	UFINET PANAMA S.A.	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS52925	Ascenty Data Centers e Telecomunicações S/A	✔	✔
	AS52468	UFINET PANAMA S.A.	✔	✔
	AS6939	Hurricane Electric LLC	✔	✘
	AS35280	F5 Networks SARL	✔	✘
	AS7195	EdgeUno	✔	✘
	AS14840	BR.DIGITAL	✔	✔
	AS6424	EDGOO NETWORKS	✔	✔
	AS9498	Bharti Airtel Ltd.	✔	✘
	AS214331	Teske Virtual System Ltda	✔	✔
	AS7713	PT Telkom Indonesia Tbk	✔	✘
	AS40776	TaoNet	✔	✔
	AS2635	Automattic, Inc	✔	✔
	AS266400	Ferenz Networks	✔	✔
	AS269180	VIPNET Conexão	✔	✔
	AS263661	Brasil Digital Telecom	✔	✔
	AS262880	RADAR WISP LTDA	✔	✘
	AS265038	TELFO SERVICO DE TELECOMUNICACOES LTDA	✔	✘
	AS52999	START TELECOM LTDA	✔	✘
	AS215248	Bastiaan Mathijs Brink	✔	✔
	AS60503	FNX Tecnologia LTDA	✔	✔
	AS274676	MULTIWAY COMERCIO E REPRESENTACOES LTDA	✔	✔
	AS270684	WEB KONECT TELECOM DE FRUTAL LTDA	✔	✔
	AS24482	SG.GS	✔	✔
	AS42473	Anexia Cloud Solutions GmbH	✔	✔
	AS1916	RNP - Rede Nacional de Ensino e Pesquisa	✔	✔
	AS262287	Latitude.sh LTDA	✔	✔
	AS14907	Wikimedia Foundation Inc.	✔	✔
	AS61624	ISPSHIELD (InfNOC Tecnologia)	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS1251	FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO	✔	✔
	AS20473	The Constant Company, LLC	✔	✔
	AS32590	Valve Corporation	✔	✔
	AS262462	Aranet Play	✔	✔
	AS52888	UNIVERSIDADE FEDERAL DE SAO CARLOS	✔	✔
	AS53062	ALT | GRUPO BRASIL TECPAR	✔	✘
	AS270735	COMPUTIZE NETWORK TELECOMUNICACOES LTDA	✔	✘
	AS264409	Huge Networks	✔	✘
	AS263541	IMF NETWORK DATA LTDA - ME	✔	✘
	AS269070	Hostzone Tecnologia LTDA	✔	✘
	AS263903	INFORBARRA TELECOM	✔	✘
	AS13335	Cloudflare, Inc.	✔	✘
	AS269396	UNIR TELECOM	✔	✘
	AS52872	VOANET Telecomunicações Ltda.	✔	✘
	AS1031	PEER 1031 LLC	✔	✘
	AS267469	W8 Telecom Ltda - ME	✔	✘
	AS262589	SAMM (Internexa)	✔	✘
	AS49544	i3D.net B.V	✔	✘
	AS270470	LN TELECOM	✔	✘
	AS214757	Jakub Krsa	✘	✔
	AS262832	Link Cariri	✘	✔
	AS199829	Akronic Network LTDA	✘	✔

% IP Client: 2a0c:2f07:9459:443:0:0:0:155
 % 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.
% 2025-12-13T21:56:40-03:00 - 2a0c:2f07:9459:443::155

aut-num:     AS264360
owner:       TASS NETWORKS
ownerid:     12.910.118/0001-36
responsible: Representante TASS TELECOM
country:     BR
owner-c:     TATLT15
routing-c:   TATLT15
abuse-c:     TATLT15
created:     20140911
changed:     20150928
inetnum:     131.161.28.0/22
inetnum:     2804:1d50::/32
inetnum:     138.255.132.0/22
as-in:       from AS3549 100 accept ANY
as-in:       from AS26162 200 accept ANY
as-in:       from AS20121 300 accept ANY
as-out:      to AS3549 announce AS264360
as-out:      to AS26162 announce AS264360
as-out:      to AS20121 announce AS264360

nic-hdl-br:  TATLT15
person:      TASS TELECOM LTDA
# Email removed, Log into bgp.tools to see whois emails
country:     BR
created:     20110224
changed:     20250206

% 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: 2025-12-14T00:56:40Z UTC / (Click here to force a refresh)

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-262672	108
RADB	as-52925	108
RADB	as-ctbc-customers147	50
RADB	as-hurricanev6	20348
RADB	as52925:as-cone	726
RADB	as-tely-transit:as-customers	343
RADB	as-megatelecom-customers	7174
RADB	as-durand1-customer	4619
RADB	as-ufinet-latam-brasil	4935
RADB	as-embratelnet	6269
RADB	as-telium-customers	529
RADB	as-tely	1148
RADB	as-gnt-customers	1323
RADB	as26615:as-customers	7550
RADB	as-ctbc-tools	9675
RADB	as-ufla-transcust	9643
RADB	as52320:as-customers	1289