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	Prefix	Description
	143.255.96.0/23	Sul Online Telecom Ltda - EPP
	143.255.98.0/23	Sul Online Telecom Ltda - EPP
	170.231.4.0/22	Sul Online Telecom Ltda - EPP
	170.231.4.0/24	Sul Online Telecom Ltda - EPP
	177.39.72.0/22	Sul Online Telecom Ltda - EPP
	177.39.76.0/22	Sul Online Telecom Ltda - EPP
	200.53.8.0/22	Sul Online Telecom Ltda - EPP
	200.53.12.0/22	Sul Online Telecom Ltda - EPP
	2804:768::/32	Sul Online Telecom Ltda - EPP
	2804:768:800::/41	Sul Online Telecom Ltda - EPP
	2804:768:3800::/41	Sul Online Telecom Ltda - EPP
	2804:768:4b00::/41	Sul Online Telecom Ltda - EPP

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS28642	Contato Internet EIRELI	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS28642	Contato Internet EIRELI	✔	✔
	AS6424	EDGOO NETWORKS	✔	✔
	AS214331	Teske Virtual System Ltda	✔	✔
	AS52999	START TELECOM LTDA	✔	✔
	AS40776	TaoNet	✔	✔
	AS269180	VIPNET Conexão	✔	✔
	AS2635	Automattic, Inc	✔	✔
	AS263661	Brasil Digital Telecom	✔	✔
	AS15169	Google LLC	✔	✘
	AS262880	RADAR WISP LTDA	✔	✘
	AS264409	Huge Networks	✔	✘
	AS262287	Latitude.sh LTDA	✔	✔
	AS262832	Link Cariri	✔	✔
	AS1251	FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO	✔	✔
	AS215248	Bastiaan Mathijs Brink	✔	✔
	AS266400	Ferenz Networks	✔	✔
	AS1916	RNP - Rede Nacional de Ensino e Pesquisa	✔	✔
	AS52888	UNIVERSIDADE FEDERAL DE SAO CARLOS	✔	✔
	AS42473	Anexia Cloud Solutions GmbH	✔	✔
	AS14907	Wikimedia Foundation Inc.	✔	✔
	AS270684	WEB KONECT TELECOM DE FRUTAL LTDA	✔	✔
	AS262462	Aranet Play	✔	✔
	AS32590	Valve Corporation	✔	✔
	AS274676	MULTIWAY COMERCIO E REPRESENTACOES LTDA	✔	✔
	AS61624	ISPSHIELD (InfNOC Tecnologia)	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS13335	Cloudflare, Inc.	✘	✔
	AS214757	Jakub Krsa	✘	✔
	AS270735	COMPUTIZE NETWORK TELECOMUNICACOES LTDA	✔	✘
	AS60503	FNX Tecnologia LTDA	✔	✘
	AS52872	VOANET Telecomunicações Ltda.	✔	✘
	AS265061	GC NET	✔	✘
	AS24482	SG.GS	✔	✘
	AS28283	Adyl Telecom	✘	✔
	AS270470	LN TELECOM	✘	✔

% 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.
% 2025-11-26T15:05:29-03:00 - 2a0c:2f07:9459:443::155

aut-num:     AS52977
owner:       Sul Online Telecom Ltda - EPP
ownerid:     02.724.492/0001-93
responsible: RICARDO ZILLI
country:     BR
owner-c:     SOTLE
routing-c:   SOTLE
abuse-c:     MEHNA
created:     20110325
changed:     20191024
inetnum:     177.39.72.0/22
inetnum:     177.39.76.0/22
inetnum:     2804:768::/32
inetnum:     200.53.8.0/21
inetnum:     143.255.96.0/22
inetnum:     170.231.4.0/22
as-in:       from AS28642 100 accept ANY
as-in:       from AS262539 100 accept ANY
as-out:      to AS28642 announce AS52977
as-out:      to AS262539 announce AS52977

nic-hdl-br:  SOTLE
person:      Sul Online Telecom Ltda - EPP
# Email removed, Log into bgp.tools to see whois emails
country:     BR
created:     20140524
changed:     20241209

nic-hdl-br:  MEHNA
person:      M�rcio Elias Hahn do Nascimento
# Email removed, Log into bgp.tools to see whois emails
country:     BR
created:     20121113
changed:     20250217

% 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: 2025-11-26T18:05:29Z UTC / (Click here to force a refresh)

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Member of the following AS-SETs

-	Member
RADB	as-ctbc-customers88
RADB	as-ufinet-latam-brasil
RADB	as-hurricane
RADB	as26615:as-customers
RADB	as-bigisp-transit
RADB	as-8167_customers
ALTDB	as-53062-customers
RADB	as-ctbc-tools
RADB	as-ctbc-customers26
ALTDB	as-hwng-downstreams
RADB	as-8167-bgp-customers
RADB	as-e1-automation-customer
RADB	as28642:as-customers
NTTCOM	as-as393742
RADB	as-hurricanev6
RADB	as-embratelnet
RADB	as53013:as-cone
RADB	as-7738_customers
RADB	as-7738-bgp-customers
RADB	as28146:as-clients
RADB	as-267613
RADB	as-sulonline
RADB	as-sb-automation-customer