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
	131.100.4.0/23	CARIOCA NET SERVICOS DE TELECOMUNICACOES LTDA
	131.100.6.0/24	CARIOCA NET SERVICOS DE TELECOMUNICACOES LTDA
	131.100.6.0/23	CARIOCA NET SERVICOS DE TELECOMUNICACOES LTDA
	131.100.7.0/24	CARIOCA NET SERVICOS DE TELECOMUNICACOES LTDA
	2804:731c::/33	CARIOCA NET SERVICOS DE TELECOMUNICACOES LTDA
	2804:731c:8000::/33	CARIOCA NET SERVICOS DE TELECOMUNICACOES LTDA

---

Network Policy

Click here to learn more about what this graph means and what makes up a network policy Global Aggregation Policy jolly_mclean Policy zen_lederberg Policy suspicious_wu

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
	AS53181	K2 Telecom e Multimidia LTDA ME	✔	✘
	AS263390	FNT Telecomunicações e Acesso a Redes de Internet	✔	✘

---

Peers

	ASN	Description	IPv4	IPv6
	AS53181	K2 Telecom e Multimidia LTDA ME	✔	✘
	AS6939	Hurricane Electric LLC	✔	✔
	AS7195	EdgeUno	✘	✔
	AS52320	V.tal (GlobeNet)	✘	✔
	AS35280	F5 Networks SARL	✘	✔
	AS14840	BR.DIGITAL	✘	✔
	AS263390	FNT Telecomunicações e Acesso a Redes de Internet	✔	✘
	AS267613	ELETRONET S.A.	✔	✔
	AS199524	Gcore S.A.	✔	✔
	AS1916	RNP - Rede Nacional de Ensino e Pesquisa	✔	✔
	AS52999	START TELECOM LTDA	✘	✔
	AS271253	LINK BRASIL TELECOMUNICACOES LTDA	✘	✔
	AS53013	Ufinet Brasil (WixNet do Brasil)	✘	✔
	AS6057	Administracion Nacional de Telecomunicaciones	✔	✔
	AS266196	BRASCOM SOLUCOES E TECNOLOGIA LTDA ME	✔	✔
	AS53427	TGLOBAL NETWORKS	✘	✔
	AS61680	ACESSO SIMPLES LTDA	✘	✔
	AS269396	UNIR TELECOM	✘	✔
	AS263903	INFORBARRA TELECOM	✔	✘
	AS265169	VIPNETT TELECOM	✔	✘
	AS53062	ALT | GRUPO BRASIL TECPAR	✔	✘
	AS265061	GC NET	✔	✘

% IP Client: 2a0c:2f07:9459:2c13:0:0:0:247
 % 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.
% 2026-04-23T00:34:33-03:00 - 2a0c:2f07:9459:2c13::247

aut-num:     AS270896
owner:       CARIOCA NET SERVICOS DE TELECOMUNICACOES LTDA
ownerid:     28.390.768/0001-38
responsible: REINALDO FERREIRA DAS NEVES
country:     BR
owner-c:     RFDNE22
routing-c:   REFNE47
abuse-c:     RALMI34
created:     20200702
changed:     20250911
inetnum:     131.100.4.0/22
inetnum:     2804:731c::/32
as-in:       from AS26162 150 accept ANY AND NOT  OR AS263047)
as-in:       from AS263390 100 accept ANY
as-in:       from AS263047 100 accept ANY
as-out:      to AS26162 announce AS270896
as-out:      to AS263090 announce AS270896
as-out:      to AS263047 announce AS270896

nic-hdl-br:  RFDNE22
person:      Reinaldo ferreira das neves
# Email removed, Log into bgp.tools to see whois emails/phone numbers
country:     BR
created:     20231108
changed:     20250910

nic-hdl-br:  REFNE47
person:      Reinaldo Ferreira da Neves
# Email removed, Log into bgp.tools to see whois emails/phone numbers
country:     BR
created:     20230425
changed:     20230425

nic-hdl-br:  RALMI34
person:      Rafael Lopes Mira
# Email removed, Log into bgp.tools to see whois emails/phone numbers
country:     BR
created:     20200506
changed:     20200817

% 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: 2026-04-23T03:34:33Z UTC

---

Member of the following AS-SETs

-	Member	ASN Count
RADB	as-embratelnet	6371
RADB	as-hurricanev6	21146
RADB	as-ctbc-customers198	49
RADB	as-21574-customers	580
RADB	as264409:as-cone	2120
RADB	as264162:as-ncbrasil-customers	39
RADB	as-forte-telecom-customer-trial	1228
RADB	as-8167-bgp-customers	1447
RADB	as-hugenet-forte	237
ALTDB	as263390:as-fnt-customers	5
RIPE	as-transroute-spec	19619
RADB	as53013:as-cone	10043
RADB	as-ctbc-tools-7	1000
RADB	as-durand1-customer	4959
RADB	as-tuddo-cli	216
RADB	as-k2telecom-costumers	1900
RADB	as-tascom-customers	899
RADB	as-53427-tglobal	2374
RADB	as-hurricane	25048
RADB	as-caxiasonline	208