ASN AS52772 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS52772?

AS52772 is listed under SJNET TELECOMUNICACOES EIRELI.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

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AS52772 SJNET TELECOMUNICACOES EIRELI

SJNET TELECOMUNICACOES EIRELI

BR 18 Routes

AS Data

AS52772

AS52772 – SJNET TELECOMUNICACOES EIRELI

AS Number	52772
AS Name
Organization	SJNET TELECOMUNICACOES EIRELI
Country	BR
Number of IPv4 Routes	14
Number of IPv6 Routes	4
ASN type	ISP
Registry	lacnic
Date Allocated	2012-09-11

ASN Intelligence API for production workflows

Use ASN data for AS52772 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
177.39.156.0/23	AS52772	SJNET TELECOMUNICACOES EIRELI	SJNET TELECOMUNICACOES - EIRELI	512
38.236.128.0/20	AS174	Cogent Communications, LLC	WESLEY MELO DA SILVA TELECOMUNICACOES	4096
177.39.156.0/22	AS52772	SJNET TELECOMUNICACOES EIRELI	SJNET TELECOMUNICACOES - EIRELI	1024
2804:259c::/32	AS52772	SJNET TELECOMUNICACOES EIRELI	SJNET TELECOMUNICACOES - EIRELI	~79×10²⁷
177.39.156.0/24	AS52772	SJNET TELECOMUNICACOES EIRELI	SJNET TELECOMUNICACOES - EIRELI	256
38.236.144.0/21	AS174	Cogent Communications, LLC	WESLEY MELO DA SILVA TELECOMUNICACOES	2048
177.39.158.0/24	AS52772	SJNET TELECOMUNICACOES EIRELI	SJNET TELECOMUNICACOES - EIRELI	256
38.236.152.0/21	AS174	Cogent Communications, LLC	WESLEY MELO DA SILVA TELECOMUNICACOES	2048
38.236.136.0/21	AS174	Cogent Communications, LLC	WESLEY MELO DA SILVA TELECOMUNICACOES	2048
2804:259c:100::/40	AS52772	SJNET TELECOMUNICACOES EIRELI	SJNET TELECOMUNICACOES - EIRELI	~309×10²⁴
177.39.157.0/24	AS52772	SJNET TELECOMUNICACOES EIRELI	FERNANDO MENDES	256
38.236.144.0/20	AS174	Cogent Communications, LLC	WESLEY MELO DA SILVA TELECOMUNICACOES	4096
177.39.158.0/23	AS52772	SJNET TELECOMUNICACOES EIRELI	SJNET TELECOMUNICACOES - EIRELI	512
38.236.128.0/19	AS174	Cogent Communications, LLC	WESLEY MELO DA SILVA TELECOMUNICACOES	8192
38.236.128.0/21	AS174	Cogent Communications, LLC	WESLEY MELO DA SILVA TELECOMUNICACOES	2048
2804:259c::/33	AS52772	SJNET TELECOMUNICACOES EIRELI	SJNET TELECOMUNICACOES - EIRELI	~40×10²⁷
2804:259c:8000::/34	AS52772	SJNET TELECOMUNICACOES EIRELI	SJNET TELECOMUNICACOES - EIRELI	~20×10²⁷
177.39.159.0/24	AS52772	SJNET TELECOMUNICACOES EIRELI	SJNET TELECOMUNICACOES - EIRELI	256

Raw Whois Response

% 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.
% 2026-08-20T09:27:25-03:00 - 134.199.81.28

aut-num:     AS52772
owner:       SJNET TELECOMUNICACOES - EIRELI
responsible: Renan Fernandes Cavalcante
owner-c:     REFER256
routing-c:   REFER256
abuse-c:     REFER256
created:     20120911
changed:     20250522
inetnum:     177.39.156.0/22
inetnum:     2804:259c::/32
as-in:       from AS263009 200 accept ANY
as-in:       from AS265038 200 accept ANY
as-in:       from AS32934 9000 accept AS32934
as-in:       from AS15169 9000 accept AS15169
as-in:       from AS54113 9000 accept AS54113
as-out:      to AS263009 announce ANY
as-out:      to AS265038 announce ANY
as-out:      to AS32934 announce ANY
as-out:      to AS15169 announce ANY
as-out:      to AS54113 announce ANY

nic-hdl-br:  REFER256
person:      Renan Fernandes
created:     20131026
changed:     20240118

% 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.

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.lacnic.net",
  "aut_nums" : [ {
    "aut_num" : "AS52772",
    "admin_contacts" : [ "REFER256" ],
    "tech_contacts" : [ "REFER256" ],
    "abuse_contacts" : [ "REFER256" ],
    "date_created" : "2012-09-11",
    "date_updated" : "2025-05-22",
    "source" : "lacnic"
  } ],
  "organization" : {
    "name" : "SJNET TELECOMUNICACOES - EIRELI",
    "abuse_contacts" : [ "REFER256" ],
    "date_created" : "2012-09-11",
    "date_updated" : "2025-05-22",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "REFER256",
    "date_created" : "2013-10-26",
    "date_updated" : "2024-01-18",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "REFER256",
    "date_created" : "2013-10-26",
    "date_updated" : "2024-01-18",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "REFER256",
    "date_created" : "2013-10-26",
    "date_updated" : "2024-01-18",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS270719	START NET TELECOM LTDA	BR
AS268624	Gamers Club Ltda	BR
AS52556	Ivanildo Junior E Idalecio Ribeiro Art. Info. Ltda	BR
AS275759	Unica Net LTDA	BR
AS268091	ZM SERVICOS EM TELEFONIA LTDA - ME	BR
AS266409	SECW TELECOM	BR
AS14537	Continent 8 LLC	US
AS267256	ONETIS TECNOLOGIA LTDA	BR
AS265256	Renovaflex Telecom	BR
AS269416	SEMEAR TELECOM EIRELI	BR
AS52965	1TELECOM SERVICOS DE TECNOLOGIA EM INTERNET LTDA	BR
AS199524	G-Core Labs S.A.	LU
AS263283	JGNET - J G DE OLIVEIRA MATOS & CIA LTDA	BR
AS262588	EXPLORERNET INFOLINK TECNOLOGIA E TELECOMUNICACOES	BR
AS22548	Núcleo de Inf. e Coord. do Ponto BR NIC.BR	BR
AS1000	LINK AMERICAN	US
AS60503	FNX Tecnologia LTDA	BR
AS271080	SPACE NET WORLD TELECOM	BR
AS267373	Hr Transportes Verticais	BR
AS53062	GGNET TELECOMUNICACOES LTDA	BR
AS263390	FNT Telecomunicações e Acesso a Redes de Internet	BR
AS270888	V8 Telecom LTDA	BR
AS14840	BR.Digital Telecom	BR
AS263237	PowerHost Telecom SPA	CL
AS32590	Valve Corporation	US
AS61624	INFNOC TECNOLOGIA LTDA	BR
AS28624	PROVEDORA CMA INTERNET LTDA	BR
AS262338	IKNET INTERNET KARIRI LTDA	BR
AS8801	Rocket Fibre Ltd	GB
AS263321	ILOGNET PROVEDOR	BR
AS61568	ALOO TELECOM - FSF TECNOLOGIA SA	BR
AS262427	Invista Net Provedor de Acesso Ltda	BR
AS262355	VSX Networks	BR
AS999	CORIX NETWORKS	US
AS271071	NAVEGAI SERVICOS DE TELECOMUNICACOES E INFORMATICA	BR
AS52999	START NETWORKS S/A	BR
AS264479	Turbozone Internet	BR
AS266519	PROVERADIO TELECOM	BR
AS269506	BRLOGNET TELECOMUNICACOES LTDA	BR
AS267613	ELETRONET S.A.	BR
AS263541	IMF NETWORK DATA LTDA - ME	BR
AS61832	DB3 SERVICOS DE TELECOMUNICACOES S.A	BR
AS263152	MIGO TELECOM	BR
AS273663	NT FIBRA	BR
AS269535	TEC PLUS TELECOMUNICAO LTDA	BR
AS274676	MULTIWAY COMERCIO E REPRESENTACOES LTDA	BR
AS11432	Telium Telecomunicações Ltda	BR
AS28634	Life Tecnologia Ltda.	BR
AS52873	Softdados Telecomunicações	BR
AS265038	TELFO SERVICO DE TELECOMUNICACOES LTDA	BR
AS263016	NDX Net Servicos de Informatica Ltda.	BR
AS23106	AMERICAN TOWER DO BRASIL-COMUNICAÇÂO MULTIMÍDIA LT	BR
AS262898	JM TELECOMUNICACOES E MANUTENCAO DE COMP. EIRELI	BR
AS269115	TELECOM PROVEDORES E REDES DE COMUNICAÇÃO	BR
AS53202	Acesso10 Telecom	BR
AS39120	Convergenze S.p.A.	IT
AS264301	LLL INFORMATICA LTDA	BR
AS267385	MEGA NET RIO	BR
AS28300	Speed Serviços de Internet Ltda	BR
AS22548	Núcleo de Inf. e Coord. do Ponto BR - NIC.BR	BR

Upstreams

AS Number	Description	Country
AS39120	Convergenze S.p.A.	IT
AS268624	Gamers Club Ltda	BR
AS7195	EDGEUNO S.A.S	CO
AS14840	BR.Digital Telecom	BR
AS273663	NT FIBRA	BR
AS265393	FIRENET SERVIÇOS DE TELECOMUNICAÇÕES LTDA	BR
AS267470	CX Pro	BR
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS52468	UFINET PANAMA S.A.	PA
AS53013	UFINET BRASIL S.A.	BR
AS265038	TELFO SERVICO DE TELECOMUNICACOES LTDA	BR
AS13786	Seabras 1 USA, LLC	US
AS61626	UNIVERSIDADE ESTADUAL DE PONTA GROSSA	BR

Downstreams

AS Number	Description	Country
AS270719	START NET TELECOM LTDA	BR
AS52556	Ivanildo Junior E Idalecio Ribeiro Art. Info. Ltda	BR
AS275759	Unica Net LTDA	BR
AS273663	NT FIBRA	BR
AS53061	G2NET SUL PROVEDOR LTDA	BR
AS269535	TEC PLUS TELECOMUNICAO LTDA	BR
AS265393	FIRENET SERVIÇOS DE TELECOMUNICAÇÕES LTDA	BR
AS268091	ZM SERVICOS EM TELEFONIA LTDA ME	BR
AS265256	Renovaflex Telecom	BR
AS263411	GABRIEL S S SERVICOS DE TELECOMUNICACOES EIRELI	BR
AS263016	NDX Net Servicos de Informatica Ltda.	BR
AS52875	M.I.MONTREAL INFORMATICA LTDA	BR
AS262898	JM TELECOMUNICACOES E MANUTENCAO DE COMP. EIRELI	BR
AS267373	ÁGIL TELECOMUNICACOES LTDA	BR
AS271080	SPACE NET WORLD TELECOM	BR
AS263390	FNT Telecomunicações e Acesso a Redes de Internet	BR
AS264301	LLL INFORMATICA LTDA	BR
AS267385	MEGA NET RIO	BR
AS266544	GLINK TECNOLOGIA LTDA	BR
AS270436	SOOU TELECOM	BR
AS267560	PC CONNECT TELECOMUNICACOES LTDA	BR
AS263324	Net&Com Serviços de Informática e Telecomunicações	BR
AS264384	LINEJET SERVICOS DE TELECOMUNICACOES LTDA	BR
AS271071	NAVEGAI SERVICOS DE TELECOMUNICACOES E INFORMATICA	BR
AS268183	VENTURA TELECOMUNICACOES LTDA	BR

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