What is ASN AS273703?

ASN AS273703 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS273703?

AS273703 is listed under Atlanti Engenharia e Servicos Ltda.

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?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS273703 Atlanti Engenharia e Servicos Ltda

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Legacy Routes

Atlanti Engenharia e Servicos Ltda

BR 7 Routes

AS Data

AS273703

AS273703 – Atlanti Engenharia e Servicos Ltda

AS Number	273703
AS Name	45.519.448/0001-54
Organization	Atlanti Engenharia e Servicos Ltda
Country	BR
Number of IPv4 Routes	6
Number of IPv6 Routes	1
ASN type	BUSINESS
Registry	lacnic
Date Allocated	2023-03-06

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
131.196.236.0/22	AS273703	Atlanti Engenharia e Servicos Ltda	TVAC TV ANTENA COMUNITÁRIA LTDA EPP	1024
131.196.236.0/24	AS273703	Atlanti Engenharia e Servicos Ltda	TVAC TV ANTENA COMUNITÁRIA LTDA EPP	256
131.196.237.0/24	AS273703	Atlanti Engenharia e Servicos Ltda	TVAC TV ANTENA COMUNITÁRIA LTDA EPP	256
2804:8af4::/32	AS273703	Atlanti Engenharia e Servicos Ltda	TVAC TV ANTENA COMUNITÁRIA LTDA EPP	~79×10²⁷
131.196.239.0/24	AS273703	Atlanti Engenharia e Servicos Ltda	TVAC TV ANTENA COMUNITÁRIA LTDA EPP	256
131.196.236.0/23	AS273703	Atlanti Engenharia e Servicos Ltda	TVAC TV ANTENA COMUNITÁRIA LTDA EPP	512
131.196.238.0/24	AS273703	Atlanti Engenharia e Servicos Ltda	TVAC TV ANTENA COMUNITÁRIA LTDA EPP	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.
% 2026-07-31T09:19:48-03:00 - 188.212.143.165

aut-num:     AS273703
owner:       Atlanti Engenharia e Servicos Ltda
ownerid:     45.519.448/0001-54
responsible: Ricardo Farias Costa Cristiano
country:     BR
owner-c:     RFCCR1
routing-c:   RFCCR1
abuse-c:     RFCCR1
created:     20230306
changed:     20230306
inetnum:     2804:8af4::/32
inetnum:     131.196.236.0/22

nic-hdl-br:  RFCCR1
person:      ricardo Farias Costa Cristiano
e-mail:      ricardocostaf@hotmail.com
country:     BR
created:     20221118
changed:     20221118

% 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" : "AS273703",
    "country" : "BR",
    "admin_contacts" : [ "RFCCR1" ],
    "tech_contacts" : [ "RFCCR1" ],
    "abuse_contacts" : [ "RFCCR1" ],
    "date_created" : "2023-03-06",
    "date_updated" : "2023-03-06",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "45.519.448/0001-54",
    "name" : "Atlanti Engenharia e Servicos Ltda",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "RFCCR1" ],
    "date_created" : "2023-03-06",
    "date_updated" : "2023-03-06",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "RFCCR1",
    "country" : "BR",
    "email" : [ "ricardocostaf@hotmail.com" ],
    "date_created" : "2022-11-18",
    "date_updated" : "2022-11-18",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "RFCCR1",
    "country" : "BR",
    "email" : [ "ricardocostaf@hotmail.com" ],
    "date_created" : "2022-11-18",
    "date_updated" : "2022-11-18",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "RFCCR1",
    "country" : "BR",
    "email" : [ "ricardocostaf@hotmail.com" ],
    "date_created" : "2022-11-18",
    "date_updated" : "2022-11-18",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS199081	Lancom Ltd.	GR
AS268042	JETNET COMUNICACAO LTDA	BR
AS7195	EDGEUNO S.A.S	CO
AS6939	Hurricane Electric LLC	US
AS60602	Inovare-Prim SRL	MD
AS266142	Bahiadados Telecom Ltda.	BR
AS14537	Continent 8 LLC	US
AS198150	SIACOM JSC	GE
AS267256	ONETIS TECNOLOGIA LTDA	BR
AS269416	SEMEAR TELECOM EIRELI	BR
AS199524	G-Core Labs S.A.	LU
AS271253	LINK BRASIL TELECOMUNICACOES LTDA	BR
AS9498	Bharti Airtel Ltd	IN
AS270052	STARTELECOM S.A.	PY
AS266400	Ferenz Networks	BR
AS22548	Núcleo de Inf. e Coord. do Ponto BR NIC.BR	BR
AS51185	MainStreaming SpA	IT
AS263661	BRASIL DIGITAL SERVIÇOS DE INFORMATICA E COMERCIO	BR
AS60503	FNX Tecnologia LTDA	BR
AS34224	Neterra Ltd.	BG
AS53062	GGNET TELECOMUNICACOES LTDA	BR
AS206735	Novelcomm LP	GR
AS16552	Tiggee LLC	US
AS268138	Thiago aparecido scaramuzza santana	BR
AS270888	V8 Telecom LTDA	BR
AS53065	Opcao Telecom	BR
AS263237	PowerHost Telecom SPA	CL
AS61573	IP TELECOM	BR
AS32590	Valve Corporation	US
AS57463	NetIX Communications JSC	BG
AS61624	INFNOC TECNOLOGIA LTDA	BR
AS12735	TurkNet Iletisim Hizmetleri A.S.	TR
AS28624	PROVEDORA CMA INTERNET LTDA	BR
AS8801	Rocket Fibre Ltd	GB
AS263321	ILOGNET PROVEDOR	BR
AS262427	Invista Net Provedor de Acesso Ltda	BR
AS52999	START NETWORKS S/A	BR
AS264479	Turbozone Internet	BR
AS267613	ELETRONET S.A.	BR
AS263541	IMF NETWORK DATA LTDA - ME	BR
AS24482	SG.GS	SG
AS263152	MIGO TELECOM	BR
AS12741	Netia SA	PL
AS274676	MULTIWAY COMERCIO E REPRESENTACOES LTDA	BR
AS11432	Telium Telecomunicações Ltda	BR
AS28634	Life Tecnologia Ltda.	BR
AS266213	PLANETCLICK TELECOMUNICACOES LTDA	BR
AS264409	Huge Solucoes Corporativas Ltda	BR
AS52873	Softdados Telecomunicações	BR
AS269641	RURALNET BRASIL	BR
AS36236	NetActuate, Inc	US
AS28140	G2G INTERNET E SERVICOS DE TELECOM LTDA	BR
AS268976	Weclix Telecom S/A	BR
AS269115	TELECOM PROVEDORES E REDES DE COMUNICAÇÃO	BR
AS53202	Acesso10 Telecom	BR
AS39120	Convergenze S.p.A.	IT
AS28300	Speed Serviços de Internet Ltda	BR
AS22548	Núcleo de Inf. e Coord. do Ponto BR - NIC.BR	BR
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS52468	UFINET PANAMA S.A.	PA

Upstreams

AS Number	Description	Country
AS39120	Convergenze S.p.A.	IT
AS268042	JETNET COMUNICACAO LTDA	BR
AS7195	EDGEUNO S.A.S	CO
AS6939	Hurricane Electric LLC	US
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS137409	GSL Networks Pty LTD	AU
AS61626	UNIVERSIDADE ESTADUAL DE PONTA GROSSA	BR

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AS273703 – Atlanti Engenharia e Servicos Ltda

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