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AS52984 CS NET Informática e Tecnologia Ltda.

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

CS NET Informática e Tecnologia Ltda.

BR 23 Routes

AS Data

AS52984

AS52984 – CS NET Informática e Tecnologia Ltda.

AS Number	52984
AS Name
Organization	CS NET Informática e Tecnologia Ltda.
Country	BR
Number of IPv4 Routes	22
Number of IPv6 Routes	1
ASN type	ISP
Registry	lacnic
Date Allocated	2011-04-19

ASN Intelligence API for production workflows

Use ASN data for AS52984 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
187.87.181.0/24	AS52984	CS NET Informática e Tecnologia Ltda.	CS-NET Informática e Tecnologia Ltda.	256
187.87.184.0/21	AS52984	CS NET Informática e Tecnologia Ltda.	CS-NET Informática e Tecnologia Ltda.	2048
187.87.188.0/23	AS52984	CS NET Informática e Tecnologia Ltda.	CS-NET Informática e Tecnologia Ltda.	512
187.87.178.0/24	AS52984	CS NET Informática e Tecnologia Ltda.	CS-NET Informática e Tecnologia Ltda.	256
187.87.189.0/24	AS52984	CS NET Informática e Tecnologia Ltda.	CS-NET Informática e Tecnologia Ltda.	256
187.87.184.0/22	AS52984	CS NET Informática e Tecnologia Ltda.	CS-NET Informática e Tecnologia Ltda.	1024
187.87.178.0/23	AS52984	CS NET Informática e Tecnologia Ltda.	CS-NET Informática e Tecnologia Ltda.	512
187.87.188.0/22	AS52984	CS NET Informática e Tecnologia Ltda.	CS-NET Informática e Tecnologia Ltda.	1024
187.87.176.0/20	AS52984	CS NET Informática e Tecnologia Ltda.	CS-NET Informática e Tecnologia Ltda.	4096
187.87.183.0/24	AS52984	CS NET Informática e Tecnologia Ltda.	CS-NET Informática e Tecnologia Ltda.	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.
% 2026-04-25T09:17:25-03:00 - 134.199.81.229

aut-num:     AS52984
owner:       CS-NET Inform�tica e Tecnologia Ltda.
responsible: Jandir Antonio Crepaldi
owner-c:     VIMOL12
routing-c:   VIMOL12
abuse-c:     VIMOL12
created:     20110419
changed:     20180212
inetnum:     187.87.176.0/20
inetnum:     2804:5dac::/32

nic-hdl-br:  VIMOL12
person:      VINICIUS MOLL
created:     20090403
changed:     20230110

% 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" : "AS52984",
    "admin_contacts" : [ "VIMOL12" ],
    "tech_contacts" : [ "VIMOL12" ],
    "abuse_contacts" : [ "VIMOL12" ],
    "date_created" : "2011-04-19",
    "date_updated" : "2018-02-12",
    "source" : "lacnic"
  } ],
  "organization" : {
    "name" : "CS-NET Inform?tica e Tecnologia Ltda.",
    "abuse_contacts" : [ "VIMOL12" ],
    "date_created" : "2011-04-19",
    "date_updated" : "2018-02-12",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "VIMOL12",
    "date_created" : "2009-04-03",
    "date_updated" : "2023-01-10",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "VIMOL12",
    "date_created" : "2009-04-03",
    "date_updated" : "2023-01-10",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "VIMOL12",
    "date_created" : "2009-04-03",
    "date_updated" : "2023-01-10",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS6939	Hurricane Electric LLC	US
AS266142	Bahiadados Telecom Ltda.	BR
AS14537	Continent 8 LLC	US
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
AS64510	RESERVED	ZZ

Upstreams

AS Number	Description	Country
AS53062	ALT GRUPO BRASIL TECPAR	BR

Downstreams

AS Number	Description	Country
AS64510	IANA - Autonomous System Number	ZZ

Frequently Asked Questions

What is ASN AS52984?

ASN AS52984 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS52984?

AS52984 is listed under CS NET Informática e Tecnologia Ltda..

What do peers, upstreams, and downstreams mean?

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 included here?

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

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.