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AS274665 CISLINK TELECOM COMERCIO E SERVICOS 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

CISLINK TELECOM COMERCIO E SERVICOS LTDA cislink.com.br

BR 2 Routes

AS Data

AS274665

AS274665 – CISLINK TELECOM COMERCIO E SERVICOS LTDA

AS Number	274665
AS Name	43.548.152/0001-36
Organization	CISLINK TELECOM COMERCIO E SERVICOS LTDA
Country	BR
Website	cislink.com.br
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	ISP
Registry	lacnic
Date Allocated	2024-10-21

ASN Intelligence API for production workflows

Use ASN data for AS274665 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2804:91cc::/32	AS274665	CISLINK TELECOM COMERCIO E SERVICOS LTDA	CISLINK TELECOM COMERCIO E SERVICOS LTDA	~79×10²⁷
45.233.212.0/24	AS274665	CISLINK TELECOM COMERCIO E SERVICOS LTDA	CISLINK TELECOM COMERCIO E SERVICOS 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.
% 2026-04-12T09:17:57-03:00 - 136.227.180.187

aut-num:     AS274665
owner:       CISLINK TELECOM COMERCIO E SERVICOS LTDA
ownerid:     43.548.152/0001-36
responsible: Luciano da rocha santos
country:     BR
owner-c:     LURSA341
routing-c:   LURSA341
abuse-c:     LURSA341
created:     20241021
changed:     20241021
inetnum:     2804:91cc::/32

nic-hdl-br:  LURSA341
person:      Luciano da rocha santos
e-mail:      suporte@cislink.com.br
country:     BR
created:     20230224
changed:     20250812

% 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" : "AS274665",
    "country" : "BR",
    "admin_contacts" : [ "LURSA341" ],
    "tech_contacts" : [ "LURSA341" ],
    "abuse_contacts" : [ "LURSA341" ],
    "date_created" : "2024-10-21",
    "date_updated" : "2024-10-21",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "43.548.152/0001-36",
    "name" : "CISLINK TELECOM COMERCIO E SERVICOS LTDA",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "LURSA341" ],
    "date_created" : "2024-10-21",
    "date_updated" : "2024-10-21",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "LURSA341",
    "country" : "BR",
    "email" : [ "suporte@cislink.com.br" ],
    "date_created" : "2023-02-24",
    "date_updated" : "2025-08-12",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "LURSA341",
    "country" : "BR",
    "email" : [ "suporte@cislink.com.br" ],
    "date_created" : "2023-02-24",
    "date_updated" : "2025-08-12",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "LURSA341",
    "country" : "BR",
    "email" : [ "suporte@cislink.com.br" ],
    "date_created" : "2023-02-24",
    "date_updated" : "2025-08-12",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS271253	LINK BRASIL TELECOMUNICACOES LTDA	BR
AS263152	MIGO TELECOM	BR
AS271729	Brasil Wifi LTDA EPP	BR
AS1031	PEER 1031 LLC	US
AS999	CORIX NETWORKS	US
AS263162	Sustenta Telecom Ltda	BR
AS22356	Durand do Brasil Ltda	BR
AS267256	ONETIS TECNOLOGIA LTDA	BR

Upstreams

AS Number	Description	Country
AS271253	LINK BRASIL TELECOMUNICACOES LTDA	BR
AS22356	Durand do Brasil Ltda	BR

Downstreams

AS Number	Description	Country
AS271729	Brasil Wifi LTDA EPP	BR
AS263162	Sustenta Telecom Ltda	BR

Frequently Asked Questions

What is ASN AS274665?

ASN AS274665 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS274665?

AS274665 is listed under CISLINK TELECOM COMERCIO E SERVICOS 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.