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AS266935 CENTROSULNET INFORMATICA EIRELI

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

CENTROSULNET INFORMATICA EIRELI

BR 8 Routes

AS Data

AS266935

AS266935 – CENTROSULNET INFORMATICA EIRELI

AS Number	266935
AS Name	14.039.255/0001-72
Organization	CENTROSULNET INFORMATICA EIRELI
Country	BR
Number of IPv4 Routes	5
Number of IPv6 Routes	3
ASN type	ISP
Registry	lacnic
Date Allocated	2017-10-20

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Use ASN data for AS266935 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
45.225.120.0/24	AS266935	CENTROSULNET INFORMATICA EIRELI	TOP NET SERVIÇOS LTDA	256
2804:4590:50::/44	AS266935	CENTROSULNET INFORMATICA EIRELI	CENTROSULNET INFORMATICA EIRELI	~19×10²⁴
45.225.120.0/23	AS266935	CENTROSULNET INFORMATICA EIRELI	TOP NET SERVIÇOS LTDA	512
45.225.122.0/24	AS266935	CENTROSULNET INFORMATICA EIRELI	TOP NET SERVIÇOS LTDA	256
45.225.123.0/24	AS266935	CENTROSULNET INFORMATICA EIRELI	TOP NET SERVIÇOS LTDA	256
45.225.121.0/24	AS266935	CENTROSULNET INFORMATICA EIRELI	TOP NET SERVIÇOS LTDA	256
2804:4590:40::/44	AS266935	CENTROSULNET INFORMATICA EIRELI	CENTROSULNET INFORMATICA EIRELI	~19×10²⁴
2804:4590::/32	AS266935	CENTROSULNET INFORMATICA EIRELI	CENTROSULNET INFORMATICA EIRELI	~79×10²⁷

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.
% 2026-04-25T09:23:31-03:00 - 136.227.162.43

aut-num:     AS266935
owner:       CENTROSULNET INFORMATICA EIRELI
ownerid:     14.039.255/0001-72
responsible: CAROLINE FONSECA FERNANDES
country:     BR
owner-c:     DAPFR36
routing-c:   DAPFR36
abuse-c:     DAPFR36
created:     20171020
changed:     20210513
inetnum:     45.225.120.0/22
inetnum:     2804:4590::/32

nic-hdl-br:  DAPFR36
person:      Daniel Antonio Passos Franco
e-mail:      danielfranco.dfx@gmail.com
country:     BR
created:     20170526
changed:     20231227

% 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" : "AS266935",
    "country" : "BR",
    "admin_contacts" : [ "DAPFR36" ],
    "tech_contacts" : [ "DAPFR36" ],
    "abuse_contacts" : [ "DAPFR36" ],
    "date_created" : "2017-10-20",
    "date_updated" : "2021-05-13",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "14.039.255/0001-72",
    "name" : "CENTROSULNET INFORMATICA EIRELI",
    "country" : [ "BR" ],
    "abuse_contacts" : [ "DAPFR36" ],
    "date_created" : "2017-10-20",
    "date_updated" : "2021-05-13",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "DAPFR36",
    "country" : "BR",
    "email" : [ "danielfranco.dfx@gmail.com" ],
    "date_created" : "2017-05-26",
    "date_updated" : "2023-12-27",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "DAPFR36",
    "country" : "BR",
    "email" : [ "danielfranco.dfx@gmail.com" ],
    "date_created" : "2017-05-26",
    "date_updated" : "2023-12-27",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "DAPFR36",
    "country" : "BR",
    "email" : [ "danielfranco.dfx@gmail.com" ],
    "date_created" : "2017-05-26",
    "date_updated" : "2023-12-27",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS268314	EWERTON DA SILVA LOPES TELECOMUNICAÇÕES	BR
AS61568	ALOO TELECOM FSF TECNOLOGIA SA	BR
AS53019	infotec serviços de provedor da internet ltda	BR
AS61568	ALOO TELECOM - FSF TECNOLOGIA SA	BR
AS53019	infotec- serviços de provedor da internet ltda	BR
AS61758	TOP NET SERVIÇOS LTDA	BR
AS264479	Turbozone Internet	BR

Upstreams

AS Number	Description	Country
AS61568	ALOO TELECOM FSF TECNOLOGIA SA	BR
AS53019	infotec serviços de provedor da internet ltda	BR
AS61758	TOP NET SERVIÇOS LTDA	BR

Downstreams

AS Number	Description	Country
AS268314	EWERTON DA SILVA LOPES TELECOMUNICAÇÕES	BR

Frequently Asked Questions

What is ASN AS266935?

ASN AS266935 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS266935?

AS266935 is listed under CENTROSULNET INFORMATICA EIRELI.

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.