Free Online Whois

IP address / host name

e.g. yahoo.com or 66.94.234.13
Whois Result for 186.216.81.21
; % Joint Whois - whois.lacnic.net
% This server accepts single ASN, IPv4 or IPv6 queries

% Brazilian resource: whois.registro.br

% Copyright (c) Nic.br
% The use of the data below is only permitted as described in
% full by the terms of use at https://registro.br/termo/en.html ,
% being prohibited its distribution, commercialization or
% reproduction, in particular, to use it for advertising or
% any similar purpose.
% 2020-05-25T20:14:24-03:00

inetnum:
186.216.64.0/18
aut-num: AS28202
abuse-c: ADMAS5
owner: Rede Brasileira de Comunicacao Ltda
ownerid: 01.766.744/0001-84
responsible: Equipe de Engenharia de Redes
country: BR
owner-c: ADMAS5
tech-c: ADMAS5
inetrev: 186.216.64.0/18
nserver: ns1.mastercabo.com.br
nsstat: 20200523 AA
nslastaa: 20200523
nserver: ns2.mastercabo.com.br
nsstat: 20200523 AA
nslastaa: 20200523
created: 20100705
changed: 20100705

nic-hdl-br:
ADMAS5
person: Administrativo MasterCabo
e-mail: ip_engineering@soumaster.com.br
country: BR
created: 20080402
changed: 20200414

% Security and mail abuse issues should also be addressed to
% cert.br, http://www.cert.br/ , respectivelly to cert@cert.br
% and mail-abuse@cert.br
%
% whois.registro.br accepts only direct match queries. Types
% of queries are: domain (.br), registrant (tax ID), ticket,
% provider, contact handle (ID), CIDR block, IP and ASN.