WHOIS

Lookup an IP or domain. Uses IANA referral first, then registry WHOIS.

### IANA response (whois.iana.org)

% IANA WHOIS server
% for more information on IANA, visit http://www.iana.org
% This query returned 1 object

refer:        whois.lacnic.net

inetnum:      189.0.0.0 - 189.255.255.255
organisation: LACNIC
status:       ALLOCATED

whois:        whois.lacnic.net

changed:      1995-06
source:       IANA

### Registry response (whois.lacnic.net)

% IP Client: 2001:41d0:305:2100:0:0:0:5cfe
 % 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.
% 2026-02-08T17:59:39-03:00 - 2001:41d0:305:2100::5cfe

inetnum:     189.16.0.0/15
aut-num:     AS4230
abuse-c:     GSE6
owner:       CLARO S.A.
ownerid:     40.432.544/0706-09
responsible: Ger�ncia Internet EMBRATEL
country:     BR
owner-c:     CAP12
tech-c:      FSA82
inetrev:     189.16.248.0/24
nserver:     ns.embratel.net.br
nsstat:      20260203 AA
nslastaa:    20260203
nserver:     ns2.embratel.net.br
nsstat:      20260203 AA
nslastaa:    20260203
created:     20061110
changed:     20151020

nic-hdl-br:  CAP12
person:      Gerencia T�cnica de Opera��es Internet
e-mail:      domain-admin@embratel.net.br
country:     BR
created:     19980202
changed:     20211006

nic-hdl-br:  FSA82
person:      Ger�ncia T�cnica de Servidores Internet
e-mail:      hostmaster@embratel.net.br
country:     BR
created:     20020524
changed:     20200511

nic-hdl-br:  GSE6
person:      Grupo de Seguran�a Internet da Embratel
e-mail:      abuse@embratel.net.br
country:     BR
created:     20001005
changed:     20181227

% 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.