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:      187.0.0.0 - 187.255.255.255
organisation: LACNIC
status:       ALLOCATED

whois:        whois.lacnic.net

changed:      2007-09
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.
% 2026-02-02T18:33:40-03:00 - 2001:41d0:305:2100::5cfe

inetnum:     187.45.96.0/20
aut-num:     AS28146
abuse-c:     CTIMH
owner:       MHNET TELECOM
ownerid:     05.245.502/0001-04
responsible: Patrick Canton
country:     BR
owner-c:     PAC343
tech-c:      PAC343
inetrev:     187.45.96.0/24
nserver:     ns2.mhnet.com.br
nsstat:      20260202 AA
nslastaa:    20260202
nserver:     ns3.mhnet.com.br
nsstat:      20260202 AA
nslastaa:    20260202
created:     20090218
changed:     20130307

nic-hdl-br:  PAC343
person:      Patrick Canton
e-mail:      hostmaster@mhnet.com.br
country:     BR
created:     20020727
changed:     20250130

nic-hdl-br:  CTIMH
person:      Centro de tratamento de incidentes MHNET
e-mail:      abuse@mhnet.com.br
country:     BR
created:     20220209
changed:     20220209

% 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.