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:      191.0.0.0 - 191.255.255.255
organisation: Administered by LACNIC
status:       LEGACY

whois:        whois.lacnic.net

changed:      1993-05
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.
% 2026-02-01T19:23:31-03:00 - 2001:41d0:305:2100::5cfe

inetnum:     191.13.0.0/16
aut-num:     AS27699
abuse-c:     CSTBR
owner:       TELEF�NICA BRASIL S.A
ownerid:     02.558.157/0001-62
responsible: Diretoria de Planejamento e Tecnologia
country:     BR
owner-c:     ARITE
tech-c:      ARITE
inetrev:     191.13.0.0/16
nserver:     aquarius.vivo.com.br
nsstat:      20260131 AA
nslastaa:    20260131
nserver:     lynx.vivo.com.br
nsstat:      20260131 AA
nslastaa:    20260131
nserver:     hercules.vivo.com.br
nsstat:      20260131 AA
nslastaa:    20260131
nserver:     orion.vivo.com.br
nsstat:      20260131 AA
nslastaa:    20260131
created:     20140130
changed:     20180807

nic-hdl-br:  ARITE
person:      Administra��o Rede IP Telesp
e-mail:      dominios-vivo.br@telefonica.com
country:     BR
created:     20080407
changed:     20230629

nic-hdl-br:  CSTBR
person:      CSIRT TELEFONICA BR
e-mail:      abuse.br@telefonica.com
country:     BR
created:     20180713
changed:     20180713

% 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.