WHOIS

Lookup an IP or domain. Uses IANA referral first, then registry WHOIS.
Query
200.76.5.147
IANA
whois.iana.org
Referred
whois.lacnic.net
WHOIS servers can rate limit. Results are cached for performance.
### 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:      200.0.0.0 - 200.255.255.255
organisation: LACNIC
status:       ALLOCATED

whois:        whois.lacnic.net

changed:      2002-11
source:       IANA

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

% IP Client: 2001:41d0:305:2100:0:0:0:5cfe
 
% Joint Whois - whois.lacnic.net
%  This server accepts single ASN, IPv4 or IPv6 queries

% LACNIC resource: whois.lacnic.net


% Copyright LACNIC lacnic.net
%  The data below is provided for information purposes
%  and to assist persons in obtaining information about or
%  related to AS and IP numbers registrations
%  By submitting a whois query, you agree to use this data
%  only for lawful purposes.
%  2026-02-02 12:11:07 (-03 -03:00)

inetnum:     200.76.0.0/18
status:      allocated
aut-num:     AS6503
aut-num:     AS11172
owner:       Alestra, S. de R.L. de C.V.
ownerid:     MX-ALES-LACNIC
responsible: IP NOC
address:     AV MUNICH, 175, CUAUHTEMOC
address:     66450 - SAN NICOLAS DE LOS GARZA - NL
country:     MX
phone:       +52  8008882662
owner-c:     INA2
tech-c:      INA2
abuse-c:     INA2
inetrev:     200.76.24.0/21
nserver:     DNS.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
nserver:     MAIL1.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
nserver:     MAIL2.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
inetrev:     200.76.0.0/20
nserver:     DNS.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
nserver:     MAIL1.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
nserver:     MAIL2.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
inetrev:     200.76.44.0/22
nserver:     DNS.ALESTRA.NET.MX
nsstat:      20260202 AA
nslastaa:    20260202
nserver:     MAIL1.ALESTRA.NET.MX
nsstat:      20260202 AA
nslastaa:    20260202
nserver:     MAIL2.ALESTRA.NET.MX
nsstat:      20260202 AA
nslastaa:    20260202
inetrev:     200.76.16.0/22
nserver:     DNS.ALESTRA.NET.MX
nsstat:      20260129 AA
nslastaa:    20260129
nserver:     MAIL1.ALESTRA.NET.MX
nsstat:      20260129 AA
nslastaa:    20260129
nserver:     MAIL2.ALESTRA.NET.MX
nsstat:      20260129 AA
nslastaa:    20260129
inetrev:     200.76.39.0/24
nserver:     DNS.ALESTRA.NET.MX
nsstat:      20260202 AA
nslastaa:    20260202
nserver:     MAIL1.ALESTRA.NET.MX
nsstat:      20260202 AA
nslastaa:    20260202
nserver:     MAIL2.ALESTRA.NET.MX
nsstat:      20260202 AA
nslastaa:    20260202
inetrev:     200.76.34.0/23
nserver:     DNS.ALESTRA.NET.MX
nsstat:      20260201 AA
nslastaa:    20260201
nserver:     MAIL1.ALESTRA.NET.MX
nsstat:      20260201 AA
nslastaa:    20260201
nserver:     MAIL2.ALESTRA.NET.MX
nsstat:      20260201 AA
nslastaa:    20260201
inetrev:     200.76.41.0/24
nserver:     DNS.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
nserver:     MAIL1.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
nserver:     MAIL2.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
inetrev:     200.76.42.0/23
nserver:     DNS.ALESTRA.NET.MX
nsstat:      20260129 AA
nslastaa:    20260129
nserver:     MAIL1.ALESTRA.NET.MX
nsstat:      20260129 AA
nslastaa:    20260129
nserver:     MAIL2.ALESTRA.NET.MX
nsstat:      20260129 AA
nslastaa:    20260129
inetrev:     200.76.23.0/24
nserver:     DNS.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
nserver:     MAIL1.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
nserver:     MAIL2.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
inetrev:     200.76.36.0/23
nserver:     DNS.ALESTRA.NET.MX
nsstat:      20260201 AA
nslastaa:    20260201
nserver:     MAIL1.ALESTRA.NET.MX
nsstat:      20260201 AA
nslastaa:    20260201
nserver:     MAIL2.ALESTRA.NET.MX
nsstat:      20260201 AA
nslastaa:    20260201
inetrev:     200.76.48.0/20
nserver:     DNS.ALESTRA.NET.MX
nsstat:      20260201 AA
nslastaa:    20260201
nserver:     MAIL1.ALESTRA.NET.MX
nsstat:      20260201 AA
nslastaa:    20260201
nserver:     MAIL2.ALESTRA.NET.MX
nsstat:      20260201 AA
nslastaa:    20260201
inetrev:     200.76.20.0/23
nserver:     DNS.ALESTRA.NET.MX
nsstat:      20260129 AA
nslastaa:    20260129
nserver:     MAIL1.ALESTRA.NET.MX
nsstat:      20260129 AA
nslastaa:    20260129
nserver:     MAIL2.ALESTRA.NET.MX
nsstat:      20260129 AA
nslastaa:    20260129
created:     20020110
changed:     20110917

nic-hdl:     INA2
person:      Inet Administrator
e-mail:      inetadmin@alestra.net.mx
address:     Ave. Eugenio Clariond Garza, 175, Cuauhtemoc
address:     66450 - San Nicolas de los Garza - NL
country:     MX
phone:       +52  8008882662
created:     20030206
changed:     20250421

% whois.lacnic.net accepts only direct match queries.
% Types of queries are: POCs, ownerid, CIDR blocks, IP
% and AS numbers.