WHOIS

Lookup an IP or domain. Uses IANA referral first, then registry WHOIS.
Query
203.150.37.11
IANA
whois.iana.org
Referred
whois.apnic.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.apnic.net

inetnum:      203.0.0.0 - 203.255.255.255
organisation: APNIC
status:       ALLOCATED

remarks:      203.0.113.0/24 reserved for TEST-NET-3 [RFC5737].
remarks:      Complete registration details for 203.0.113.0/24 are
remarks:      found iniana-ipv4-special-registry.

whois:        whois.apnic.net

changed:      1993-05
source:       IANA

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

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '203.150.36.0 - 203.150.39.255'

% Abuse contact for '203.150.36.0 - 203.150.39.255' is 'op-network@inet.co.th'

inetnum:        203.150.36.0 - 203.150.39.255
netname:        INET-TH
descr:          Internet Thailand Public Co., Ltd
country:        TH
admin-c:        NS755-AP
tech-c:         NS755-AP
abuse-c:        NS755-AP
status:         ASSIGNED NON-PORTABLE
mnt-by:         MAINT-TH-INET
mnt-irt:        IRT-INET-TH
last-modified:  2025-10-15T06:01:46Z
source:         APNIC

irt:            IRT-INET-TH
address:        Internet Thailand Public Company Limited
address:        1768 Thai Summit Tower, 10th -12th Floor and IT Floor
address:        New Petchburi Road, Khwaeng Bang Kapi,
address:        Khet Huay Khwang, Bangkok 10310 Thailand
e-mail:         op-network@inet.co.th
abuse-mailbox:  op-network@inet.co.th
admin-c:        TY1494-AP
tech-c:         IP219-AP
auth:           # Filtered
remarks:        op-network@inet.co.th was validated on 2025-09-15
mnt-by:         MAINT-TH-INET
last-modified:  2025-11-17T23:08:36Z
source:         APNIC

person:         Nattawat Saengmanee
address:        1768 Thai Summit Tower, 10-ITFl., New Petchaburi Road,Khwaeng Bang Kapi, Khet Huay Khwang, Bangkok 10310
country:        TH
phone:          +66-2257-7111
e-mail:         nattawat.sa@inet.co.th
nic-hdl:        NS755-AP
mnt-by:         MAINT-TH-INET
last-modified:  2022-06-08T09:23:43Z
source:         APNIC

% Information related to '203.150.37.0/24AS4618'

route:          203.150.37.0/24
origin:         AS4618
descr:          Internet Thailand Company Ltd.
                1768 IFCT Tower, 10th-12th FL
                IT Floor New Petchburi Road
                Khwaeng Bang Kapi
                Khet Huay Khwang
mnt-by:         MAINT-TH-INET
last-modified:  2020-11-19T08:28:40Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-UK2)