% APNIC found the following authoritative answer from: whois.apnic.net

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

% Information related to '49.237.0.0 - 49.237.63.255'

% Abuse contact for '49.237.0.0 - 49.237.63.255' is 'abuse_tmvh@truecorp.co.th'

inetnum:        49.237.0.0 - 49.237.63.255
netname:        TRUEMOVE-TH
descr:          GPRS/3G
country:        TH
admin-c:        PP1342-AP
tech-c:         PP1342-AP
abuse-c:        AT1271-AP
status:         ALLOCATED NON-PORTABLE
notify:         panitan_rat@truecorp.co.th
mnt-by:         MAINT-TRUEMOVE-TH
mnt-lower:      MAINT-TRUEMOVE-TH
mnt-routes:     MAINT-TRUEMOVE-TH
mnt-irt:        IRT-TRUEMOVE-TH
last-modified:  2025-01-02T05:06:45Z
source:         APNIC

irt:            IRT-TRUEMOVE-TH
address:        18 True Tower, Ratchadapisek Road, Huai Khwang, Bangkok 10310
e-mail:         rasadaporn_jor@truecorp.co.th
abuse-mailbox:  abuse_tmvh@truecorp.co.th
admin-c:        PP1342-AP
tech-c:         PP1342-AP
auth:           # Filtered
remarks:        rasadaporn_jor@truecorp.co.th was validated on 2025-03-26
remarks:        abuse_tmvh@truecorp.co.th was validated on 2025-03-26
mnt-by:         MAINT-TRUEMOVE-TH
last-modified:  2025-03-26T03:46:19Z
source:         APNIC

role:           ABUSE TRUEMOVETH
country:        ZZ
address:        18 True Tower, Ratchadapisek Road, Huai Khwang, Bangkok 10310
phone:          +000000000
e-mail:         rasadaporn_jor@truecorp.co.th
admin-c:        PP1342-AP
tech-c:         PP1342-AP
nic-hdl:        AT1271-AP
remarks:        Generated from irt object IRT-TRUEMOVE-TH
remarks:        rasadaporn_jor@truecorp.co.th was validated on 2025-03-26
remarks:        abuse_tmvh@truecorp.co.th was validated on 2025-03-26
abuse-mailbox:  abuse_tmvh@truecorp.co.th
mnt-by:         APNIC-ABUSE
last-modified:  2025-03-26T03:46:45Z
source:         APNIC

person:         Pornphan Paneetathayasai
address:        18 True Tower Huai Khwang Bangkok TH 10310
country:        TH
phone:          +6627009111
e-mail:         pornphan_pan@truecorp.co.th
nic-hdl:        PP1342-AP
mnt-by:         MAINT-TRUEMOVE-TH
last-modified:  2025-01-11T13:34:57Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.36-SNAPSHOT (WHOIS-AU5)