% 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 '210.245.20.0 - 210.245.23.255'

% Abuse contact for '210.245.20.0 - 210.245.23.255' is 'hm-changed@vnnic.vn'

inetnum:        210.245.20.0 - 210.245.23.255
netname:        IPHostingGame-NET
country:        vn
descr:          Dai IP cho Hosting game Server
admin-c:        FHIG2-AP
tech-c:         FHIG2-AP
status:         ALLOCATED NON-PORTABLE
mnt-by:         MAINT-VN-FPT
last-modified:  2008-09-04T07:22:45Z
source:         APNIC

role:           FPT HCMC IPADMIN GROUP
address:        66-68 Vo Van Tan
address:        HCMC
country:        VN
phone:          +84-8-9301280
fax-no:         +84-4-7262163
e-mail:         abuse@hcm.fpt.vn
remarks:        send spam reports to abuse@hcm.fpt.vn
remarks:        and abuse reports to abuse@hcm.fpt.vn
admin-c:        LDP12-AP
tech-c:         LTVL1-AP
nic-hdl:        FHIG2-AP
notify:         hm-changed@vnnic.net.vn
mnt-by:         MAINT-VN-FPT
last-modified:  2022-01-17T02:04:25Z
source:         APNIC

% Information related to '210.245.22.0/24AS18403'

route:          210.245.22.0/24
origin:         AS18403
descr:          Vietnam Internet Network Information Center (VNNIC)
                18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam
                10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, Hanoi
mnt-by:         MAINT-VN-FPT
last-modified:  2019-08-01T06:49:26Z
source:         APNIC

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