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

% [whois.apnic.net]
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% Information related to '103.161.22.0 - 103.161.23.255'

% Abuse contact for '103.161.22.0 - 103.161.23.255' is 'hm-changed@vnnic.vn'

inetnum:        103.161.22.0 - 103.161.23.255
netname:        VNETWORK-TELECOM-VN
descr:          VNETWORK TELECOMMUNICATION SERVICES COMPANY LIMITED
descr:          27 Nguyen Huu Tho, Tan Hung, District 7, Ho Chi Minh City
admin-c:        NKT9-AP
tech-c:         NVT30-AP
country:        VN
mnt-by:         MAINT-VN-VNNIC
mnt-lower:      MAINT-VN-VNNIC
mnt-irt:        IRT-VNNIC-AP
mnt-routes:     MAINT-VN-VNNIC
status:         ALLOCATED PORTABLE
last-modified:  2022-11-03T07:44:21Z
source:         APNIC

irt:            IRT-VNNIC-AP
address:        Ha Noi, VietNam
phone:          +84-24-35564944
fax-no:         +84-24-37821462
e-mail:         hm-changed@vnnic.vn
abuse-mailbox:  hm-changed@vnnic.vn
admin-c:        NTTT1-AP
tech-c:         NTTT1-AP
auth:           # Filtered
mnt-by:         MAINT-VN-VNNIC
last-modified:  2026-04-21T02:07:47Z
source:         APNIC

person:         Nguyen Kim Tho
address:        VNETWORK-TELECOM-VN
country:        VN
phone:          +84-976778088
e-mail:         contact@vnetwork.vn
nic-hdl:        NKT9-AP
mnt-by:         MAINT-VN-VNNIC
last-modified:  2022-11-03T07:42:36Z
source:         APNIC

person:         Nguyen Van Tao
address:        27 Nguyen Huu Tho, Tan Hung Ward, 7 District, HCM City
country:        VN
phone:          +84-974778088
e-mail:         contact@vnetwork.vn
nic-hdl:        NVT30-AP
mnt-by:         MAINT-VN-VNNIC
last-modified:  2021-02-04T10:56:33Z
source:         APNIC

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