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

% [whois.apnic.net]
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% Information related to '116.193.159.1 - 116.193.159.255'

% Abuse contact for '116.193.159.1 - 116.193.159.255' is 'abuse-asia@pacswitch.com'

inetnum:        116.193.159.1 - 116.193.159.255
netname:        MIHK-HK
descr:          PACSWITCH GLOBE TELECOM LIMITED
country:        HK
admin-c:        PGTL1-AP
tech-c:         PGTL1-AP
abuse-c:        PGTL1-AP
status:         ALLOCATED NON-PORTABLE
mnt-by:         MAINT-HK-PSWITCH
mnt-lower:      MAINT-HK-PSWITCH
mnt-routes:     MAINT-HK-PSWITCH
mnt-irt:        IRT-PSWITCH-HK
last-modified:  2022-02-07T12:37:03Z
source:         APNIC

irt:            IRT-PSWITCH-HK
address:        Unit 827 8/F Corporation Park 11 On Lai Street Shatin NT
e-mail:         noc@pacswitch.com
abuse-mailbox:  abuse-asia@pacswitch.com
admin-c:        PGTL1-AP
tech-c:         PGTL1-AP
auth:           # Filtered
remarks:        noc@pacswitch.com was validated on 2026-01-23
remarks:        abuse-asia@pacswitch.com was validated on 2026-04-16
mnt-by:         MAINT-PSWITCH-HK
last-modified:  2026-04-16T20:16:58Z
source:         APNIC

role:           PACSWITCH GLOBE TELECOM LIMITED - network administ
address:        Unit 827 8/F Corporation Park 11 On Lai Street Shatin NT
country:        HK
phone:          +852 21570550
e-mail:         abuse-asia@pshk.co
admin-c:        PGTL1-AP
tech-c:         PGTL1-AP
nic-hdl:        PGTL1-AP
mnt-by:         MAINT-PSWITCH-HK
abuse-mailbox:  abuse-asia@pshk.co
last-modified:  2022-10-04T19:44:45Z
source:         APNIC

% Information related to '116.193.159.0/24AS60464'

route:          116.193.159.0/24
descr:          AS60464
origin:         AS60464
mnt-by:         MAINT-HK-PSWITCH
last-modified:  2026-04-16T20:20:42Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)