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

% [whois.apnic.net]
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% Information related to 'AH888-AP'

role:           ABUSE HSBCHK
country:        ZZ
address:        2/F Technology Block, HSBC Building Tseung Kwan O,
address:        2 Chun Sing Street, Tseung Kwan O Industrial Estate, Hong Kong
phone:          +000000000
e-mail:         ericwcchan@hsbc.com.hk
admin-c:        HT653-AP
tech-c:         GB534-AP
nic-hdl:        AH888-AP
remarks:        Generated from irt object IRT-HSBC-HK
remarks:        dns.hsbc@hsbc.com was validated on 2025-09-02
remarks:        ericwcchan@hsbc.com.hk was validated on 2025-09-10
abuse-mailbox:  dns.hsbc@hsbc.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-10T11:49:54Z
source:         APNIC

role:           HSBC Telecoms
address:        HTSE, HSBC Bank Plc
country:        GB
phone:          +44 3455 855555
e-mail:         dns.hsbc@hsbc.com
admin-c:        GB534-AP
tech-c:         GB534-AP
nic-hdl:        HT653-AP
mnt-by:         MAINT-HK-HSBC
last-modified:  2021-03-03T18:46:23Z
source:         APNIC

person:         Gareth Bowen
address:        HTSE, HSBC Bank Plc
country:        GB
phone:          +447920296116
e-mail:         garethbowen@hsbc.com
nic-hdl:        GB534-AP
mnt-by:         MAINT-HK-HSBC
last-modified:  2021-03-03T18:39:59Z
source:         APNIC

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