% 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 '170.38.0.0 - 170.38.255.255'

% Abuse contact for '170.38.0.0 - 170.38.255.255' is 'cybersoc@petronas.com'

inetnum:        170.38.0.0 - 170.38.255.255
netname:        PETRONAS-BHD
descr:          Petroliam Nasional Berhad
country:        MY
org:            ORG-PNB2-AP
admin-c:        PNBA1-AP
tech-c:         PNBA1-AP
abuse-c:        AP1048-AP
status:         ASSIGNED PORTABLE
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-routes:     MAINT-PETRONAS-BHD-MY
mnt-irt:        IRT-PETRONAS-BHD-MY
last-modified:  2020-11-04T13:07:08Z
source:         APNIC

irt:            IRT-PETRONAS-BHD-MY
address:        Tower 1, PETRONAS Twin Towers. Kuala Lumpur City Centre, Kuala Lumpur 50088
e-mail:         cybersoc@petronas.com
abuse-mailbox:  cybersoc@petronas.com
admin-c:        PNBA1-AP
tech-c:         PNBA1-AP
auth:           # Filtered
remarks:        cybersoc@petronas.com is invalid
mnt-by:         MAINT-PETRONAS-BHD-MY
last-modified:  2025-11-18T00:33:22Z
source:         APNIC

organisation:   ORG-PNB2-AP
org-name:       Petroliam Nasional Berhad
org-type:       LIR
country:        MY
address:        Tower 1, PETRONAS Twin Towers. Kuala Lumpur City Centre
phone:          +603-2051-5000
e-mail:         petnic-c@petronas.com.my
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:56Z
source:         APNIC

role:           ABUSE PETRONASBHDMY
country:        ZZ
address:        Tower 1, PETRONAS Twin Towers. Kuala Lumpur City Centre, Kuala Lumpur 50088
phone:          +000000000
e-mail:         cybersoc@petronas.com
admin-c:        PNBA1-AP
tech-c:         PNBA1-AP
nic-hdl:        AP1048-AP
remarks:        Generated from irt object IRT-PETRONAS-BHD-MY
remarks:        cybersoc@petronas.com is invalid
abuse-mailbox:  cybersoc@petronas.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-04T17:10:31Z
source:         APNIC

role:           Petroliam Nasional Berhad administrator
address:        Tower 1, PETRONAS Twin Towers. Kuala Lumpur City Centre, Kuala Lumpur  50088
country:        MY
phone:          +603-2051-5000
e-mail:         petnic-c@petronas.com.my
admin-c:        PNBA1-AP
tech-c:         PNBA1-AP
nic-hdl:        PNBA1-AP
mnt-by:         MAINT-PETRONAS-BHD-MY
last-modified:  2019-11-08T02:38:40Z
source:         APNIC

% Information related to '170.38.0.0/16AS139776'

route:          170.38.0.0/16
origin:         AS139776
descr:          Petroliam Nasional Berhad
                Tower 1, PETRONAS Twin Towers. Kuala Lumpur City Centre
mnt-by:         MAINT-PETRONAS-BHD-MY
last-modified:  2020-05-04T07:43:40Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-AU4)