% 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 '103.54.238.0 - 103.54.239.255'

% Abuse contact for '103.54.238.0 - 103.54.239.255' is 'APNIC.Abuse@santos.com'

inetnum:        103.54.238.0 - 103.54.239.255
netname:        SANTOS-AU
descr:          Santos Limited
country:        AU
org:            ORG-SL45-AP
admin-c:        SU38-AP
tech-c:         SU38-AP
status:         ALLOCATED PORTABLE
abuse-c:        AS2341-AP
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-lower:      MAINT-AU-SANTOS
mnt-routes:     MAINT-AU-SANTOS
mnt-irt:        IRT-SANTOS-AU
last-modified:  2025-12-17T01:25:59Z
source:         APNIC

irt:            IRT-SANTOS-AU
address:        60 Flinders Street
address:        Adelaide 5000
e-mail:         APNIC.Maintainer@santos.com
abuse-mailbox:  APNIC.Abuse@santos.com
admin-c:        SU38-AP
tech-c:         SU38-AP
auth:           # Filtered
remarks:        apnic.maintainer@santos.com was validated on 2025-08-13
remarks:        apnic.abuse@santos.com was validated on 2026-01-05
mnt-by:         MAINT-AU-SANTOS
last-modified:  2026-01-05T02:56:18Z
source:         APNIC

organisation:   ORG-SL45-AP
org-name:       Santos Limited
org-type:       LIR
country:        AU
address:        60 Flinders Street
phone:          +61-7-3838-3542
e-mail:         APNIC.Maintainer@santos.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-13T12:59:57Z
source:         APNIC

role:           ABUSE SANTOSAU
country:        ZZ
address:        60 Flinders Street
address:        Adelaide 5000
phone:          +000000000
e-mail:         APNIC.Maintainer@santos.com
admin-c:        SU38-AP
tech-c:         SU38-AP
nic-hdl:        AS2341-AP
remarks:        Generated from irt object IRT-SANTOS-AU
remarks:        apnic.maintainer@santos.com was validated on 2025-08-13
remarks:        apnic.abuse@santos.com was validated on 2026-01-05
abuse-mailbox:  APNIC.Abuse@santos.com
mnt-by:         APNIC-ABUSE
last-modified:  2026-01-05T02:56:49Z
source:         APNIC

person:         Santos Unix Support
nic-hdl:        SU38-AP
e-mail:         APNIC.Maintainer@santos.com
address:        60 Flinders Street
address:        Adelaide 5000
phone:          +61-7-3838-3542
country:        AU
mnt-by:         MAINT-AU-SANTOS
last-modified:  2019-07-12T04:22:04Z
source:         APNIC

% Information related to '103.54.238.0/23AS132162'

route:          103.54.238.0/23
descr:          SANTOS-AU
origin:         AS132162
mnt-by:         MAINT-AU-SANTOS
mnt-routes:     MAINT-AU-SANTOS
last-modified:  2025-12-17T01:28:40Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.36-SNAPSHOT (WHOIS-AU5)