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

% [whois.apnic.net]
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% Information related to '202.146.28.0 - 202.146.31.255'

% Abuse contact for '202.146.28.0 - 202.146.31.255' is 'secadmin@qr.com.au'

inetnum:        202.146.28.0 - 202.146.31.255
netname:        QUEENSLANDRAIL-AU
descr:          Queensland Rail Limited
country:        AU
org:            ORG-QPPL1-AP
admin-c:        QRLA1-AP
tech-c:         QRLA1-AP
abuse-c:        AQ223-AP
status:         ALLOCATED 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-lower:      MAINT-QUEENSLANDRAIL-AU
mnt-routes:     MAINT-QUEENSLANDRAIL-AU
mnt-irt:        IRT-QUEENSLANDRAIL-AU
last-modified:  2025-05-21T04:35:37Z
source:         APNIC

irt:            IRT-QUEENSLANDRAIL-AU
address:        305 Edward St
e-mail:         secadmin@qr.com.au
abuse-mailbox:  secadmin@qr.com.au
admin-c:        QRLA1-AP
tech-c:         QRLA1-AP
auth:           # Filtered
remarks:        secadmin@qr.com.au was validated on 2026-05-19
mnt-by:         MAINT-QUEENSLANDRAIL-AU
last-modified:  2026-05-19T22:33:22Z
source:         APNIC

organisation:   ORG-QPPL1-AP
org-name:       Queensland Rail Limited
org-type:       LIR
country:        AU
address:        RC1, Level 14
address:        305 Edward St
phone:          +61-7-3072-2031
fax-no:         +61-7-3072-8261
e-mail:         ipadmin@qr.com.au
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2025-05-21T04:35:06Z
source:         APNIC

role:           ABUSE QUEENSLANDRAILAU
country:        ZZ
address:        305 Edward St
phone:          +000000000
e-mail:         secadmin@qr.com.au
admin-c:        QRLA1-AP
tech-c:         QRLA1-AP
nic-hdl:        AQ223-AP
remarks:        Generated from irt object IRT-QUEENSLANDRAIL-AU
remarks:        secadmin@qr.com.au was validated on 2026-05-19
abuse-mailbox:  secadmin@qr.com.au
mnt-by:         APNIC-ABUSE
last-modified:  2026-05-19T22:33:30Z
source:         APNIC

role:           Queensland Rail Limited Administrator
address:        305 Edward St
country:        AU
phone:          +61 13 16 17
e-mail:         ipadmin@qr.com.au
admin-c:        IA284-AP
tech-c:         IA284-AP
nic-hdl:        QRLA1-AP
mnt-by:         MAINT-QUEENSLANDRAIL-AU
last-modified:  2025-05-21T04:35:02Z
source:         APNIC

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