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



% [whois.apnic.net]
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% Information related to '103.69.72.0 - 103.69.75.255'

% Abuse contact for '103.69.72.0 - 103.69.75.255' is 'abuse@rackcorp.com'

inetnum:        103.69.72.0 - 103.69.75.255
netname:        RACKCORP-AU
descr:          Network Synergy Corporation Pty Ltd
country:        AU
org:            ORG-NSCP1-AP
admin-c:        NSCP1-AP
tech-c:         NSCP1-AP
status:         ALLOCATED PORTABLE
abuse-c:        AR892-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-RACKCORP-AU
mnt-routes:     MAINT-RACKCORP-AU
mnt-irt:        IRT-RACKCORP-AU
last-modified:  2022-02-22T04:48:43Z
source:         APNIC

irt:            IRT-RACKCORP-AU
address:        Suite 1501, 68 Pitt St
e-mail:         admin-network@rackcorp.com
abuse-mailbox:  abuse@rackcorp.com
admin-c:        NSCP1-AP
tech-c:         NSCP1-AP
auth:           # Filtered
remarks:        abuse@rackcorp.com was validated on 2025-08-07
remarks:        admin-network@rackcorp.com was validated on 2025-09-17
mnt-by:         MAINT-RACKCORP-AU
last-modified:  2025-11-18T00:26:40Z
source:         APNIC

organisation:   ORG-NSCP1-AP
org-name:       Network Synergy Corporation Pty Ltd
org-type:       LIR
country:        AU
address:        Suite 3101, 31 Market Street
phone:          +61290451556
fax-no:         +61290451556
e-mail:         support@rackcorp.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:15:45Z
source:         APNIC

role:           ABUSE RACKCORPAU
country:        ZZ
address:        Suite 1501, 68 Pitt St
phone:          +000000000
e-mail:         admin-network@rackcorp.com
admin-c:        NSCP1-AP
tech-c:         NSCP1-AP
nic-hdl:        AR892-AP
remarks:        Generated from irt object IRT-RACKCORP-AU
remarks:        abuse@rackcorp.com was validated on 2025-08-07
remarks:        admin-network@rackcorp.com was validated on 2025-09-17
abuse-mailbox:  abuse@rackcorp.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-17T13:13:41Z
source:         APNIC

role:           NETWORK SYNERGY CORPORATION PTY LTD - network admi
address:        Suite 1501, 68 Pitt St, Sydney AU
country:        AU
phone:          +61290451556
e-mail:         admin-network@rackcorp.com
admin-c:        NSCP1-AP
tech-c:         NSCP1-AP
nic-hdl:        NSCP1-AP
mnt-by:         MAINT-RACKCORP-AU
last-modified:  2016-07-04T02:14:29Z
source:         APNIC

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