% 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 '103.53.116.0 - 103.53.119.255'

% Abuse contact for '103.53.116.0 - 103.53.119.255' is 'abuse@swoop.com.au'

inetnum:        103.53.116.0 - 103.53.119.255
netname:        ANYCASTHOLDINGS-AU
descr:          Anycast Holdings Pty Ltd
country:        AU
org:            ORG-CIPL2-AP
admin-c:        AHPL3-AP
tech-c:         AHPL3-AP
status:         ALLOCATED PORTABLE
abuse-c:        AA1629-AP
mnt-by:         APNIC-HM
mnt-routes:     MAINT-AU-ANYCASTHOLDINGS
mnt-lower:      MAINT-AU-ANYCASTHOLDINGS
mnt-irt:        IRT-AU-ANYCASTHOLDINGS
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:        --------------------------------------------------------
last-modified:  2024-06-18T01:23:24Z
geofeed:        https://geofeed.swoop.com.au/geofeed.csv
source:         APNIC

irt:            IRT-AU-ANYCASTHOLDINGS
address:        Level 1
address:        5/15 Phoenix Street, Warragul
e-mail:         neteng@swoop.com.au
abuse-mailbox:  abuse@swoop.com.au
admin-c:        AHPL3-AP
tech-c:         AHPL3-AP
auth:           # Filtered
remarks:        abuse@swoop.com.au was validated on 2025-08-24
remarks:        neteng@swoop.com.au was validated on 2025-11-26
mnt-by:         MAINT-AU-ANYCASTHOLDINGS
last-modified:  2025-11-26T23:02:50Z
source:         APNIC

organisation:   ORG-CIPL2-AP
org-name:       Anycast Holdings Pty Ltd
org-type:       LIR
country:        AU
address:        Level 21, 135 King Street
phone:          +61 3 5622 4600
e-mail:         noc@anycast.com.au
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2024-01-18T12:56:44Z
source:         APNIC

role:           ABUSE AUANYCASTHOLDINGS
country:        ZZ
address:        Level 1
address:        5/15 Phoenix Street, Warragul
phone:          +000000000
e-mail:         neteng@swoop.com.au
admin-c:        AHPL3-AP
tech-c:         AHPL3-AP
nic-hdl:        AA1629-AP
remarks:        Generated from irt object IRT-AU-ANYCASTHOLDINGS
remarks:        abuse@swoop.com.au was validated on 2025-08-24
remarks:        neteng@swoop.com.au was validated on 2025-11-26
abuse-mailbox:  abuse@swoop.com.au
mnt-by:         APNIC-ABUSE
last-modified:  2025-11-26T23:03:36Z
source:         APNIC

role:           ANYCAST HOLDINGS PTY LTD
address:        Level 21, 135 King Street, Sydney, NSW, 2000
country:        AU
phone:          +61 3 5622 4600
e-mail:         noc@connectivityit.com.au
admin-c:        TB210-AP
tech-c:         TB210-AP
nic-hdl:        AHPL3-AP
mnt-by:         MAINT-AU-ANYCASTHOLDINGS
last-modified:  2024-01-17T23:34:11Z
source:         APNIC

% Information related to '103.53.117.0/24AS17551'

route:          103.53.117.0/24
origin:         AS17551
descr:          Anycast Holdings Pty Ltd
                Level 1
                5/15 Phoenix Street
mnt-by:         MAINT-AU-ANYCASTHOLDINGS
last-modified:  2024-01-10T03:02:53Z
source:         APNIC

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