% 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 '103.251.172.0 - 103.251.175.255'

% Abuse contact for '103.251.172.0 - 103.251.175.255' is 'abuse@tasmanet.com.au'

inetnum:        103.251.172.0 - 103.251.175.255
netname:        TASMANETPTYLTD-AU
descr:          Tasmanet
country:        AU
geofeed:        https://raw.githubusercontent.com/Field-Solutions-Group/network.geofeed/main/field-au-geo-feed.csv
org:            ORG-TA137-AP
admin-c:        TA416-AP
tech-c:         TA416-AP
abuse-c:        AS3875-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|http://www.apnic.net/invalidcontact]
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-TASMANETPTYLTD-AU
mnt-routes:     MAINT-TASMANETPTYLTD-AU
mnt-irt:        IRT-TASMANETPTYLTD-AU
last-modified:  2026-09-03T00:10:18Z
source:         APNIC

irt:            IRT-TASMANETPTYLTD-AU
address:        LEVEL 1, 45 CLARENCE STREET, SYDNEY NSW 2000
e-mail:         michael.diamond@commsgroup.global
abuse-mailbox:  abuse@tasmanet.com.au
admin-c:        SPLA71-AP
tech-c:         SPLA71-AP
auth:           # Filtered
remarks:        abuse@tasmanet.com.au was validated on 2026-08-26
mnt-by:         MAINT-SYNTELPTYLTD-AU
last-modified:  2026-09-03T00:10:22Z
source:         APNIC

organisation:   ORG-TA137-AP
org-name:       TASMANET
org-type:       LIR
country:        AU
address:        LEVEL 1
address:        45 CLARENCE STREET
phone:          +61407979784
e-mail:         michael.diamond@commsgroup.global
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2025-06-24T13:15:42Z
source:         APNIC

role:           ABUSE SYNTELPTYLTD1AU
country:        ZZ
address:        LEVEL 1, 45 CLARENCE STREET, SYDNEY NSW 2000
phone:          +000000000
e-mail:         noc@tasmanet.com.au
admin-c:        SPLA72-AP
tech-c:         SPLA72-AP
nic-hdl:        AS3875-AP
remarks:        Generated from irt object IRT-SYNTELPTYLTD1-AU
remarks:        noc@tasmanet.com.au was validated on 2026-08-25
remarks:        abuse@tasmanet.com.au was validated on 2026-08-26
abuse-mailbox:  abuse@tasmanet.com.au
mnt-by:         APNIC-ABUSE
last-modified:  2026-08-26T02:25:00Z
source:         APNIC

role:           Tasmanet Administrator
address:        LEVEL 1, 45 CLARENCE STREET, SYDNEY NSW 2000
country:        AU
phone:          +61407979784
e-mail:         michael.diamond@commsgroup.global
admin-c:        TA416-AP
tech-c:         TA416-AP
nic-hdl:        TA416-AP
mnt-by:         MAINT-TASMANETPTYLTD-AU
last-modified:  2026-09-03T00:10:15Z
source:         APNIC

% Information related to '103.251.172.0/23AS45158'

route:          103.251.172.0/23
origin:         AS45158
descr:          Field Solutions Group Pty Ltd Tech 1, 40-50 Innovation Drive
mnt-by:         MAINT-TASMANETPTYLTD-AU
last-modified:  2026-09-03T00:10:18Z
source:         APNIC

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