% 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 '198.51.100.0 - 198.51.100.255'

% Abuse contact for '198.51.100.0 - 198.51.100.255' is 'helpdesk@apnic.net'

inetnum:        198.51.100.0 - 198.51.100.255
netname:        TEST-NET-2
descr:          IANA
descr:          RFC5737 Documentation Address Block
country:        AU
org:            ORG-ARAD1-AP
admin-c:        HM20-AP
tech-c:         HM20-AP
abuse-c:        AA1412-AP
status:         ASSIGNED PORTABLE
remarks:        -+-+-+-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+-+
remarks:        This block is reserved for use in documentation and
remarks:        should not be used in any real networks.
remarks:        Please see more details at
remarks:        http://www.iana.org/go/rfc5737
remarks:        -+-+-+-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+-+
mnt-by:         APNIC-HM
mnt-routes:     APNIC-HM
mnt-irt:        IRT-APNICRANDNET-AU
last-modified:  2020-07-15T13:10:57Z
source:         APNIC

irt:            IRT-APNICRANDNET-AU
address:        PO Box 3646
address:        South Brisbane, QLD 4101
address:        Australia
e-mail:         helpdesk@apnic.net
abuse-mailbox:  helpdesk@apnic.net
admin-c:        AR302-AP
tech-c:         AR302-AP
auth:           # Filtered
remarks:        helpdesk@apnic.net was validated on 2021-02-09
mnt-by:         MAINT-AU-APNIC-GM85-AP
last-modified:  2021-03-09T01:10:21Z
source:         APNIC

organisation:   ORG-ARAD1-AP
org-name:       APNIC Research and Development
org-type:       LIR
country:        AU
address:        6 Cordelia St
phone:          +61-7-38583100
fax-no:         +61-7-38583199
e-mail:         helpdesk@apnic.net
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:15:19Z
source:         APNIC

role:           ABUSE APNICRANDNETAU
address:        PO Box 3646
address:        South Brisbane, QLD 4101
address:        Australia
country:        ZZ
phone:          +000000000
e-mail:         helpdesk@apnic.net
admin-c:        AR302-AP
tech-c:         AR302-AP
nic-hdl:        AA1412-AP
remarks:        Generated from irt object IRT-APNICRANDNET-AU
abuse-mailbox:  helpdesk@apnic.net
mnt-by:         APNIC-ABUSE
last-modified:  2021-03-09T01:10:22Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-AU3)

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