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

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to '146.108.0.0 - 146.108.255.255'

% Abuse contact for '146.108.0.0 - 146.108.255.255' is 'cca-zg-ripe@cancom.com'

inetnum:        146.108.0.0 - 146.108.255.255
abuse-c:        ZAH6-RIPE
descr:          Zumtobel AG
descr:          Hoechsterstrasse 8
descr:          A-6850 Dornbirn
country:        AT
status:         LEGACY
remarks:        country is actually Europe
remarks:        maintained by CANCOM Converged Services GmbH for Zumtobel GmbH, Austria
admin-c:        FH6308-RIPE
admin-c:        HF3205-RIPE
tech-c:         HF3205-RIPE
tech-c:         FH6308-RIPE
netname:        ZUMTOBEL
mnt-by:         ZUMTOBEL-MNT
mnt-domains:    ZUMTOBEL-MNT
mnt-routes:     ZUMTOBEL-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2024-05-24T09:51:04Z
source:         RIPE

person:         Fabian Hulka
address:        Wolfganggasse 58-60. A-1120 Wien
phone:          +43 664 628 5150
nic-hdl:        FH6308-RIPE
mnt-by:         ZUMTOBEL-MNT
created:        2024-05-15T07:30:47Z
last-modified:  2024-05-15T07:30:47Z
source:         RIPE

person:         Hoellbacher Francesco
address:        Kapsch BusinessCom AG
address:        Wienerbergstrasse 53
address:        Wien 1120
phone:          +43 664 6285419
mnt-by:         GRAZ-AG-MNT
nic-hdl:        HF3205-RIPE
created:        2020-10-23T12:43:28Z
last-modified:  2020-10-23T12:43:28Z
source:         RIPE # Filtered

% Information related to '146.108.0.0/16AS15733'

route:          146.108.0.0/16
descr:          ZUMTOBEL-NET
origin:         AS15733
mnt-by:         ZUMTOBEL-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2015-07-22T09:42:40Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.114 (SHETLAND)

Search for
IP address lookups			Miscellaneous queries
-l	1st level less specific		-i	Inverse attributes	None admin-c admin-c,tech-c,zone-c author cross-mnt cross-nfy local-as mbrs-by-ref member-of mnt-by mnt-lower mnt-nfy mnt-routes notify nserver origin person referral-by rev-srv sub-dom tech-c upd-to zone-c
-L	All less specific		-T	Object types	All as-block as-set aut-num domain filter-set inet-rtr inet6num inetnum irt key-cert mntner peering-set person role route route-set rtr-set
-m	1st level more specific
-M	All more specific		Query hints Include "AS" in front of an AS number. Example: AS4808 Include "-t" (template only) or "-v" (template and description) in front of an object name to view the template Example: -t inetnum
-x	Exact match only
-d	Associated reverse domain