% 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://apps.db.ripe.net/docs/HTML-Terms-And-Conditions

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

% Information related to '194.152.234.200 - 194.152.234.207'

% Abuse contact for '194.152.234.200 - 194.152.234.207' is 'abuse@t.ht.hr'

inetnum:        194.152.234.200 - 194.152.234.207
netname:        TERMETUHELJ-HR
descr:          Terme Tuhelj d.o.o.
country:        HR
admin-c:        TN1929-RIPE
tech-c:         TN1929-RIPE
status:         ASSIGNED PA
mnt-by:         HPT-MNT
created:        2012-06-01T13:27:18Z
last-modified:  2012-06-01T13:27:18Z
source:         RIPE

person:         Tomislav Novak
address:        Terme Tuhelj d.o.o.
address:        Ljudevita Gaja 4
address:        49215 Tuhelj
address:        Croatia
phone:          +385 98 9832 355
nic-hdl:        TN1929-RIPE
mnt-by:         HPT-MNT
created:        2012-06-01T13:24:46Z
last-modified:  2012-06-01T13:24:46Z
source:         RIPE

% Information related to '194.152.192.0/18AS5391'

route:          194.152.192.0/18
descr:          Hrvatski Telekom d.d.
descr:          Croatian Telecom Inc.
origin:         AS5391
mnt-lower:      HPT-MNT
mnt-by:         HPT-MNT
created:        2001-11-15T13:53:59Z
last-modified:  2014-01-22T08:53:35Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.111 (DEXTER)

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