% 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 '185.15.6.0 - 185.15.7.255'

% Abuse contact for '185.15.6.0 - 185.15.7.255' is 'abuse@ic.km.ua'

inetnum:        185.15.6.0 - 185.15.7.255
netname:        UA-IC
descr:          KhmelnitskInfocom LLC
descr:          PPP & PPPoE dynamic ip pool (NCC # 2013010663)
remarks:        INFRA-AW
geofeed:        https://ic.km.ua/geofeeds/geofeed.csv
country:        UA
admin-c:        IC-RIPE
tech-c:         IC-RIPE
status:         ASSIGNED PA
mnt-by:         IC-MNT
created:        2013-01-11T07:09:23Z
last-modified:  2023-01-24T11:38:52Z
source:         RIPE

role:           KhmelnitskInfocom LTD
address:        KhmelnitskInfocom, NOC
address:        40, Heroiv Maidanu st.
address:        29000, Khmelnitskiy
address:        Ukraine
remarks:        trouble: Points of contact for :
remarks:        trouble: SPAM/Network security issues: abuse@ic.km.ua
remarks:        trouble: routing and peering issues: hostmaster@ic.km.ua
remarks:        trouble: general information: office@ic.km.ua
phone:          +380382765476
fax-no:         +380382765501
abuse-mailbox:  abuse@ic.km.ua
admin-c:        VOVK-RIPE
admin-c:        OLD-RIPE
tech-c:         VOVK-RIPE
nic-hdl:        IC-RIPE
mnt-by:         IC-MNT
created:        2003-03-28T15:46:41Z
last-modified:  2020-10-07T08:31:42Z
source:         RIPE # Filtered

% Information related to '185.15.6.0/23AS56423'

route:          185.15.6.0/23
descr:          UNET more specific
origin:         AS56423
mnt-by:         IC-MNT
created:        2013-08-02T08:23:19Z
last-modified:  2013-08-02T08:23:19Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.112 (BUSA)

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