% 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 '193.233.52.0 - 193.233.53.255'

% Abuse contact for '193.233.52.0 - 193.233.53.255' is 'abuse@stech.ru'

inetnum:        193.233.52.0 - 193.233.53.255
netname:        STECH-NET
org:            ORG-STEC2-RIPE
country:        RU
admin-c:        MDS875-RIPE
tech-c:         AVS600-RIPE
status:         ASSIGNED PA
mnt-by:         FREENET-MNT
created:        2020-01-27T20:24:01Z
last-modified:  2020-01-28T14:34:01Z
source:         RIPE # Filtered

organisation:   ORG-STEC2-RIPE
org-name:       OOO Smart Technologies
country:        RU
org-type:       OTHER
address:        A4B, Comcity, stroenie 1, domovladenie 6, 22-km, Kievskoe shosse
address:        108811 Moscow, Russia
abuse-c:        SAC181-RIPE
mnt-ref:        FREENET-MNT
mnt-by:         FREENET-MNT
created:        2020-01-27T20:09:19Z
last-modified:  2022-12-01T17:27:06Z
source:         RIPE # Filtered

person:         Alexandr V Samokhin
address:        Smart Technologies 22-km Kievskoye shosse, domovladenie 6, stroenie 1, rootm 1G
phone:          +7 (495) 777 5443
nic-hdl:        AVS600-RIPE
mnt-by:         STECH-MNT
created:        2020-01-27T21:49:31Z
last-modified:  2020-01-27T21:52:08Z
source:         RIPE # Filtered

person:         Maxim D Sychevoy
address:        Smart Technologies 22-km Kievskoye shosse, domovladenie 6, stroenie 1, rootm 1G
phone:          +7 (495) 777 5443
nic-hdl:        MDS875-RIPE
mnt-by:         STECH-MNT
created:        2020-01-23T11:32:48Z
last-modified:  2020-01-23T11:32:48Z
source:         RIPE

% Information related to '193.233.52.0/23AS207447'

route:          193.233.52.0/23
origin:         AS207447
org:            ORG-STEC2-RIPE
mnt-by:         FREENET-MNT
created:        2020-01-30T13:28:33Z
last-modified:  2020-01-30T13:28:33Z
source:         RIPE

organisation:   ORG-STEC2-RIPE
org-name:       OOO Smart Technologies
country:        RU
org-type:       OTHER
address:        A4B, Comcity, stroenie 1, domovladenie 6, 22-km, Kievskoe shosse
address:        108811 Moscow, Russia
abuse-c:        SAC181-RIPE
mnt-ref:        FREENET-MNT
mnt-by:         FREENET-MNT
created:        2020-01-27T20:09:19Z
last-modified:  2022-12-01T17:27:06Z
source:         RIPE # Filtered

% 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