% 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 '217.74.240.0 - 217.74.247.255'

% Abuse contact for '217.74.240.0 - 217.74.247.255' is 'abuse@mtu.ru'

inetnum:        217.74.240.0 - 217.74.247.255
netname:        KUBANGSM-NET
descr:          Kuban-GSM Local Registry
country:        RU
admin-c:        MT12425-RIPE
admin-c:        MTS133-RIPE
tech-c:         MT12425-RIPE
tech-c:         MTS133-RIPE
status:         ASSIGNED PA
mnt-by:         KUBANGSM-MNT
created:        2003-11-03T06:21:10Z
last-modified:  2015-02-17T12:02:20Z
source:         RIPE # Filtered
remarks:        INFRA-AW

person:         Mobile TeleSystem
remarks:        OJSC Mobile TeleSystems Branch Macro-region South
address:        61, Gimnazicheskaya str., Krasnodar, Russia, 350000
phone:          +78612460116
fax-no:         +78612671535
nic-hdl:        MT12425-RIPE
mnt-by:         KUBANGSM-MNT
created:        2012-12-12T07:54:10Z
last-modified:  2012-12-12T11:38:14Z
source:         RIPE # Filtered

person:         Mobile TeleSystems
remarks:        OJSC Mobile TeleSystems Branch Macro-region South
address:        61, Gimnazicheskaya str., Krasnodar, Russia, 350000
phone:          +78612460116
fax-no:         +78612671535
nic-hdl:        MTS133-RIPE
mnt-by:         KUBANGSM-MNT
created:        2015-02-16T07:07:16Z
last-modified:  2017-10-30T22:44:14Z
source:         RIPE # Filtered

% Information related to '217.74.244.0/22AS8359'

route:          217.74.244.0/22
descr:          KUBANGSM-NET
origin:         AS8359
mnt-by:         KUBANGSM-MNT
mnt-by:         MTU-NOC
created:        2022-09-06T08:05:02Z
last-modified:  2022-09-06T08:05:02Z
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