% 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 '217.66.152.0 - 217.66.159.255'

% Abuse contact for '217.66.152.0 - 217.66.159.255' is 'abuse@mtu.ru'

inetnum:        217.66.152.0 - 217.66.159.255
netname:        SPBMTS
descr:          Mobile TeleSystems, OJSC, MR North-West
remarks:        INFRA-AW
country:        RU
admin-c:        AVL290-RIPE
tech-c:         AVL290-RIPE
status:         ASSIGNED PA
mnt-by:         MR-NW-MTS-MNT
created:        2010-04-26T10:32:30Z
last-modified:  2017-06-08T11:53:29Z
source:         RIPE # Filtered

person:         Alexey V. Leontyev
address:        Malaya Monetnaya Street 2-A, 197101 Saint-Petersburg, Russia
phone:          +7 812 7039113
fax-no:         +7 812 703 3191
nic-hdl:        AVL290-RIPE
mnt-by:         MTSNET-MNT
created:        2016-05-19T13:36:22Z
last-modified:  2017-10-30T23:14:53Z
source:         RIPE # Filtered

% Information related to '217.66.158.0/23AS8359'

route:          217.66.158.0/23
descr:          Mobile TeleSystems PJSC, North-West division
descr:          Malaya Monetnaya Street 2-A
descr:          197101 Saint-Petersburg, Russia
origin:         AS8359
mnt-by:         MR-NW-MTS-MNT
mnt-by:         MTU-NOC
created:        2016-06-04T18:09:48Z
last-modified:  2016-06-04T18:09:48Z
source:         RIPE # Filtered

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

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