% 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 '46.138.0.0 - 46.138.127.255'

% Abuse contact for '46.138.0.0 - 46.138.127.255' is 'abuse@spd-mgts.ru'

inetnum:        46.138.0.0 - 46.138.127.255
netname:        MGTS-PPPOE
descr:          Moscow Local Telephone Network (PJSC MGTS)
country:        RU
admin-c:        USPD-RIPE
tech-c:         USPD-RIPE
status:         ASSIGNED PA
mnt-by:         MGTS-USPD-MNT
created:        2011-11-09T15:13:35Z
last-modified:  2020-01-13T10:39:33Z
source:         RIPE

role:           PJSC Moscow City Telephone Network NOC
address:        USPD MGTS
address:        Moscow, Russia
address:        Khachaturyana 5
admin-c:        AGS9167-RIPE
admin-c:        AVK103-RIPE
admin-c:        GIA45-RIPE
tech-c:         AVK103-RIPE
tech-c:         VMK
tech-c:         ANO3-RIPE
abuse-mailbox:  abuse@spd-mgts.ru
nic-hdl:        USPD-RIPE
mnt-by:         MGTS-USPD-MNT
created:        2006-09-11T07:56:01Z
last-modified:  2022-04-04T16:36:51Z
source:         RIPE # Filtered

% Information related to '46.138.0.0/16AS25513'

route:          46.138.0.0/16
descr:          Moscow Local Telephone Network (PJSC MGTS)
descr:          Moscow, Russia
origin:         AS25513
mnt-by:         MGTS-USPD-MNT
created:        2010-11-29T19:47:08Z
last-modified:  2020-01-13T10:32:12Z
source:         RIPE

% 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