% 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 '178.45.208.0 - 178.45.223.255'

% Abuse contact for '178.45.208.0 - 178.45.223.255' is 'abuse@rt.ru'

inetnum:        178.45.208.0 - 178.45.223.255
netname:        VOLGA-SARATOV-DYNPOOL-130112
descr:          Dynamic Pools for xDSL and FTTH subscribers
country:        RU
admin-c:        AVB35-RIPE
tech-c:         AVB35-RIPE
status:         ASSIGNED PA
mnt-by:         MNT-VOLGATELECOM
mnt-lower:      MNT-SAN
mnt-routes:     MNT-VOLGATELECOM
mnt-routes:     MNT-SAN
mnt-domains:    MNT-SAN
created:        2012-01-13T13:10:38Z
last-modified:  2012-01-13T13:10:38Z
source:         RIPE # Filtered

person:         Alexey V Bogdanov
address:        JSC "VolgaTelecom", Saratov Branch Office
address:        Mirny pereulok 11/13 410000 Saratov Russia
phone:          +7 8452 757575
nic-hdl:        AVB35-RIPE
created:        2002-10-11T18:30:57Z
mnt-by:         ROSTELECOM-MNT
last-modified:  2019-07-08T06:59:31Z
source:         RIPE

% Information related to '178.45.208.0/20AS12389'

route:          178.45.208.0/20
origin:         AS12389
mnt-by:         MNT-SAN
created:        2016-05-25T08:17:00Z
last-modified:  2016-05-25T08:17:00Z
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