% 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 '109.163.216.0 - 109.163.219.255'

% Abuse contact for '109.163.216.0 - 109.163.219.255' is 'abuse@domru.ru'

inetnum:        109.163.216.0 - 109.163.219.255
netname:        ERTH-IRKUTSK-PPPOE-26-NET
descr:          JSC "ER-Telecom Holding" Irkutsk branch
descr:          Irkutsk, Russia
descr:          PPPoE individual customers
country:        RU
admin-c:        ERTH38-RIPE
org:            ORG-CHIB2-RIPE
tech-c:         ERTH38-RIPE
status:         ASSIGNED PA
mnt-by:         RAID-MNT
geoloc:         52.27777945615291 104.30080270996086
remarks:        INFRA-AW
created:        2016-12-01T12:24:19Z
last-modified:  2016-12-01T12:24:19Z
source:         RIPE # Filtered

organisation:   ORG-CHIB2-RIPE
org-name:       JSC "ER-Telecom Holding" Irkutsk Branch
org-type:       OTHER
descr:          TM DOM.RU, Irkutsk ISP
address:        shosse Kosmonavtov, 111
address:        614099 Perm'
address:        Russian Federation
phone:          +7 342 2462 367
fax-no:         +7 342 2195 104
admin-c:        ERTH38-RIPE
tech-c:         ERTH38-RIPE
abuse-c:        RAID1-RIPE
mnt-ref:        RAID-MNT
mnt-by:         RAID-MNT
created:        2011-06-16T11:29:23Z
last-modified:  2019-10-18T09:11:48Z
source:         RIPE # Filtered

role:           Network Operation Center CJSC ER-Telecom Holding Irkutsk branch
address:        CJSC "ER-Telecom Holding" Irkutsk branch
address:        shosse Kosmonavtov, 111
address:        614099 Perm'
address:        Russian Federation
phone:          +7 342 2 195 100
fax-no:         +7 342 2 195 100
admin-c:        RAID1-RIPE
tech-c:         RAID1-RIPE
nic-hdl:        ERTH38-RIPE
created:        2011-06-16T11:23:49Z
last-modified:  2019-10-18T13:08:27Z
source:         RIPE # Filtered
mnt-by:         RAID-MNT

% Information related to '109.163.216.0/23AS51645'

route:          109.163.216.0/23
origin:         AS51645
org:            ORG-CHIB2-RIPE
descr:          JSC "ER-Telecom Holding" Irkutsk branch
descr:          Irkutsk, Russia
mnt-by:         RAID-MNT
created:        2016-12-01T12:24:19Z
last-modified:  2016-12-01T12:24:19Z
source:         RIPE # Filtered

organisation:   ORG-CHIB2-RIPE
org-name:       JSC "ER-Telecom Holding" Irkutsk Branch
org-type:       OTHER
descr:          TM DOM.RU, Irkutsk ISP
address:        shosse Kosmonavtov, 111
address:        614099 Perm'
address:        Russian Federation
phone:          +7 342 2462 367
fax-no:         +7 342 2195 104
admin-c:        ERTH38-RIPE
tech-c:         ERTH38-RIPE
abuse-c:        RAID1-RIPE
mnt-ref:        RAID-MNT
mnt-by:         RAID-MNT
created:        2011-06-16T11:29:23Z
last-modified:  2019-10-18T09:11:48Z
source:         RIPE # Filtered

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