% 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 '37.112.112.0 - 37.112.119.255'

% Abuse contact for '37.112.112.0 - 37.112.119.255' is 'abuse@domru.ru'

inetnum:        37.112.112.0 - 37.112.119.255
netname:        ERTH-SARATOV-PPPOE-18-NET
descr:          JSC "ER-Telecom Holding" Saratov branch
descr:          Saratov, Russia
descr:          PPPoE individual customers
country:        RU
admin-c:        ERTH64-RIPE
org:            ORG-CHSB1-RIPE
tech-c:         ERTH64-RIPE
status:         ASSIGNED PA
mnt-by:         RAID-MNT
remarks:        INFRA-AW
created:        2017-12-15T10:01:43Z
last-modified:  2017-12-15T10:01:43Z
source:         RIPE # Filtered

organisation:   ORG-CHSB1-RIPE
org-name:       JSC "ER-Telecom Holding" Saratov Branch
org-type:       OTHER
descr:          TM DOM.RU, Saratov ISP
address:        Slonova I.A. str., 1
address:        410000 Saratov
address:        Russian Federation
phone:          +7 8452 338-999
fax-no:         +7 8452 338-999
abuse-c:        RAID1-RIPE
admin-c:        ERTH64-RIPE
tech-c:         ERTH64-RIPE
mnt-ref:        RAID-MNT
mnt-by:         RAID-MNT
created:        2009-12-24T10:29:39Z
last-modified:  2019-10-15T08:11:57Z
source:         RIPE # Filtered

role:           Network Operation Center CJSC ER-Telecom Holding Saratov branch
address:        CJSC "ER-Telecom Holding" Saratov branch
address:        Slonova I.A. str., 1
address:        410000 Saratov
address:        Russian Federation
phone:          +7 8452 338-999
fax-no:         +7 8452 338-999
abuse-mailbox:  abuse@domru.ru
admin-c:        RAID1-RIPE
tech-c:         RAID1-RIPE
nic-hdl:        ERTH64-RIPE
created:        2009-12-24T10:16:38Z
last-modified:  2019-11-06T05:18:35Z
source:         RIPE # Filtered
mnt-by:         RAID-MNT

% Information related to '37.112.112.0/22AS50543'

route:          37.112.112.0/22
origin:         AS50543
org:            ORG-CHSB1-RIPE
descr:          JSC "ER-Telecom Holding" Saratov branch
descr:          Saratov, Russia
mnt-by:         RAID-MNT
created:        2017-12-15T10:01:43Z
last-modified:  2017-12-15T10:01:43Z
source:         RIPE # Filtered

organisation:   ORG-CHSB1-RIPE
org-name:       JSC "ER-Telecom Holding" Saratov Branch
org-type:       OTHER
descr:          TM DOM.RU, Saratov ISP
address:        Slonova I.A. str., 1
address:        410000 Saratov
address:        Russian Federation
phone:          +7 8452 338-999
fax-no:         +7 8452 338-999
abuse-c:        RAID1-RIPE
admin-c:        ERTH64-RIPE
tech-c:         ERTH64-RIPE
mnt-ref:        RAID-MNT
mnt-by:         RAID-MNT
created:        2009-12-24T10:29:39Z
last-modified:  2019-10-15T08:11:57Z
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