% 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://apps.db.ripe.net/docs/HTML-Terms-And-Conditions

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to '37.233.81.36 - 37.233.81.39'

% Abuse contact for '37.233.81.36 - 37.233.81.39' is 'ripe-ntfy@meganet.ru'

inetnum:        37.233.81.36 - 37.233.81.39
netname:        SZPIONER-C-MEGANET
descr:          OOO SZ PIONER-1
country:        RU
admin-c:        MGN-RIPE
tech-c:         MGN-RIPE
status:         ASSIGNED PA
mnt-by:         MEGANET-RIPE-MNT
created:        2021-08-25T12:31:37Z
last-modified:  2021-08-25T12:31:37Z
source:         RIPE

role:           Meganet NOC
address:        123592 Moscow, Russia
address:        Kulakova st. 20
address:        office 720
address:        JSC "Meganet"
address:        Moscow
address:        Russian Federation
remarks:        -----------------------------------------------
remarks:        Feel free to contact out NOC in case of:
remarks:        spam, abuse:                   abuse@meganet.ru
remarks:        routing, peering:         hostmaster@meganet.ru
remarks:        dns:                      hostmaster@meganet.ru
remarks:        tech-support:                support@meganet.ru
remarks:        -----------------------------------------------
abuse-mailbox:  abuse@meganet.ru
phone:          +7 (495) 9800860
fax-no:         +7 (495) 9800850
mnt-by:         MEGANET-RIPE-MNT
admin-c:        RAG29-RIPE
tech-c:         IVP-RIPE
tech-c:         VLK-RIPE
nic-hdl:        MGN-RIPE
created:        2009-04-29T20:08:57Z
last-modified:  2010-02-02T17:02:58Z
source:         RIPE # Filtered

% Information related to '37.233.80.0/21AS42678'

route:          37.233.80.0/21
descr:          JSC Meganet
origin:         AS42678
mnt-by:         MEGANET-RIPE-MNT
created:        2012-04-13T12:59:15Z
last-modified:  2012-04-13T12:59:15Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.112 (SHETLAND)

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