% 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 '84.47.138.0 - 84.47.138.255'

% Abuse contact for '84.47.138.0 - 84.47.138.255' is 'abuse@naukanet.ru'

inetnum:        84.47.138.0 - 84.47.138.255
netname:        NaukaNet
descr:          LLC Nauka-Svyaz
country:        RU
admin-c:        NTnN1-RIPE
tech-c:         NTnN1-RIPE
org:            ORG-NA41-RIPE
status:         ASSIGNED PA
mnt-by:         NAUKANET-MNT
created:        2019-03-05T09:17:21Z
last-modified:  2019-03-05T09:17:21Z
source:         RIPE

organisation:   ORG-NA41-RIPE
org-name:       LLC "Nauka-Svyaz"
country:        RU
org-type:       LIR
address:        38A (building 15), 2-nd Khutorskaya street
address:        127287
address:        Moscow
address:        RUSSIAN FEDERATION
phone:          +74955029092
phone:          +74959336725
fax-no:         +74959373412
admin-c:        NTnN1-RIPE
admin-c:        AB41990-RIPE
abuse-c:        NAT48-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        NAUKANET-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         NAUKANET-MNT
created:        2004-04-17T11:55:46Z
last-modified:  2022-12-28T13:30:36Z
source:         RIPE # Filtered

role:           Nauka Telecom network NOC
address:        LLC Nauka Svyaz
address:        3-d Yamskogo Polya street, vladenie 2
address:        125124 Moscow Russia
phone:          +7 495 502 9092
fax-no:         +7 495 937 3412
nic-hdl:        NTnN1-RIPE
admin-c:        AB41990-RIPE
tech-c:         AB41990-RIPE
remarks:        +-----------------------------------------------------------
remarks:        ! Operation time:
remarks:        ! NOC: 5x8 (09:30-18:30) MSK
remarks:        ! customers support: 24x7
remarks:        +-----------------------------------------------------------
remarks:        ! Contacts:
remarks:        ! noc@naukanet.ru - for routing and peering questions
remarks:        ! abuse@naukanet.ru - for SPAM and abuse security issues
remarks:        ! helpdesk@naukanet.ru - for customers support
remarks:        ! sales@naukanet.ru - for sales questions
remarks:        ! http://www.naukanet.ru - official site
remarks:        +-----------------------------------------------------------
mnt-by:         NAUKANET-MNT
created:        2010-04-13T13:46:30Z
last-modified:  2022-12-28T13:28:25Z
source:         RIPE # Filtered

% Information related to '84.47.138.0/24AS28809'

route:          84.47.138.0/24
origin:         AS28809
mnt-by:         NAUKANET-MNT
created:        2024-08-16T07:30:06Z
last-modified:  2024-08-16T07:30:06Z
source:         RIPE

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

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