% 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 '77.87.96.0 - 77.87.99.255'

% Abuse contact for '77.87.96.0 - 77.87.99.255' is 'itt264444@yandex.ru'

inetnum:        77.87.96.0 - 77.87.99.255
netname:        ITT-NET
country:        RU
org:            ORG-IL584-RIPE
admin-c:        ASMR
tech-c:         ASMR
status:         ASSIGNED PI
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNTITT
mnt-routes:     MNTITT
mnt-domains:    MNTITT
created:        2024-01-18T13:11:36Z
last-modified:  2024-01-18T13:11:36Z
source:         RIPE # Filtered
sponsoring-org: ORG-CS216-RIPE

organisation:   ORG-IL584-RIPE
org-name:       ITT Ltd.
country:        RU
org-type:       OTHER
address:        386102, Russia, Ingushetiya, Nazran, Moscovskaya st., 29a
abuse-c:        AR23168-RIPE
mnt-ref:        NEWSYS-MNT
mnt-by:         NEWSYS-MNT
created:        2019-04-11T12:07:12Z
last-modified:  2023-03-17T07:47:08Z
source:         RIPE # Filtered

person:         Zurabov Said Sergeevich
address:        386102, Russia, Ingushetiya, Nazran, Moscovskaya st., 29a
phone:          +7 873 2264444
nic-hdl:        ASMR
mnt-by:         MNTITT
created:        2013-01-30T14:11:16Z
last-modified:  2024-04-04T08:23:09Z
source:         RIPE

% Information related to '77.87.98.0/24AS43182'

route:          77.87.98.0/24
descr:          ITT Route
origin:         AS43182
mnt-by:         MNTITT
created:        2016-02-17T13:13:50Z
last-modified:  2016-02-17T13:13:50Z
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