% 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 '193.218.136.0 - 193.218.139.255'

% Abuse contact for '193.218.136.0 - 193.218.139.255' is 'ripe@rt.ru'

inetnum:        193.218.136.0 - 193.218.139.255
netname:        SFU-NET
country:        RU
org:            ORG-SFU1-RIPE
admin-c:        FK1340-RIPE
tech-c:         IP1598-RIPE
tech-c:         AF7079-RIPE
status:         ASSIGNED PI
mnt-by:         SFU-MNT
mnt-by:         RIPE-NCC-END-MNT
mnt-routes:     SFU-MNT
mnt-domains:    SFU-MNT
created:        2006-12-11T10:53:18Z
last-modified:  2016-04-14T09:31:45Z
source:         RIPE
sponsoring-org: ORG-JR8-RIPE

organisation:   ORG-SFU1-RIPE
org-name:       Siberian Federal University
country:        RU
org-type:       OTHER
address:        26, Kiernskogo str.,
address:        Krasnoyarsk, Russia
phone:          +7 (3912) 2912 044
abuse-c:        AR28219-RIPE
admin-c:        FK1340-RIPE
tech-c:         IP1598-RIPE
tech-c:         AF7079-RIPE
mnt-ref:        SFU-MNT
mnt-by:         SFU-MNT
created:        2010-06-25T07:25:33Z
last-modified:  2022-12-01T16:50:36Z
source:         RIPE # Filtered

person:         Anton Fedorov
address:        26, Kirenskogo str.,
address:        Krasnoyarsk
address:        Russia
phone:          +7 (391) 2912 044
nic-hdl:        AF7079-RIPE
mnt-by:         SFU-MNT
created:        2010-06-25T07:12:35Z
last-modified:  2010-06-26T08:24:18Z
source:         RIPE

person:         Fedor Kazakov
address:        26, Kiernskogo str.,
address:        Krasnoyarsk, Russia
phone:          +7 (391) 2912 128
nic-hdl:        FK1340-RIPE
mnt-by:         SFU-MNT
created:        2006-11-24T16:32:05Z
last-modified:  2010-06-26T08:23:24Z
source:         RIPE # Filtered

person:         Igor Petrov
address:        26, Kirenskogo str.,
address:        Krasnoyarsk
address:        Russia
phone:          +7 (391) 2912 044
nic-hdl:        IP1598-RIPE
mnt-by:         SFU-MNT
created:        2010-06-25T07:09:26Z
last-modified:  2010-06-26T08:23:54Z
source:         RIPE # Filtered

% Information related to '193.218.136.0/22AS42048'

route:          193.218.136.0/22
descr:          Siberian Federal University
origin:         AS42048
mnt-by:         SFU-MNT
created:        2007-06-07T08:21:54Z
last-modified:  2010-06-26T08:27:07Z
source:         RIPE

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