% 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 '213.131.4.64 - 213.131.4.127'

% Abuse contact for '213.131.4.64 - 213.131.4.127' is 'lir-abuse@sinp.msu.ru'

inetnum:        213.131.4.64 - 213.131.4.127
netname:        SINP-HEP-THEP
descr:          Department of High Energy Physics
descr:          Skobeltsyn Institute of Nuclear Physics
descr:          Moscow State University
country:        RU
admin-c:        KRY1-RIPE
admin-c:        KRU2-RIPE
tech-c:         KRY1-RIPE
status:         ASSIGNED PA
mnt-by:         SINPMSU-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2001-09-21T22:33:46Z
source:         RIPE # Filtered

person:         Nikolai Kruglov
address:        Institute of Nuclear Physics,
address:        Moscow State University,
address:        Moscow, Russia, 119899
remarks:        phone:        +7 095 939 1257
phone:          +7 495 939 1257
nic-hdl:        KRU2-RIPE
mnt-by:         SINPMSU-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2005-12-16T18:50:01Z
source:         RIPE # Filtered
remarks:        modified for Russian phone area changes

person:         Alexander Kryukov
address:        Skobeltsyn Institute of Nuclear Physics,
address:        Moscow State University,
address:        Moscow, Russia, 119899
remarks:        phone:        +7 095 939 2875
phone:          +7 495 939 2875
nic-hdl:        KRY1-RIPE
mnt-by:         SINPMSU-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2005-12-16T18:50:00Z
source:         RIPE # Filtered
remarks:        modified for Russian phone area changes

% Information related to '213.131.0.0/19AS12925'

route:          213.131.0.0/19
descr:          DELEGATED CIDR BLOCK
descr:          Provider Local Registry
descr:          SINP MSU
origin:         AS12925
mnt-by:         SINPMSU-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2001-09-22T09:33:08Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.112.1 (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