% 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 '195.245.209.0 - 195.245.209.255'

% Abuse contact for '195.245.209.0 - 195.245.209.255' is 'abuse@cuzk.cz'

inetnum:        195.245.209.0 - 195.245.209.255
netname:        CUZK-NET
org:            ORG-CA1156-RIPE
country:        CZ
admin-c:        TORO2-RIPE
tech-c:         TORO2-RIPE
status:         ASSIGNED PI
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         AS5610-MTN
mnt-routes:     AS5610-MTN
created:        2002-12-10T16:55:52Z
last-modified:  2016-04-14T09:55:14Z
source:         RIPE # Filtered
sponsoring-org: ORG-STaN1-RIPE

organisation:   ORG-CA1156-RIPE
org-name:       Cesky urad zememericky a katastralni
country:        CZ
org-type:       OTHER
address:        Pod Sidlistem 9/1800 Praha
abuse-c:        AR30106-RIPE
mnt-ref:        AS5610-MTN
mnt-by:         AS5610-MTN
created:        2012-03-06T13:12:04Z
last-modified:  2022-12-01T16:19:00Z
source:         RIPE # Filtered

person:         Tomas Rousek
address:        Pod Sidlistem 9/1800
address:        Prague
address:        182 11
address:        Czech republic
phone:          +420 2 8404 1857
fax-no:         +420 2 4804 1557
nic-hdl:        TORO2-RIPE
mnt-by:         AS5610-MTN
created:        2002-12-06T13:07:29Z
last-modified:  2002-12-06T13:07:29Z
source:         RIPE # Filtered

% Information related to '195.245.209.0/24AS28892'

route:          195.245.209.0/24
descr:          CUZK-NET
origin:         AS28892
mnt-by:         AS5610-MTN
created:        2003-04-22T15:00:35Z
last-modified:  2003-04-22T15:00:35Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.111 (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