% 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 '213.133.169.0 - 213.133.169.255'

% Abuse contact for '213.133.169.0 - 213.133.169.255' is 'abuse@ip.datagroup.ua'

inetnum:        213.133.169.0 - 213.133.169.255
netname:        UA-ITS-KH
descr:          IT'S Internet  Kharkiv's Network
country:        UA
admin-c:        ITSY-RIPE
tech-c:         ITSY-RIPE
status:         ASSIGNED PA
mnt-by:         ITSN-MNT
mnt-lower:      ITSN-MNT
mnt-routes:     ITSN-MNT
created:        2007-02-14T13:09:30Z
last-modified:  2007-02-14T13:09:30Z
source:         RIPE

role:           IT Systems ISP Network Coordination Center
address:        IT Systems LLC.
address:        vlg Schastlivoe, 14 L.Ukrainki str
address:        Kiev, Ukraine
phone:          +380 44 5941018
phone:          +380 44 2245308
fax-no:         +380 44 5941017
abuse-mailbox:  abuse@itsinternet.net
remarks:        Points of contact for itsinternet.net
remarks:        trouble: Abuse-related reports and troubles: abuse@itsinternet.net
remarks:        trouble: Routing issues: noc@itsinternet.net
remarks:        trouble: Sales: sales@itsinternet.net
remarks:        trouble: Peering issues: peering@itsinternet.net
remarks:        trouble: Information: http://www.itsinternet.net
tech-c:         GUL-RIPE
tech-c:         YOKO-RIPE
tech-c:         KEX-RIPE
nic-hdl:        ITSY-RIPE
mnt-by:         ITSN-MNT
created:        2006-04-27T08:57:34Z
last-modified:  2017-01-25T10:48:19Z
source:         RIPE # Filtered

% Information related to '213.133.169.0/24AS13249'

route:          213.133.169.0/24
descr:          IT'S Internet  Kharkiv Network
origin:         AS13249
mnt-by:         ITSN-MNT
created:        2007-02-14T15:38:02Z
last-modified:  2007-12-12T10:20:42Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.113.2 (BUSA)

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