% 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 '46.189.28.0 - 46.189.28.255'

% Abuse contact for '46.189.28.0 - 46.189.28.255' is 'abuse@1und1.net'

inetnum:        46.189.28.0 - 46.189.28.255
netname:        VT-CUSTOMER-W-6779354
descr:          m3connect GmbH
descr:          Friedlandstr. 18
descr:          52064 Aachen
country:        DE
admin-c:        RR9244-RIPE
tech-c:         RR9244-RIPE
status:         ASSIGNED PA
mnt-by:         VT-MNT
mnt-lower:      VT-GARBAGE-MNT
created:        2013-06-04T12:17:09Z
last-modified:  2013-06-04T12:17:09Z
source:         RIPE

person:         Rene Roitzheim
address:        m3connect GmbH
address:        Friedlandstr. 18
address:        D-52064 Aachen
address:        Germany
phone:          +49 241 9809860
nic-hdl:        RR9244-RIPE
mnt-by:         VT-MNT
created:        2013-06-04T12:16:28Z
last-modified:  2013-06-04T12:16:28Z
source:         RIPE # Filtered

% Information related to '46.189.0.0/17AS8881'

route:          46.189.0.0/17
descr:          Versatel Deutschland
origin:         AS8881
mnt-by:         VT-ENGI-MNT
created:        2010-12-03T08:43:00Z
last-modified:  2010-12-03T08:43:00Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.114 (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