% 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 '141.18.0.0 - 141.18.255.255'

% Abuse contact for '141.18.0.0 - 141.18.255.255' is 'abuse@hs-aalen.de'

inetnum:        141.18.0.0 - 141.18.255.255
netname:        HS-AALEN
descr:          Hochschule Aalen
descr:          Hochschule fuer Technik und Wirtschaft
descr:          Aalen, Germany
country:        DE
admin-c:        NHA9-RIPE
tech-c:         NHA9-RIPE
org:            ORG-HA439-RIPE
status:         LEGACY
mnt-by:         BELWUE-MNT
created:        2002-05-02T10:27:49Z
last-modified:  2015-05-05T01:50:37Z
source:         RIPE

organisation:   ORG-HA439-RIPE
org-name:       Hochschule Aalen
org-type:       OTHER
address:        Hochschule Aalen
address:        Rechenzentrum
address:        Beethovenstr. 1
address:        D-73430 Aalen
admin-c:        NHA9-RIPE
tech-c:         NHA9-RIPE
abuse-c:        NHA9-RIPE
mnt-ref:        BELWUE-MNT
mnt-by:         BELWUE-MNT
created:        2014-09-04T10:40:43Z
last-modified:  2014-09-04T10:40:43Z
source:         RIPE # Filtered

role:           NOC Hochschule Aalen
address:        Hochschule Aalen
address:        Rechenzentrum
address:        Beethovenstr. 1
address:        D-73430 Aalen
admin-c:        MH13883-RIPE
tech-c:         RG13630-RIPE
tech-c:         JY617-RIPE
nic-hdl:        NHA9-RIPE
abuse-mailbox:  abuse@hs-aalen.de
mnt-by:         BELWUE-MNT
created:        2014-09-04T10:40:43Z
last-modified:  2019-11-18T11:49:01Z
source:         RIPE # Filtered

% Information related to '141.18.0.0/16AS553'

route:          141.18.0.0/16
descr:          FH-AALEN
origin:         AS553
mnt-by:         BELWUE-MNT
created:        2017-05-23T15:58:32Z
last-modified:  2017-05-23T15:58:32Z
source:         RIPE

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

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