% 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 '141.70.102.0 - 141.70.103.255'

% Abuse contact for '141.70.102.0 - 141.70.103.255' is 'abuse@belwue.de'

inetnum:        141.70.102.0 - 141.70.103.255
netname:        STUWO-LUDWIGSBURG
descr:          Studentendorf Ludwigsburg
descr:          D-71634 Ludwigsburg
country:        DE
admin-c:        BEL553-RIPE
tech-c:         AA6433-RIPE
status:         LEGACY
mnt-by:         BELWUE-MNT
created:        2004-11-28T18:11:32Z
last-modified:  2023-04-19T10:09:26Z
source:         RIPE

role:           BelWue-Koordination
address:        Landeshochschulnetz Baden-Wuerttemberg (BelWue)
address:        Universitaet Stuttgart
address:        BelWue-Koordination
address:        Industriesstrasse 28
address:        D-70565 Stuttgart
address:        Germany
phone:          +49 711 685 88030
fax-no:         +49 711 678 8363
abuse-mailbox:  abuse@belwue.de
nic-hdl:        BEL553-RIPE
mnt-by:         BELWUE-MNT
created:        2002-08-29T10:28:43Z
last-modified:  2023-02-15T17:40:37Z
source:         RIPE # Filtered

person:         Arif Aksoez
address:        Kabel Baden-Wuerttemberg GmbH & Co. KG
address:        Im Breitspiel 2-4
address:        69126 Heidelberg
address:        Germany
phone:          +49 6221 333 0
fax-no:         +49 6221 333 167146
nic-hdl:        AA6433-RIPE
mnt-by:         BELWUE-MNT
created:        2008-06-03T11:46:22Z
last-modified:  2008-06-03T11:46:22Z
source:         RIPE # Filtered

% Information related to '141.70.0.0/16AS553'

route:          141.70.0.0/16
descr:          BELWUE
origin:         AS553
mnt-by:         BELWUE-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2001-09-22T09:34:01Z
source:         RIPE

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