% 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 '213.158.111.40 - 213.158.111.47'

% Abuse contact for '213.158.111.40 - 213.158.111.47' is 'abuse@tng.de'

inetnum:        213.158.111.40 - 213.158.111.47
netname:        AMT-EIDERSTEDT-NET
descr:          AMT-EIDERSTEDT-NET
country:        DE
admin-c:        TNG2-RIPE
tech-c:         TNG2-RIPE
status:         ASSIGNED PA
mnt-by:         TNG-MNT
created:        2008-08-21T14:14:45Z
last-modified:  2012-12-20T15:18:01Z
source:         RIPE # Filtered

role:           TNG Hostmaster
address:        TNG Stadtnetz GmbH
address:        Gerhard-Froehler-Strasse 12
address:        24106 Kiel
address:        Germany
phone:          +49 431 7097 10
fax-no:         +49 431 7097 555
remarks:        trouble: Abuse reports to abuse@tng.de
admin-c:        SVEN1-RIPE
admin-c:        BS33-RIPE
tech-c:         SVEN1-RIPE
tech-c:         JVP13101-RIPE
nic-hdl:        TNG2-RIPE
mnt-by:         TNG-MNT
created:        2001-11-07T17:57:05Z
last-modified:  2024-06-05T05:48:12Z
source:         RIPE # Filtered
abuse-mailbox:  abuse@tng.de

% Information related to '213.158.111.0/24AS13101'

route:          213.158.111.0/24
descr:          TNG Stadtnetz GmbH, /24 subnet for filtering purpose
origin:         AS13101
mnt-by:         TNG-MNT
mnt-lower:      TNG-MNT
mnt-routes:     TNG-MNT
created:        2019-06-07T09:35:54Z
last-modified:  2019-06-07T09:35:54Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.120 (SHETLAND)