% 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 '217.151.144.0 - 217.151.159.255'

% Abuse contact for '217.151.144.0 - 217.151.159.255' is 'abuse@twl-kom.de'

inetnum:        217.151.144.0 - 217.151.159.255
netname:        DE-TWL-KOM-20040709
descr:          PROVIDER Local Registry
country:        DE
org:            ORG-TG11-RIPE
admin-c:        HT611-RIPE
tech-c:         HT611-RIPE
abuse-c:        HT611-RIPE
status:         ALLOCATED PA
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-TWLKOM
mnt-routes:     MNT-TWLKOM
mnt-domains:    MNT-TWLKOM
created:        2004-07-09T08:45:58Z
last-modified:  2022-09-07T09:07:20Z
source:         RIPE # Filtered

organisation:   ORG-TG11-RIPE
org-name:       TWL-Kom GmbH
country:        DE
org-type:       LIR
address:        Donnersbergweg 4
address:        67059
address:        LUDWIGSHAFEN
address:        GERMANY
phone:          +49 621 66 90 05 0
fax-no:         +49 621 66 90 05 99
abuse-c:        AR14766-RIPE
admin-c:        HT611-RIPE
admin-c:        MK20370-RIPE
tech-c:         SF13336-RIPE
mnt-ref:        MNT-TWLKOM
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-TWLKOM
created:        2004-07-07T08:42:53Z
last-modified:  2023-03-07T12:21:15Z
source:         RIPE # Filtered

role:           Team Netze TWLKOM
address:        TWL-KOM GmbH Donnersbergweg 4 D-67059 Ludwigshafen Germany
abuse-mailbox:  abuse@twl-kom.de
phone:          +49 621 66 90 05 0
fax-no:         +49 621 66 90 05 99
admin-c:        MK20370-RIPE
tech-c:         SF13336-RIPE
nic-hdl:        HT611-RIPE
mnt-by:         MNT-TWLKOM
created:        2004-06-19T10:25:14Z
last-modified:  2023-08-07T14:09:42Z
source:         RIPE # Filtered

% Information related to '217.151.144.0/20AS9022'

route:          217.151.144.0/20
descr:          TWL-Kom GmbH Ludwigshafen / Germany
origin:         AS9022
mnt-by:         MNT-TWLKOM
created:        2004-08-24T13:37:14Z
last-modified:  2004-08-24T13:40:55Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.112.1 (SHETLAND)

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