% 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 '141.15.0.0 - 141.15.255.255'

% Abuse contact for '141.15.0.0 - 141.15.255.255' is 'Sub-LIR.Berlin@itdz-berlin.de'

inetnum:        141.15.0.0 - 141.15.255.255
netname:        BLNADM
descr:          Public Administration of Berlin
country:        DE
org:            ORG-BE20-RIPE
admin-c:        DA4565-RIPE
tech-c:         DT5282-RIPE
status:         LEGACY
mnt-by:         RIPE-NCC-LEGACY-MNT
mnt-by:         ITDZ-BLN-MNT
mnt-routes:     ITDZ-BLN-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2020-11-16T17:40:42Z
source:         RIPE # Filtered
sponsoring-org: ORG-BdI1-RIPE

organisation:   ORG-BE20-RIPE
org-name:       IT-Dienstleistungszentrum Berlin
country:        DE
org-type:       OTHER
address:        Sub-LIR Berlin
address:        Berliner Str. 112 - 115
address:        10713 Berlin
admin-c:        DA4565-RIPE
abuse-c:        DAC54-RIPE
mnt-ref:        DE-GOV-BE-MNT
mnt-by:         DE-GOV-BE-MNT
mnt-by:         DE-GOV-BE-ORG-MNT
created:        2012-06-04T12:40:02Z
last-modified:  2022-12-01T17:07:47Z
source:         RIPE # Filtered

role:           DE-GOV-BE Admin
address:        IT-Dienstleistungszentrum Berlin
address:        Berliner Stra?e 112 - 115
address:        10713 Berlin
admin-c:        TSch32-RIPE
admin-c:        BS8457-RIPE
tech-c:         SF7386-RIPE
tech-c:         EF4781-RIPE
nic-hdl:        DA4565-RIPE
mnt-by:         DE-GOV-BE-MNT
created:        2012-06-04T12:20:27Z
last-modified:  2019-11-06T08:25:28Z
source:         RIPE # Filtered

role:           DE-GOV-BE Tech
address:        IT-Dienstleistungszentrum Berlin
address:        Berliner Stra?e 112 - 115
address:        10713 Berlin
admin-c:        TSch32-RIPE
admin-c:        BS8457-RIPE
tech-c:         SF7386-RIPE
tech-c:         EF4781-RIPE
nic-hdl:        DT5282-RIPE
mnt-by:         DE-GOV-BE-MNT
created:        2012-06-11T08:00:53Z
last-modified:  2019-11-11T09:16:31Z
source:         RIPE # Filtered

% Information related to '141.15.24.0/24AS20546'

route:          141.15.24.0/24
descr:          DDoS Protection by Myra Security
origin:         AS20546
mnt-by:         ITDZ-BLN-MNT
created:        2021-09-02T14:03:59Z
last-modified:  2021-09-02T14:03:59Z
source:         RIPE

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