% 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 '87.190.252.0 - 87.190.252.7'

% Abuse contact for '87.190.252.0 - 87.190.252.7' is 'abuse@telekom.de'

inetnum:        87.190.252.0 - 87.190.252.7
netname:        DOM-MEDIEN-BERLIN-NET
descr:          Dom-Medien GmbH
country:        DE
admin-c:        AP29147-RIPE
tech-c:         SG18970-RIPE
status:         ASSIGNED PA
mnt-by:         DTAG-NIC
created:        2023-07-12T12:21:23Z
last-modified:  2023-07-12T12:21:23Z
source:         RIPE # Filtered

person:         Annette Piel
address:        Schillerstr. 15, 49074, Osnabrueck, Deutschland
phone:          +49 541 318 654
fax-no:         +49 541 318 633
mnt-by:         DTAG-NIC
nic-hdl:        AP29147-RIPE
created:        2018-10-16T06:39:14Z
last-modified:  2022-01-18T17:50:03Z
source:         RIPE # Filtered

person:         Stanislaw Gorny
address:        Duesseldorfer Str. 13, 10719, Berlin, Deutschland
phone:          +49 175 9765475
mnt-by:         DTAG-NIC
nic-hdl:        SG18970-RIPE
created:        2023-07-12T12:21:09Z
last-modified:  2023-07-12T17:58:48Z
source:         RIPE # Filtered

% Information related to '87.128.0.0/10AS3320'

route:          87.128.0.0/10
descr:          Deutsche Telekom AG, Internet service provider
origin:         AS3320
member-of:      AS3320:RS-PA-TELEKOM
mnt-by:         DTAG-RR
created:        2006-04-11T11:22:17Z
last-modified:  2006-04-11T11:22:17Z
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