% 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 '185.146.204.0 - 185.146.207.255'

% Abuse contact for '185.146.204.0 - 185.146.207.255' is 'abuse@allgaeudsl.de'

inetnum:        185.146.204.0 - 185.146.207.255
netname:        DE-AMISOL-20160411
country:        DE
org:            ORG-AG168-RIPE
admin-c:        RW4294-RIPE
tech-c:         RW4294-RIPE
status:         ALLOCATED PA
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         de-amisol-1-mnt
mnt-lower:      de-amisol-1-mnt
mnt-domains:    SKIP-MNT
mnt-routes:     de-amisol-1-mnt
mnt-routes:     SKIP-MNT
created:        2016-04-11T12:57:02Z
last-modified:  2017-10-09T08:26:15Z
source:         RIPE

organisation:   ORG-AG168-RIPE
org-name:       Amisol GmbH
country:        DE
org-type:       LIR
address:        Gewerbepark 15
address:        87466
address:        Oy-Mittelberg
address:        GERMANY
phone:          +4983657914000
admin-c:        RW4294-RIPE
tech-c:         RW4294-RIPE
abuse-c:        AR35528-RIPE
mnt-ref:        de-amisol-1-mnt
mnt-by:         RIPE-NCC-HM-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         de-amisol-1-mnt
created:        2016-02-25T14:00:24Z
last-modified:  2021-08-18T08:31:09Z
source:         RIPE # Filtered

person:         Richard Walter
address:        Marktstr. 13
address:        87497
address:        Wertach
address:        GERMANY
phone:          +4983657914000
nic-hdl:        RW4294-RIPE
mnt-by:         de-amisol-1-mnt
created:        2016-02-25T14:00:23Z
last-modified:  2017-10-09T09:55:49Z
source:         RIPE # Filtered

% Information related to '185.146.204.0/22AS12931'

route:          185.146.204.0/22
origin:         AS12931
mnt-by:         de-amisol-1-mnt
mnt-by:         SKIP-MNT
created:        2019-03-05T19:59:27Z
last-modified:  2019-03-06T10:35:10Z
source:         RIPE # Filtered

% Information related to '185.146.204.0/22AS1299'

route:          185.146.204.0/22
origin:         AS1299
mnt-by:         de-amisol-1-mnt
mnt-by:         Twelve99-IRR-MNT
created:        2019-02-21T13:19:17Z
last-modified:  2023-02-01T12:25:45Z
source:         RIPE # Filtered
descr:          DE-AMISOL-185-146-204-0-22

% Information related to '185.146.204.0/22AS209551'

route:          185.146.204.0/22
origin:         AS209551
mnt-by:         de-amisol-1-mnt
created:        2021-11-15T08:30:22Z
last-modified:  2021-11-15T08:30:22Z
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