% 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 '217.194.147.0 - 217.194.147.255'

% Abuse contact for '217.194.147.0 - 217.194.147.255' is 'abuse@nextlayer.at'

inetnum:        217.194.147.0 - 217.194.147.255
netname:        NEXTLAYER-CUSTOMER-NET
descr:          Customer
country:        AT
admin-c:        NLNC1-RIPE
tech-c:         NLNC1-RIPE
status:         ASSIGNED PA
mnt-by:         AS1764-MNT
created:        2023-12-21T11:59:24Z
last-modified:  2024-04-24T13:02:47Z
source:         RIPE

role:           NOC Next Layer
address:        NEXT LAYER Telekommunikationsdienstleistungs-
address:        und Beratungs GmbH
address:        Mariahilfer Guertel 37/7
address:        A-1150 Vienna
phone:          +43(0)5 1764 110
fax-no:         +43(0)5 1764 900
org:            ORG-NLTU1-RIPE
admin-c:        RA773-RIPE
admin-c:        CM40-RIPE
admin-c:        CG46
tech-c:         RA773-RIPE
tech-c:         SOS-RIPE
tech-c:         DSTR-RIPE
tech-c:         YELL-RIPE
tech-c:         MCL1804-RIPE
nic-hdl:        NLNC1-RIPE
remarks:        -----------------------------------------------------
remarks:        The NEXT LAYER NOC can be reached during office hours
remarks:        between 0900 and 1800 (CET) at +43 5 1764 110. Outside
remarks:        these hours, please use the duty-engineer mobile number
remarks:        supplied in the handover document or send an email
remarks:        to noc@nextlayer.at in non-urgent cases.
remarks:        -----------------------------------------------------
abuse-mailbox:  abuse@nextlayer.at
mnt-by:         NEXTLAYER-MNT
created:        2005-07-21T17:18:51Z
last-modified:  2018-09-05T13:08:46Z
source:         RIPE # Filtered

% Information related to '217.194.147.0/24AS215048'

route:          217.194.147.0/24
origin:         AS215048
mnt-by:         AS1764-MNT
created:        2024-04-24T13:09:49Z
last-modified:  2024-04-24T13:09:49Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.112 (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