% 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 '194.36.58.0 - 194.36.59.255'

% Abuse contact for '194.36.58.0 - 194.36.59.255' is 'abuse@blacknight.ie'

inetnum:        194.36.58.0 - 194.36.59.255
netname:        IE-BLACKNIGHT-20191022
descr:          Blacknight Broadband Customers
country:        IE
org:            ORG-BISL2-RIPE
admin-c:        BK1906-RIPE
tech-c:         BK1906-RIPE
remarks:        Geofeed https://geo.blacknight.ie/ripe-geofeed.csv
status:         ALLOCATED PA
mnt-by:         MNT-BLACKNIGHT
mnt-by:         RIPE-NCC-HM-MNT
created:        2021-12-16T10:33:19Z
last-modified:  2023-07-05T13:20:34Z
source:         RIPE # Filtered

% Information related to '194.36.58.0/23AS215733'

route:          194.36.58.0/23
descr:          IE-BLACKNIGHT-PA
origin:         AS215733
mnt-by:         MNT-BLACKNIGHT
created:        2024-01-24T17:27:29Z
last-modified:  2024-01-24T17:27:29Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.124.1 (ABERDEEN)