% 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 '83.172.92.0 - 83.172.93.255'

% Abuse contact for '83.172.92.0 - 83.172.93.255' is 'abuse@daladatorer.se'

inetnum:        83.172.92.0 - 83.172.93.255
netname:        DALADATORER-NET
descr:          DALADATORER AB
country:        SE
admin-c:        MM4679-RIPE
tech-c:         MM4679-RIPE
abuse-c:        DIMA11-RIPE
status:         ASSIGNED PA
mnt-by:         LIDNET-LIR
created:        2023-04-25T09:02:39Z
last-modified:  2023-04-25T09:02:39Z
source:         RIPE

% Information related to '83.172.64.0/19AS13189'

route:          83.172.64.0/19
descr:          LIDNET-BLK
descr:
descr:          #####################################################
descr:
descr:          In case of improper use originating from our network,
descr:          please mail customer or <abuse@lidnet.net>
descr:
descr:          #####################################################
descr:
origin:         AS13189
mnt-by:         LIDNET-LIR
created:        2005-03-03T07:27:35Z
last-modified:  2005-03-03T07:27:35Z
source:         RIPE

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