% 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 '217.9.235.0 - 217.9.235.127'

% Abuse contact for '217.9.235.0 - 217.9.235.127' is 'RIPE.Abuse@a1.bg'

inetnum:        217.9.235.0 - 217.9.235.127
netname:        AltScale_Bulgaria
country:        BG
admin-c:        DP17227-RIPE
tech-c:         DP17227-RIPE
status:         ASSIGNED PA
created:        2023-11-14T14:16:29Z
last-modified:  2023-11-14T14:16:29Z
source:         RIPE
mnt-by:         SPNET-MNT
mnt-by:         ORBITEL-NOC
mnt-by:         AS12716-MNT

person:         Dilian Popov
address:        str. Ruse 15, fl. 3, Varna city
phone:          +359882437400
phone:          +359882437405
phone:          +359882437406
phone:          +359882437407
nic-hdl:        DP17227-RIPE
created:        2023-11-14T11:11:47Z
last-modified:  2023-11-14T14:19:55Z
source:         RIPE # Filtered
mnt-by:         SPNET-MNT
mnt-by:         ORBITEL-NOC

% Information related to '217.9.224.0/20AS8717'

route:          217.9.224.0/20
descr:          A1 Bulgaria EAD
origin:         AS8717
mnt-by:         SPNET-MNT
mnt-by:         AS13124-MNT
created:        2021-04-23T07:03:24Z
last-modified:  2021-04-23T07:03:24Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.120 (BUSA)