% 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 '90.64.0.0 - 90.64.63.255'

% Abuse contact for '90.64.0.0 - 90.64.63.255' is 'gestionip.ft@orange.com'

inetnum:        90.64.0.0 - 90.64.63.255
netname:        SK-ORANGE-DNI-DSL
remarks:        INFRA-AW
descr:          Orange Slovensko, a.s.
country:        SK
admin-c:        OSK5-RIPE
tech-c:         OSK5-RIPE
status:         ASSIGNED PA
remarks:        In case of security/spam/scan problem notify abuse@orange.sk
mnt-by:         ITSHOS-MNT
created:        2019-03-13T16:38:09Z
last-modified:  2019-03-13T16:38:09Z
source:         RIPE # Filtered

role:           Orange Slovensko - RIPE operations
address:        Orange Slovensko, a.s.
address:        Metodova 8
address:        Bratislava
address:        Slovakia
phone:          +421 2 5851 2212
fax-no:         +421 908 00 2004
admin-c:        RO156-RIPE
tech-c:         AM10566-RIPE
tech-c:         JS19700-RIPE
nic-hdl:        OSK5-RIPE
abuse-mailbox:  abuse@orange.sk
mnt-by:         ITSHOS-MNT
created:        2006-06-09T14:48:04Z
last-modified:  2017-08-23T14:07:12Z
source:         RIPE # Filtered

% Information related to '90.64.0.0/17AS15962'

route:          90.64.0.0/17
descr:          Orange Slovensko a.s.
descr:          ISP network
origin:         AS15962
mnt-by:         ITSHOS-MNT
created:        2014-06-30T12:56:19Z
last-modified:  2014-06-30T12:56:19Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.117 (DEXTER)