% 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 '87.248.64.0 - 87.248.75.255'

% Abuse contact for '87.248.64.0 - 87.248.75.255' is 'abuse@promax.media.pl'

inetnum:        87.248.64.0 - 87.248.75.255
netname:        PROMAX-MEDIA-NET
descr:          Internet Cable Provider
descr:          Cable Network
country:        PL
admin-c:        PAT
tech-c:         PAT
status:         ASSIGNED PA
mnt-by:         PROMAX-MNT
created:        2010-09-15T11:06:22Z
last-modified:  2013-03-25T12:00:32Z
source:         RIPE

role:           Promax Admin Team
address:        ul. Wolnosci 19
address:        63-400 Ostrow Wielkopolski
address:        Poland
abuse-mailbox:  abuse@promax.media.pl
admin-c:        JD2300-RIPE
tech-c:         JD2300-RIPE
nic-hdl:        PAT
mnt-by:         PROMAX-MNT
created:        2013-03-25T11:14:14Z
last-modified:  2013-03-25T12:42:55Z
source:         RIPE # Filtered

% Information related to '87.248.64.0/19AS31423'

route:          87.248.64.0/19
descr:          Przedsiebiorstwo Promax Sp. J.
origin:         AS31423
mnt-by:         PROMAX-MNT
created:        2005-08-22T13:20:39Z
last-modified:  2005-08-22T13:20:39Z
source:         RIPE

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