Whois

% 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 '91.230.221.0 - 91.230.221.255'

% Abuse contact for '91.230.221.0 - 91.230.221.255' is '[email protected]'

inetnum:        91.230.221.0 - 91.230.221.255
netname:        PL-SYSTEMATIC-20110722
country:        PL
org:            ORG-PBTA4-RIPE
admin-c:        PB22537-RIPE
tech-c:         PB22537-RIPE
status:         ALLOCATED PA
mnt-by:         mnt-pl-systematic-1
mnt-by:         RIPE-NCC-HM-MNT
created:        2019-10-11T12:26:15Z
last-modified:  2019-10-11T12:26:15Z
source:         RIPE

% Information related to '91.230.221.0/24AS57121'

route:          91.230.221.0/24
descr:          SYSTEMATIC
origin:         AS57121
mnt-by:         MNT-GOODHOST
created:        2011-11-03T11:43:24Z
last-modified:  2011-11-03T11:43:24Z
source:         RIPE

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