% 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 '146.255.224.0 - 146.255.250.255'

% Abuse contact for '146.255.224.0 - 146.255.250.255' is 'abuse@silknet.com'

inetnum:        146.255.224.0 - 146.255.250.255
netname:        SILKNET-BROADBAND
descr:          SILKNET BROADBAND
country:        GE
org:            ORG-UToG1-RIPE
admin-c:        SILK2-RIPE
tech-c:         SILK2-RIPE
status:         ASSIGNED PA
mnt-by:         MNT-UTG
created:        2011-07-21T09:44:57Z
last-modified:  2023-12-15T16:16:53Z
source:         RIPE

organisation:   ORG-UTOG1-RIPE
org-name:       JSC "Silknet"
country:        GE
org-type:       LIR
address:        95 Tsinamdzgvrishvili Str.
address:        0112
address:        Tbilisi
address:        GEORGIA
phone:          +99532100000
fax-no:         +99532100000
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        MNT-UTG
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-UTG
admin-c:        SILK2-RIPE
tech-c:         SILK2-RIPE
abuse-c:        SILK3-RIPE
created:        2005-08-09T12:38:13Z
last-modified:  2023-12-15T15:47:21Z
source:         RIPE # Filtered

role:           SILKNET NOC
address:        95 Tsinamdzgvrishvili st. 0112 Tbilisi, Georgia
admin-c:        DS25760-RIPE
admin-c:        ZS2005-RIPE
tech-c:         GS20532-RIPE
tech-c:         GG19711-RIPE
nic-hdl:        SILK2-RIPE
mnt-by:         MNT-UTG
created:        2011-06-23T12:18:57Z
last-modified:  2025-07-18T13:34:40Z
source:         RIPE # Filtered

% Information related to '146.255.224.0/19AS15491'

route:          146.255.224.0/19
descr:          SILKNET-BROADBAND
origin:         AS15491
mnt-by:         MNT-UTG
created:        2018-10-30T13:49:18Z
last-modified:  2018-10-30T13:49:54Z
source:         RIPE

% Information related to '146.255.224.0/19AS35805'

route:          146.255.224.0/19
descr:          SILKNET-BROADBAND
origin:         AS35805
mnt-by:         MNT-UTG
created:        2011-07-21T09:41:10Z
last-modified:  2011-07-21T09:41:10Z
source:         RIPE

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