% 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 '81.3.0.0 - 81.3.63.255'

% Abuse contact for '81.3.0.0 - 81.3.63.255' is 'abuse@kyberio.com'

inetnum:        81.3.0.0 - 81.3.63.255
org:            ORG-SG7-RIPE
netname:        DE-SSERV-20020408
country:        DE
admin-c:        SSD-RIPE
tech-c:         NET23-RIPE
status:         ALLOCATED PA
remarks:        Trouble: SNOC23-RIPE
remarks:        Abuse & Security Issues: SHC23-RIPE
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         SSERV-MNT
mnt-lower:      SSERV-NET
mnt-lower:      SSERV-MNT
mnt-routes:     SSERV-NET
mnt-domains:    SSERV-MNT
mnt-domains:    SSERV-NET
created:        2002-04-08T14:04:55Z
last-modified:  2022-11-24T09:55:51Z
source:         RIPE

organisation:   ORG-SG7-RIPE
org-name:       kyberio GmbH
country:        DE
org-type:       LIR
address:        Am Mittelfelde 29
address:        D-30519
address:        Hannover
address:        GERMANY
phone:          +49511712600
fax-no:         +4951171260199
admin-c:        FD7213-RIPE
admin-c:        SK16029-RIPE
tech-c:         PG13215-RIPE
tech-c:         SKA42-RIPE
tech-c:         SR16663-RIPE
mnt-ref:        SSERV-NET
mnt-ref:        SSERV-MNT
mnt-ref:        AS24679-MNT
mnt-ref:        KYBERIO-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         SSERV-MNT
abuse-c:        HDNC1-RIPE
created:        2004-04-17T11:12:18Z
last-modified:  2025-08-15T14:05:44Z
source:         RIPE # Filtered

role:           kyberio Netmaster
address:        kyberio GmbH
address:        Am Eisenwerk 29
address:        D-30519 Hannover
address:        Germany
phone:          +49 511 71260-160
fax-no:         +49 511 71260-199
admin-c:        SSD-RIPE
tech-c:         HDNC1-RIPE
nic-hdl:        NET23-RIPE
remarks:        Abuse or Security? - see HDNC1-RIPE
remarks:        Network Problems? - see HDNC1-RIPE
abuse-mailbox:  abuse@kyberio.com
mnt-by:         SSERV-MNT
created:        2001-12-28T23:08:47Z
last-modified:  2024-01-26T11:21:44Z
source:         RIPE # Filtered

role:           kyberio Directors
address:        kyberio GmbH
address:        Am Mittelfelde 29
address:        D-30519 Hannover
address:        Germany
phone:          +49 511 71260-0
fax-no:         +49 511 71260-1998
admin-c:        FD7213-RIPE
admin-c:        SK16029-RIPE
tech-c:         HDNC1-RIPE
nic-hdl:        SSD-RIPE
abuse-mailbox:  abuse@kyberio.com
mnt-by:         SSERV-MNT
created:        2001-12-28T23:08:50Z
last-modified:  2024-01-26T11:22:58Z
source:         RIPE # Filtered

% Information related to '81.3.0.0/18AS24679'

route:          81.3.0.0/18
descr:          kyberio GmbH
origin:         AS24679
remarks:        Trouble: HDNC1-RIPE
remarks:        Abuse & Security Issues: HDNC1-RIPE
mnt-by:         SSERV-MNT
mnt-by:         AS24679-MNT
created:        2016-12-16T14:45:18Z
last-modified:  2024-01-26T13:44:59Z
source:         RIPE

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