% 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 'AS34438 - AS34552'

as-block:       AS34438 - AS34552
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2024-07-03T14:03:00Z
last-modified:  2024-07-03T14:03:00Z
source:         RIPE

% Information related to 'AS34521'

% Abuse contact for 'AS34521' is 'abuse@gts.sk'

aut-num:        AS34521
as-name:        ATOS-SK-AS
org:            ORG-SIEM1-RIPE
import:         from AS5578 action pref=100; accept ANY
export:         to AS5578 announce AS34521
import:         from AS6855 action pref=100; accept ANY
export:         to AS6855 announce AS34521
admin-c:        MG18569-RIPE
tech-c:         GSNH1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         GTSSK-MNT
created:        2005-02-07T13:42:59Z
last-modified:  2019-05-10T08:46:39Z
source:         RIPE
sponsoring-org: ORG-SPA43-RIPE

organisation:   ORG-SIEM1-RIPE
org-name:       Atos Slovakia s.r.o.
country:        SK
reg-nr:         45 650 276
org-type:       OTHER
address:        Atos IT Solutions and Services s.r.o.
address:        Dubravska cesta 4
address:        841 04, Bratislava
address:        Slovakia
phone:          +421 2 5968 1114
fax-no:         +421 2 5968 5200
abuse-c:        AR24995-RIPE
admin-c:        MG18569-RIPE
tech-c:         GSNH1-RIPE
mnt-ref:        GTSSK-MNT
mnt-by:         GTSSK-MNT
created:        2005-02-04T16:19:30Z
last-modified:  2026-05-13T05:57:09Z
source:         RIPE # Filtered

role:           BENESTRA RIPE ADMINISTRATOR
address:        BENESTRA, s.r.o.
address:        Aupark Tower
address:        Einsteinova 24
address:        Bratislava
address:        851 01
address:        Slovak Republic
phone:          +421 2 322 322 32 # Hotline
phone:          +421 2 32487 111
fax-no:         +421 2 32487 222
abuse-mailbox:  abuse@benestra.sk
admin-c:        GS18607-RIPE
tech-c:         MP22686-RIPE
nic-hdl:        GSNH1-RIPE
mnt-by:         GTSSK-MNT
created:        2002-03-14T12:37:21Z
last-modified:  2020-06-23T14:30:28Z
source:         RIPE # Filtered

person:         Martin Gavurnik
address:        Atos IT Solutions and Services s.r.o.
address:        Dubravska cesta 4
address:        Bratislava
address:        841 04
address:        Slovakia
phone:          +421 2 5968 1114
nic-hdl:        MG18569-RIPE
mnt-by:         GTSSK-MNT
created:        2014-01-22T14:52:14Z
last-modified:  2014-01-22T14:53:47Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.122.1 (ABERDEEN)