% 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://apps.db.ripe.net/docs/HTML-Terms-And-Conditions

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to '2a00:6502::/32'

% Abuse contact for '2a00:6502::/32' is 'abuse@avonet.cz'

inet6num:       2a00:6502::/32
netname:        AVONET-IPv6-CUST-2
country:        CZ
admin-c:        VB6588-RIPE
tech-c:         VB6588-RIPE
status:         ASSIGNED
mnt-by:         CZ-MGI-MNT
created:        2023-03-22T21:12:26Z
last-modified:  2023-03-22T21:12:26Z
source:         RIPE

person:         Vaclav Bures
address:        AVONET, s.r.o.
address:        Kvitkova 4323
address:        Zlin
address:        76001
address:        Czech Republic
phone:          +420577211214
nic-hdl:        VB6588-RIPE
mnt-by:         CZ-MGI-MNT
created:        2019-01-24T13:43:18Z
last-modified:  2019-01-24T13:43:18Z
source:         RIPE

% Information related to '2a00:6500::/29AS20723'

route6:         2a00:6500::/29
descr:          AVONET, s.r.o.
origin:         AS20723
mnt-by:         CZ-MGI-MNT
created:        2014-06-30T05:19:01Z
last-modified:  2014-06-30T05:19:01Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.112 (ABERDEEN)

Search for
IP address lookups			Miscellaneous queries
-l	1st level less specific		-i	Inverse attributes	None admin-c admin-c,tech-c,zone-c author cross-mnt cross-nfy local-as mbrs-by-ref member-of mnt-by mnt-lower mnt-nfy mnt-routes notify nserver origin person referral-by rev-srv sub-dom tech-c upd-to zone-c
-L	All less specific		-T	Object types	All as-block as-set aut-num domain filter-set inet-rtr inet6num inetnum irt key-cert mntner peering-set person role route route-set rtr-set
-m	1st level more specific
-M	All more specific		Query hints Include "AS" in front of an AS number. Example: AS4808 Include "-t" (template only) or "-v" (template and description) in front of an object name to view the template Example: -t inetnum
-x	Exact match only
-d	Associated reverse domain