% 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 'AS43075 - AS44168'

as-block:       AS43075 - AS44168
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:        2023-12-11T15:09:58Z
last-modified:  2023-12-11T15:09:58Z
source:         RIPE

% Information related to 'AS43413'

% Abuse contact for 'AS43413' is 'abuse@newtel.cz'

aut-num:        AS43413
as-name:        ASNEW
org:            ORG-NTss1-RIPE
remarks:        ===== NIX peerings=====
import:         from as-43413_nt-nix action pref=100; accept ANY
export:         to as-43413_nt-nix announce AS43413:AS-NEWTEL
remarks:        ===== UPSTREAM PCCW =====
import:         from AS3491 accept ANY
export:         to AS3491 announce AS43413:AS-NEWTEL
admin-c:        NWT1-RIPE
tech-c:         NWT1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         NWT-MNT
created:        2007-07-27T09:47:44Z
last-modified:  2023-07-20T11:14:40Z
source:         RIPE

organisation:   ORG-NTSS1-RIPE
org-name:       NEW TELEKOM, spol. s r.o.
country:        CZ
org-type:       LIR
address:        Pripotocni 1519/10C, Vrsovice
address:        10100
address:        Prague
address:        CZECH REPUBLIC
phone:          +420240240111
fax-no:         +420240240999
admin-c:        DH6074-RIPE
abuse-c:        AR31338-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        NWT-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         NWT-MNT
created:        2007-07-24T05:11:12Z
last-modified:  2023-06-12T08:07:46Z
source:         RIPE # Filtered

role:           Newtel INT RIPE manager
address:        NewTelekom s.r.o
address:        Pripotocni 1519/10C Prague 10 100 00
address:        Czech republic
phone:          +420 240240111
fax-no:         +420 240240999
abuse-mailbox:  abuse@newtel.cz
admin-c:        DH6074-RIPE
tech-c:         DH6074-RIPE
mnt-by:         NWT-MNT
nic-hdl:        NWT1-RIPE
created:        2007-07-20T11:56:11Z
last-modified:  2021-10-07T08:40:45Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.111 (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