% 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 'AS28914 - AS29090'

as-block:       AS28914 - AS29090
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:        2018-11-22T15:27:31Z
last-modified:  2018-11-22T15:27:31Z
source:         RIPE

% Information related to 'AS28924'

% Abuse contact for 'AS28924' is 'noc@integrity.hu'

aut-num:        AS28924
as-name:        INTEGRITY-HU-AS
org:            ORG-INT2-RIPE
descr:          HU
import:         from AS5588 action pref=100; accept ANY
import:         from AS1955 action pref=100; accept ANY
import:         from AS29278 action pref=100; accept ANY
import:         from AS62214 action pref=100; accept ANY
import:         from AS41206 action pref=100; accept ANY
remarks:        --------------------------------------------
export:         to AS5588 announce AS28924
export:         to AS1955 announce AS28924
export:         to AS29278 announce AS28924
export:         to AS62214 announce AS28924
export:         to AS41206 announce AS28924
export:         to AS5588 announce AS-INTEGRITY
export:         to AS1955 announce AS-INTEGRITY
export:         to AS29278 announce AS-INTEGRITY
export:         to AS62214 announce AS-INTEGRITY
export:         to AS41206 announce AS-INTEGRITY
admin-c:        TD18-RIPE
tech-c:         TD18-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         INTEGRITY-HU-MNT
mnt-by:         QWERTY-MNT
created:        2003-04-08T08:22:29Z
last-modified:  2022-10-05T22:35:55Z
source:         RIPE # Filtered
sponsoring-org: ORG-QA2-RIPE

organisation:   ORG-INT2-RIPE
org-name:       INTEGRITY Informatics Ltd.
country:        HU
org-type:       OTHER
address:        Victor Hugo 18-22
address:        H-1132 BUDAPEST
address:        HU
phone:          +36 1 4502660
phone:          +36 20 9439540
remarks:        First use the mobile number (+36 20) but in case of mobile network error please try the landline version (+36 1)
abuse-c:        AR19167-RIPE
fax-no:         +36 1 4120483
admin-c:        TD18-RIPE
tech-c:         TD18-RIPE
mnt-ref:        INTEGRITY-HU-MNT
mnt-by:         INTEGRITY-HU-MNT
created:        2005-01-26T11:39:56Z
last-modified:  2022-12-01T16:31:15Z
source:         RIPE # Filtered

person:         Tibor Dravecz
org:            ORG-INT2-RIPE
address:        INTEGRITY Informatics Ltd.
address:        Victor Hugo u. 18-22. / 5028
address:        H-1132 Budapest
address:        Hungary
phone:          +36 20 9439540
phone:          +36 1 4502660
remarks:        First use the mobile number (+36 20) but in case of mobile network error please try the landline version (+36 1)
fax-no:         +36 1 4120483
nic-hdl:        TD18-RIPE
created:        1970-01-01T00:00:00Z
last-modified:  2015-10-29T16:43:01Z
source:         RIPE # Filtered
mnt-by:         INTEGRITY-HU-MNT

% This query was served by the RIPE Database Query Service version 1.113.2 (SHETLAND)

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