% 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 'AS57370 - AS58367'

as-block:       AS57370 - AS58367
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:        2024-09-03T13:31:57Z
last-modified:  2024-09-03T13:31:57Z
source:         RIPE

% Information related to 'AS57876'

% Abuse contact for 'AS57876' is 'abuse@uaz.ru'

aut-num:        AS57876
as-name:        UAZ
org:            ORG-UA193-RIPE
import:         from AS3216 accept ANY
export:         to AS3216 announce AS57876
import:         from AS43782 accept ANY
export:         to AS43782 announce AS57876
admin-c:        UAZ-RIPE
tech-c:         UAZ-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         VNTR-MNT
created:        2012-03-02T09:14:28Z
last-modified:  2018-09-04T11:09:48Z
source:         RIPE
sponsoring-org: ORG-ES15-RIPE

organisation:   ORG-UA193-RIPE
org-name:       UAZ Ltd
country:        RU
org-type:       OTHER
address:        92, Moskovskoe shosse
address:        Ulyanovsk 432034
address:        Russia
phone:          +7 (8422) 79-70-25
admin-c:        UAZ-RIPE
abuse-c:        AR18524-RIPE
mnt-ref:        VNTR-MNT
mnt-by:         VNTR-MNT
created:        2011-07-21T07:02:23Z
last-modified:  2024-03-07T12:18:04Z
source:         RIPE # Filtered

role:           UAZ Department of Information Technology
org:            ORG-UA193-RIPE
address:        PJSC UAZ
address:        92, Moskovskoe shosse
address:        Ulyanovsk 432034
address:        Russia
phone:          +7 (8422) 79-70-25
abuse-mailbox:  abuse@uaz.ru
admin-c:        VNTR-RIPE
tech-c:         VNTR-RIPE
nic-hdl:        UAZ-RIPE
mnt-by:         VNTR-MNT
created:        2011-07-20T12:42:25Z
last-modified:  2011-07-22T08:34:26Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.114 (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