% 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 '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 'AS57383'

% Abuse contact for 'AS57383' is 'alexnvis@gmail.com'

aut-num:        AS57383
as-name:        ASTERRANET
org:            ORG-TERR3-RIPE
import:         from AS42896 action pref=120; accept ANY
import:         from AS44341 action pref=120; accept ANY
export:         to AS42896 announce AS57383
export:         to AS44341 announce AS57383
admin-c:        SIDO1-RIPE
tech-c:         SIDO1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         AS6789-MNT
mnt-by:         TERRANETUA-MNT
created:        2011-10-14T06:36:48Z
last-modified:  2024-02-23T18:00:03Z
source:         RIPE
sponsoring-org: ORG-IGK1-RIPE

organisation:   ORG-TERR3-RIPE
org-name:       FLP Sidorenko Aleksandr Aleksandrovich
country:        RU
org-type:       OTHER
address:        Russia, g. Feodosiya, pgt. Primorskiy, ul. Sovetskaya 11, kv. 6
abuse-c:        AR30384-RIPE
mnt-ref:        TERRANETUA-MNT
mnt-ref:        AS6789-MNT
mnt-by:         TERRANETUA-MNT
mnt-by:         SEVONLINE-MNT
mnt-by:         AS6789-MNT
created:        2011-10-11T06:31:42Z
last-modified:  2024-02-27T12:14:30Z
source:         RIPE # Filtered

person:         Sidorenko Aleksandr
address:        Russia, g. Feodosiya, pgt. Primorskiy, ul. Sovetskaya 11, kv. 6
phone:          +79787958801
nic-hdl:        SIDO1-RIPE
mnt-by:         TERRANETUA-MNT
mnt-by:         SEVONLINE-MNT
created:        2011-10-11T06:29:47Z
last-modified:  2016-05-21T10:33:56Z
source:         RIPE # Filtered

% 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