% 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 'AS50220 - AS50841'

as-block:       AS50220 - AS50841
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:        2024-08-12T14:10:44Z
last-modified:  2024-08-12T14:10:44Z
source:         RIPE

% Information related to 'AS50712'

% Abuse contact for 'AS50712' is 'aleks1496@mail.ru'

aut-num:        AS50712
as-name:        KAVKAZNET
status:         ASSIGNED
org:            ORG-KISL2-RIPE
import:         from AS3216 accept ANY
import:         from AS8563 accept any
export:         to AS3216 announce AS50712
export:         to AS8563 announce AS50712
admin-c:        AD827-RIPE
tech-c:         AD827-RIPE
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-KAVKAZ
created:        2010-03-15T08:56:34Z
last-modified:  2025-04-28T07:44:07Z
source:         RIPE # Filtered
sponsoring-org: ORG-ATS13-RIPE

organisation:   ORG-KISL2-RIPE
org-name:       Kavkaz Internet Service Ltd.
country:        RU
org-type:       OTHER
address:        50 let Oktiabria st. 48a, Mineralnye Vody, Russia
abuse-c:        AR21519-RIPE
mnt-ref:        MNT-KAVKAZ
mnt-by:         MNT-KAVKAZ
created:        2009-09-24T13:39:57Z
last-modified:  2022-12-01T16:33:49Z
source:         RIPE # Filtered

person:         Alexey Dudchenko
address:        68a, Karla Marksa st, Mineralnye Vody, Russia
phone:          +7 928 3757807
nic-hdl:        AD827-RIPE
created:        2009-09-24T13:35:58Z
last-modified:  2025-04-28T07:39:05Z
source:         RIPE
mnt-by:         MNT-KAVKAZ

% This query was served by the RIPE Database Query Service version 1.120 (ABERDEEN)