% 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 'AS56444 - AS57146'

as-block:       AS56444 - AS57146
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:        2023-08-23T15:27:46Z
last-modified:  2023-08-23T15:27:46Z
source:         RIPE

% Information related to 'AS56669'

% Abuse contact for 'AS56669' is 'Pryamushkin.VI@yamal.gazprom-neft.ru'

aut-num:        AS56669
as-name:        NNGS-AS
org:            ORG-NL155-RIPE
import:         from AS12389 action pref=100; accept ANY
export:         to AS12389 announce AS-NNGS-1
import:         from AS31425 action pref=100; accept ANY
export:         to AS31425 announce AS-NNGS-1
import:         from AS9049 action pref=100; accept ANY
export:         to AS9049 announce AS-NNGS-1
admin-c:        ES14390-RIPE
tech-c:         SZ5443-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-NETART
sponsoring-org: ORG-NGs2-RIPE
created:        2011-04-21T12:42:27Z
last-modified:  2021-12-01T18:21:46Z
source:         RIPE

organisation:   ORG-NL155-RIPE
org-name:       LLC Gazpromneft ITO
country:        RU
org-type:       OTHER
address:        Moskovsky pr. 60/129, letter A
address:        St. Petersburg, 190013, Russia
abuse-c:        AR27539-RIPE
mnt-ref:        MNT-NETART
mnt-by:         MNT-NETART
created:        2011-04-21T00:19:50Z
last-modified:  2022-12-01T17:20:50Z
source:         RIPE # Filtered

person:         Elena Shuvalova
address:        Gazpromneft ITO, LLC
address:        St. Petersburg, Moskovsky Prospekt, 60/129, letter A
address:        190013, Russia
phone:          +7 812 493-25-63
nic-hdl:        ES14390-RIPE
mnt-by:         MNT-NETART
created:        2021-11-30T18:40:19Z
last-modified:  2021-11-30T18:40:19Z
source:         RIPE # Filtered

person:         Sergey Zakharov
address:        Gazpromneft ITO, LLC
address:        St. Petersburg, Moskovsky Prospekt, 60/129, letter A
address:        190013, Russia
phone:          +7 812 493-25-63
nic-hdl:        SZ5443-RIPE
mnt-by:         MNT-NETART
created:        2021-11-30T18:40:19Z
last-modified:  2021-11-30T18:40:19Z
source:         RIPE # Filtered

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

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