% 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 '2a05:1700::/48'

% Abuse contact for '2a05:1700::/48' is 'abuse@cishost.ru'

inet6num:       2a05:1700::/48
netname:        RU-RELINK-SELECTEL
descr:          SELECTEL
country:        RU
admin-c:        ORL-RIPE
tech-c:         ORL-RIPE
mnt-by:         RELINK-MNT
mnt-routes:     MNT-SELECTEL
status:         ASSIGNED
created:        2015-02-19T15:43:10Z
last-modified:  2019-08-01T10:01:46Z
source:         RIPE

person:         Orlov Andrey
address:        Russia, Moscow, Leninsky Avenue, 63/2
phone:          +7(499)703-02-65
nic-hdl:        ORL-RIPE
mnt-by:         RELINK-MNT
created:        2015-03-18T19:25:34Z
last-modified:  2015-03-18T19:25:34Z
source:         RIPE

% Information related to '2a05:1700::/48AS56577'

route6:         2a05:1700::/48
descr:          RelinkRouteIPv6
origin:         AS56577
mnt-by:         RELINK-MNT
created:        2015-03-18T17:28:50Z
last-modified:  2015-03-18T17:28:50Z
source:         RIPE

% 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