% 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 '86.39.0.0 - 86.39.63.255'

% Abuse contact for '86.39.0.0 - 86.39.63.255' is 'abuse@hermes-telecom.net'

inetnum:        86.39.0.0 - 86.39.63.255
netname:        BE-HERMES-20050523
country:        BE
org:            ORG-HTB11-RIPE
admin-c:        MVO175-RIPE
tech-c:         MVO175-RIPE
status:         ALLOCATED PA
mnt-by:         mnt-be-hermes-1
mnt-by:         RIPE-NCC-HM-MNT
created:        2022-12-15T15:58:25Z
last-modified:  2022-12-15T15:58:25Z
source:         RIPE

organisation:   ORG-HTB11-RIPE
org-name:       Hermes Telecom BVBA
country:        BE
org-type:       LIR
address:        Noorderlaan 147
address:        2030
address:        Antwerpen
address:        BELGIUM
phone:          +3214190190
admin-c:        MVO175-RIPE
tech-c:         MVO175-RIPE
abuse-c:        AR57143-RIPE
mnt-ref:        mnt-be-hermes-1
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         mnt-be-hermes-1
created:        2019-12-09T07:28:22Z
last-modified:  2021-08-18T08:32:57Z
source:         RIPE # Filtered

role:           Michiel Van Opstal
address:        C/O Hermes Telecom (Belgium) BVBA
address:        Noorderlaan 147 BUS 22
address:        2030
address:        Antwerpen
address:        BELGIUM
phone:          +3214190190
nic-hdl:        MVO175-RIPE
mnt-by:         mnt-be-hermes-1
created:        2019-12-09T07:28:21Z
last-modified:  2021-05-04T09:30:55Z
source:         RIPE # Filtered

% Information related to '86.39.0.0/18AS50083'

route:          86.39.0.0/18
origin:         AS50083
mnt-by:         mnt-be-hermes-1
created:        2019-04-17T09:07:54Z
last-modified:  2019-12-20T12:37:43Z
source:         RIPE

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

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