% 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 '91.199.120.0 - 91.199.120.255'

% Abuse contact for '91.199.120.0 - 91.199.120.255' is 'abuse@h3m.com'

inetnum:        91.199.120.0 - 91.199.120.255
netname:        H3MCOM-NETS
country:        ES
org:            ORG-HCdD1-RIPE
admin-c:        JRP6-RIPE
tech-c:         JRP6-RIPE
status:         ASSIGNED PI
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         H3MCOM-MNT
mnt-by:         TECNOCRATICA-MNT
created:        2008-01-16T13:10:22Z
last-modified:  2022-10-28T12:26:41Z
source:         RIPE
sponsoring-org: ORG-ICL2-RIPE

organisation:   ORG-HCdD1-RIPE
org-name:       PLANHOST Servicios Informaticos S.L.
country:        ES
org-type:       OTHER
descr:          H3M - Centro de Datos Madrid
address:        C/ Carolina Coronado 28 2B
address:        Madrid 28017
address:        SPAIN
address:        ES
phone:          +34 91 101 9321
abuse-c:        AR20789-RIPE
admin-c:        JRP6-RIPE
tech-c:         JRP6-RIPE
mnt-ref:        OGIC-MNT
mnt-by:         H3MCOM-MNT
created:        2008-01-10T14:53:44Z
last-modified:  2022-12-01T16:28:33Z
source:         RIPE # Filtered
mnt-ref:        H3MCOM-MNT

person:         Juan R Pozo
address:        C/ Carolina Coronado 28 2B
address:        Madrid 28017 Spain
phone:          +34 91 101 9321
nic-hdl:        JRP6-RIPE
created:        2004-02-02T14:50:42Z
last-modified:  2021-08-19T13:25:59Z
source:         RIPE # Filtered
mnt-by:         H3MCOM-MNT

% Information related to '91.199.120.0/24AS15954'

route:          91.199.120.0/24
origin:         AS15954
mnt-by:         TECNOCRATICA-MNT
created:        2021-08-23T07:28:51Z
last-modified:  2021-08-23T07:28:51Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.112 (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