% 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 '185.65.135.0 - 185.65.135.255'

% Abuse contact for '185.65.135.0 - 185.65.135.255' is 'abuse@31173.se'

inetnum:        185.65.135.0 - 185.65.135.255
netname:        NET-31173-185-65-135
country:        SE
geoloc:         59.3240 18.0486
language:       sv
descr:          31173 Services AB infrastructure in Stockholm, Sweden.
org:            ORG-SA1601-RIPE
admin-c:        ESAB1-RIPE
tech-c:         ESAB1-RIPE
status:         ASSIGNED PA
mnt-by:         ESAB-MNT
created:        2020-05-04T09:54:04Z
last-modified:  2020-05-05T11:37:49Z
source:         RIPE

organisation:   ORG-SA1601-RIPE
org-name:       31173 Services AB
country:        SE
org-type:       LIR
address:        Scheelegatan 9
address:        21228
address:        Malmo
address:        SWEDEN
phone:          +46406181000
admin-c:        ESAB1-RIPE
tech-c:         ESAB1-RIPE
abuse-c:        ESAB1-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        ESAB-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         ESAB-MNT
created:        2014-07-21T14:00:47Z
last-modified:  2020-12-16T12:39:54Z
source:         RIPE # Filtered

role:           ESAB NOC
address:        31173 Services AB
address:        Scheelegatan 9
address:        21228
address:        Malmo
address:        SWEDEN
phone:          +46406181000
abuse-mailbox:  abuse@31173.se
admin-c:        NEMO1-RIPE
tech-c:         KPE-RIPE
nic-hdl:        ESAB1-RIPE
mnt-by:         ESAB-MNT
created:        2009-12-16T20:19:00Z
last-modified:  2024-01-22T09:54:56Z
source:         RIPE # Filtered

% Information related to '185.65.135.0/24AS39351'

route:          185.65.135.0/24
origin:         AS39351
mnt-by:         ESAB-MNT
created:        2017-10-21T11:33:04Z
last-modified:  2020-05-04T09:52:41Z
source:         RIPE

% 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