% 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 '212.39.160.0 - 212.39.167.255'

% Abuse contact for '212.39.160.0 - 212.39.167.255' is 'network.abuse@speedcast.com'

inetnum:        212.39.160.0 - 212.39.167.255
netname:        HCC-NWS-01
descr:          Caprock UK Limited ISP Infrastructure
country:        GB
admin-c:        IRA34-RIPE
tech-c:         CSC45-RIPE
remarks:        INFRA-AW
status:         ASSIGNED PA
mnt-by:         DMS-RIPE-MNT1
created:        2012-09-26T08:49:27Z
last-modified:  2020-02-19T09:12:35Z
source:         RIPE

role:           HCC CSC
address:        Caprock UK Limited
address:        Denmore Road, Murcar Industrial Estate, Bridge of Don
address:
address:        Aberdeen
address:        AB23 8JW
remarks:        trouble: Contact the Caprock UK Limited Customer Support Centre
phone:          +44 (0) 1224 707377
fax-no:         +44 1224 617724
admin-c:        NWS5-RIPE
tech-c:         NWS5-RIPE
nic-hdl:        CSC45-RIPE
mnt-by:         DMS-RIPE-MNT1
created:        2012-09-24T16:35:17Z
last-modified:  2017-07-05T12:42:19Z
source:         RIPE # Filtered

role:           Internet Registry Administrator
address:        4400 Sam Houston Pkwy East Houston, TX 77048
nic-hdl:        IRA34-RIPE
mnt-by:         MNT-SPEEDCAST
created:        2020-02-19T07:44:38Z
last-modified:  2020-02-19T07:44:38Z
source:         RIPE # Filtered

% Information related to '212.39.160.0/19as4913'

route:          212.39.160.0/19
origin:         as4913
mnt-by:         DMS-RIPE-MNT1
created:        2023-02-08T18:51:59Z
last-modified:  2023-02-08T18:51:59Z
source:         RIPE

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