% 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 '5.172.48.0 - 5.172.55.255'

% Abuse contact for '5.172.48.0 - 5.172.55.255' is 'broadband@nwewireless.com'

inetnum:        5.172.48.0 - 5.172.55.255
netname:        NWEWN
descr:          IPv4 address space for customers and CPE
country:        GB
admin-c:        SM410-RIPE
org:            ORG-NWE1-RIPE
tech-c:         SM410-RIPE
status:         ASSIGNED PA
mnt-by:         MNT-NWEWN
created:        2012-08-06T11:10:20Z
last-modified:  2012-08-06T21:15:58Z
source:         RIPE

organisation:   ORG-NWE1-RIPE
org-name:       Broadband N.I. Ltd.
country:        GB
org-type:       LIR
address:        Unit 16, Skeoge Ind Est 16
address:        BT48 8SE
address:        LondonDerry
address:        UNITED KINGDOM
phone:          +442871351999
fax-no:         +442871352123
abuse-c:        AR17824-RIPE
admin-c:        SM410-RIPE
admin-c:        SM410-RIPE
mnt-ref:        MNT-NWEWN
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-NWEWN
created:        2007-07-25T08:20:02Z
last-modified:  2022-02-14T12:06:47Z
source:         RIPE # Filtered

person:         Scott Mcclelland
address:        NWE Mast Tower & Antennas
address:        Unit 16 Skeoge Ind Park
address:        Londonderry
address:        BT48 8SE
address:        GB
mnt-by:         MNT-NWEWN
phone:          +44 28 7135 1999
fax-no:         +44 28 7135 2123
nic-hdl:        SM410-RIPE
remarks:        Please send abuse notification to noc@nwewireless.com
created:        2003-06-11T15:28:21Z
last-modified:  2011-06-07T10:43:18Z
source:         RIPE # Filtered

% Information related to '5.172.48.0/20AS43599'

route:          5.172.48.0/20
descr:          NWE Wireless Networks Ltd.
origin:         AS43599
mnt-by:         MNT-NWEWN
created:        2012-07-31T01:58:02Z
last-modified:  2012-07-31T01:58:02Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.113.2 (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