% 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 '193.58.1.0 - 193.58.5.255'

% Abuse contact for '193.58.1.0 - 193.58.5.255' is 'abuse@proximus.com'

inetnum:        193.58.1.0 - 193.58.5.255
netname:        FORTISBANK-BE-193
descr:          Brussels, Belgium
org:            ORG-FN27-RIPE
country:        BE
admin-c:        FB3466-RIPE
tech-c:         FB3464-RIPE
status:         ASSIGNED PI
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         Fortis-MNT
created:        2022-12-21T14:48:15Z
last-modified:  2022-12-21T14:48:15Z
source:         RIPE # Filtered
sponsoring-org: ORG-BA4-RIPE

organisation:   ORG-FN27-RIPE
org-name:       BNP Paribas Fortis NV
country:        BE
org-type:       OTHER
descr:          BNPPARIBAS FORTIS
address:        Infrastructure & Collaboration Services | Network Security & Core - 1CP2C
address:        Montagne du Parc 3
address:        B-1000 Brussels
address:        Belgium
admin-c:        FB3464-RIPE
tech-c:         FD495-RIPE
mnt-by:         Fortis-MNT
mnt-by:         BELGACOM-MNT
mnt-ref:        Fortis-MNT
created:        2012-07-27T12:59:57Z
last-modified:  2022-12-21T14:35:11Z
source:         RIPE # Filtered
abuse-c:        AR27214-RIPE

role:           Fortis Bank Tech-C contact group
address:        I&O - SO - Telecom - NSOC  (1GA2I)
address:        Montagne du Parc 3
address:        B-1000 Brussels
address:        Belgium
phone:          +32 2 228 93 04
fax-no:         +32 2 228 83 69
admin-c:        FB3464-RIPE
tech-c:         AD1104-RIPE
tech-c:         WW1021-RIPE
tech-c:         GC12135-RIPE
tech-c:         CHEN
tech-c:         JH2315-RIPE
tech-c:         FD495-RIPE
mnt-by:         Fortis-MNT
nic-hdl:        FB3464-RIPE
created:        2005-03-22T12:23:38Z
last-modified:  2012-08-01T10:09:10Z
source:         RIPE # Filtered

role:           Fortis Bank Admin-C contact group
address:        I&O - TS - Telecom - Network Security  (1GA2O)
address:        Montagne du Parc 3
address:        B-1000 Brussels
address:        Belgium
phone:          +32 2 228 93 04
fax-no:         +32 2 228 83 69
admin-c:        FB3466-RIPE
tech-c:         WW1021-RIPE
tech-c:         GC12135-RIPE
tech-c:         CHEN
mnt-by:         Fortis-MNT
nic-hdl:        FB3466-RIPE
created:        2005-03-22T12:25:34Z
last-modified:  2012-08-01T10:09:56Z
source:         RIPE # Filtered

% Information related to '193.58.1.0/24AS25215'

route:          193.58.1.0/24
origin:         AS25215
mnt-by:         BNP-PARIBAS-SA-MNT
created:        2017-03-16T16:40:19Z
last-modified:  2017-03-16T16:40:19Z
source:         RIPE

% Information related to '193.58.1.0/24AS28827'

route:          193.58.1.0/24
descr:          FORTISBANK-BE-1
origin:         AS28827
mnt-by:         Fortis-MNT
created:        2003-04-08T13:15:59Z
last-modified:  2012-08-01T09:15:50Z
source:         RIPE # Filtered

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

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