% 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://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to '46.245.149.16 - 46.245.149.19'

% Abuse contact for '46.245.149.16 - 46.245.149.19' is 'abuse@ip-plus.net'

inetnum:        46.245.149.16 - 46.245.149.19
netname:        SAI-SBL3
descr:          Schulen ans Internet Basel-Land
descr:          Reinach BL, Egertenstr. 8
country:        CH
admin-c:        EI1184-RIPE
tech-c:         BG109-RIPE
status:         ASSIGNED PA
mnt-by:         CH-UNISOURCE-MNT
mnt-by:         CH-SECUREPOP-MNT
created:        2013-10-28T15:27:01Z
last-modified:  2017-08-23T08:41:28Z
source:         RIPE

person:         Bitterli Georg
address:        Schulen ans Internet Baselland SAI-BL
address:        Postfach
address:        CH-4051 Basel
phone:          +41 61 925 63 76
nic-hdl:        BG109-RIPE
created:        2003-06-26T09:15:17Z
last-modified:  2020-06-04T14:02:02Z
source:         RIPE # Filtered
mnt-by:         CH-UNISOURCE-MNT

person:         Kevin Saner
address:        Schweiz. Medieninstitut fuer Bildung und Kultur
address:        Erlachstrasse 21, CH-3012 Bern
phone:          +41 31 300 55 00
nic-hdl:        EI1184-RIPE
mnt-by:         CH-UNISOURCE-MNT
created:        2017-08-23T08:16:23Z
last-modified:  2022-03-28T09:18:33Z
source:         RIPE # Filtered

% Information related to '46.245.144.0/21AS3303'

route:          46.245.144.0/21
descr:          educa.ch
origin:         AS3303
mnt-by:         CH-UNISOURCE-MNT
created:        2011-02-02T18:06:54Z
last-modified:  2019-10-02T13:27:35Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.114 (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