% 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 '159.149.0.0 - 159.149.255.255'

% Abuse contact for '159.149.0.0 - 159.149.255.255' is 'cert@garr.it'

inetnum:        159.149.0.0 - 159.149.255.255
netname:        UNIMINET
descr:          UNI-Milano
country:        IT
org:            ORG-UDSD47-RIPE
sponsoring-org: ORG-GIRa1-RIPE
admin-c:        PS25334-RIPE
tech-c:         GG1434-RIPE
status:         LEGACY
remarks:        This prefix is statically assigned
remarks:        To notify abuse mailto: cert@garr.it
remarks:        Multiple-Lans of Milan University
remarks:        GARR - Italian academic and research network
mnt-by:         RIPE-NCC-LEGACY-MNT
mnt-by:         GARR-LIR
mnt-irt:        IRT-GARR-CERT
created:        1970-01-01T00:00:00Z
last-modified:  2023-08-11T12:54:07Z
source:         RIPE

organisation:   ORG-UDSD47-RIPE
org-name:       Universita' degli Studi di Milano
country:        IT
org-type:       OTHER
address:        Via Festa del Perdono 3
address:        20122
address:        Milano
address:        I
abuse-c:        AG16225-RIPE
mnt-ref:        GARR-LIR
mnt-by:         GARR-LIR
created:        2014-06-04T11:43:02Z
last-modified:  2022-12-01T17:31:50Z
source:         RIPE # Filtered

person:         Giancarlo Galluzzi
address:        Universita' degli Studi di Milano
address:        DIVTLC - Universit. degli Studi di Milano
address:        Via G.Colombo, 46
address:        I-20133  Milano
address:        Italy
phone:          +39 02 50315206
fax-no:         +39 02 50315211
nic-hdl:        GG1434-RIPE
mnt-by:         GARR-LIR
created:        1970-01-01T00:00:00Z
last-modified:  2009-09-04T14:53:27Z
source:         RIPE # Filtered

person:         Paolo Sanna
address:        UNI-Milano
address:        Via G. Colombo, 46
address:        I-20133-Milano
address:        Italy
phone:          +39 02 50315254
nic-hdl:        PS25334-RIPE
mnt-by:         GARR-LIR
created:        2023-08-11T12:53:55Z
last-modified:  2023-08-11T12:53:55Z
source:         RIPE # Filtered

% Information related to '159.149.0.0/16AS137'

route:          159.149.0.0/16
descr:          UNIMINET
origin:         AS137
remarks:        Universita' di Milano
remarks:        To notify abuse mailto: cert@garr.it
mnt-by:         GARR-LIR
created:        2002-04-24T11:36:41Z
last-modified:  2024-02-23T15:42:13Z
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