% 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 '158.129.128.0 - 158.129.191.255'

% Abuse contact for '158.129.128.0 - 158.129.191.255' is 'cert@tinklas.vu.lt'

inetnum:        158.129.128.0 - 158.129.191.255
netname:        UNI-VILNIUS
descr:          Vilniaus universitetas
descr:          Lithuania
country:        LT
org:            ORG-VU16-RIPE
admin-c:        VU-RIPE
tech-c:         VU1579-RIPE
abuse-c:        VU1579-RIPE
status:         LEGACY
mnt-by:         AS5479-MNT
mnt-by:         AS2847-MNT
mnt-lower:      AS5479-MNT
mnt-routes:     AS5479-MNT
mnt-irt:        IRT-LITNET-CERT
mnt-domains:    AS2847-MNT
created:        2010-10-25T08:16:57Z
last-modified:  2024-02-12T18:21:25Z
source:         RIPE

organisation:   ORG-VU16-RIPE
org-name:       Vilniaus universitetas
org-type:       OTHER
address:        Universiteto g. 3, LT-01513 Vilnius, Lietuva
mnt-ref:        AS5479-MNT
mnt-by:         AS5479-MNT
created:        2015-10-28T14:38:11Z
last-modified:  2017-10-30T16:43:53Z
source:         RIPE # Filtered

role:           VU Hostmaster
address:        Vilniaus universitetas
address:        ITTC
address:        Sauletekio al. 9
address:        LT-10222 Vilnius
address:        Lithuania
phone:          +370 5 2366209
phone:          +370 5 2687188
abuse-mailbox:  cert@tinklas.vu.lt
admin-c:        ELR5479-RIPE
tech-c:         ELR5479-RIPE
tech-c:         RJ365-RIPE
tech-c:         VG69-RIPE
tech-c:         RJ2000-RIPE
tech-c:         AuK-RIPE
nic-hdl:        VU-RIPE
mnt-by:         AS5479-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2022-08-17T14:42:32Z
source:         RIPE # Filtered

role:           VU Hostmaster
address:        Vilniaus universitetas
address:        ITTC
address:        Sauletekio al. 9
address:        LT-10222 Vilnius
address:        Lithuania
phone:          +370 5 2366209
phone:          +370 5 2687188
abuse-mailbox:  cert@tinklas.vu.lt
admin-c:        ELR5479-RIPE
tech-c:         ELR5479-RIPE
tech-c:         RJ365-RIPE
tech-c:         VG69-RIPE
tech-c:         RJ2000-RIPE
tech-c:         AuK-RIPE
nic-hdl:        VU1579-RIPE
mnt-by:         AS5479-MNT
created:        2005-01-19T14:10:13Z
last-modified:  2022-08-17T14:40:14Z
source:         RIPE # Filtered

% Information related to '158.129.128.0/18AS5479'

route:          158.129.128.0/18
descr:          UNI-VILNIUS
origin:         AS5479
mnt-by:         AS5479-MNT
mnt-by:         AS2847-MNT
created:        2010-10-25T08:03:10Z
last-modified:  2010-10-25T08:03:10Z
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