% 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 '212.153.145.0 - 212.153.145.255'

% Abuse contact for '212.153.145.0 - 212.153.145.255' is 'abuse.emea@verizon.com'

inetnum:        212.153.145.0 - 212.153.145.255
netname:        OVDB
descr:          ovdb.nl
country:        NL
admin-c:        GW2248-RIPE
tech-c:         GW2248-RIPE
status:         ASSIGNED PA
mnt-by:         NLNET-MNT
mnt-lower:      NLNET-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2001-09-21T22:23:57Z
source:         RIPE

person:         G van Wijk
address:        stichting OVDB - Landelijk Orgaan Beroepsonderwijs
address:        Runnenburg 34
address:        NL-3981 AZ BUNNIK
address:        The Netherlands
phone:          +31 30 6570244
nic-hdl:        GW2248-RIPE
created:        1970-01-01T00:00:00Z
last-modified:  2020-06-04T11:46:14Z
source:         RIPE
mnt-by:         NLNET-MNT

% Information related to '212.153.0.0/16AS702'

route:          212.153.0.0/16
descr:          NL PA route
origin:         AS702
member-of:      AS702:RS-NL,
                AS702:RS-NL-PA
inject:         upon static
aggr-mtd:       outbound
remarks:        **********ABUSE ISSUES**********
remarks:        All abuse must be reported to
remarks:        abuse@nl.uu.net for this network.
remarks:        ********************************
mnt-by:         WCOM-EMEA-RICE-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2010-11-12T12:58:02Z
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