% 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 '212.64.224.0 - 212.64.227.255'

% Abuse contact for '212.64.224.0 - 212.64.227.255' is 'abuse@bayer.com'

inetnum:        212.64.224.0 - 212.64.227.255
netname:        BAYERNET-01
descr:          Bayer AG, Germany, Leverkusen
country:        DE
admin-c:        BAYR2-RIPE
tech-c:         BAYR3-RIPE
status:         ASSIGNED PA
mnt-by:         BAYER-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2001-09-21T22:35:29Z
source:         RIPE

role:           Bayer Admin Contact Persons
address:        Bayer Business Services GmbH
address:        IAO-GIS-NAS-WAN
address:        Building C102
address:        D-51368 Leverkusen
address:        Germany
phone:          +49 214 30 80841
abuse-mailbox:  abuse@bayer.com
admin-c:        MW23643
tech-c:         OJ1970
tech-c:         CNB1-RIPE
nic-hdl:        BAYR2-RIPE
mnt-by:         BAYER-MNT
created:        2002-08-14T09:05:49Z
last-modified:  2015-11-06T12:05:05Z
source:         RIPE # Filtered

role:           Bayer Tech Contact Persons
address:        Bayer Business Services
address:        IAO-GIS-NAS-WAN
address:        Building C102
address:        D-51368 Leverkusen
address:        Germany
phone:          +49 214 30 80841
abuse-mailbox:  abuse@bayer.com
admin-c:        CNB1-RIPE
tech-c:         OJ1970
nic-hdl:        BAYR3-RIPE
mnt-by:         BAYER-MNT
created:        2002-08-14T09:23:26Z
last-modified:  2015-11-06T12:06:58Z
source:         RIPE # Filtered

% Information related to '212.64.224.0/19AS13043'

route:          212.64.224.0/19
descr:          Bayer AG
descr:          Bayer AG, Germany, Leverkusen
origin:         AS13043
remarks:        removed cross-mnt:    BAYER-MNT
mnt-by:         BAYER-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2004-01-30T16:48:56Z
source:         RIPE

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

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