These entries are queried from radb.net using whois, you can try my project getting these.
:AS10194 route: 203.226.64.0/18 descr: Doosanheavy origin: AS10194 notify: ip-tech [at] sknetworks.co.kr notify: korea-ip-gl [at] ntt.com mnt-by: MAINT-SKNETWORKS changed: kubby [at] sknetworks.co.kr 20050325 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.226.64.0/18 descr: Proxy-Registered Route Object by DACOM(AS3786) origin: AS10194 remarks: This route object is for a DACOM's customer route remarks: which is being exported under this origin AS. remarks: remarks: This route object was automatically created to prevent remarks: some DACOM peer from rejecting this route because remarks: they may create their filter based on Route Registry DB. notify: noc [at] bora.net mnt-by: MAINT-AS3786 changed: yuncheol [at] bora.net 20050722 source: RADB last-modified: 2023-11-13T16:09:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source