These entries are queried from radb.net using whois, you can try my project getting these.
:AS9780 route: 203.241.224.0/19 descr: INJE UNIVERSITY origin: AS9780 mnt-by: MAINT-AS4766 changed: nw [at] kornet.net 20100121 source: RADB last-modified: 2023-11-13T16:15:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source