These entries are queried from radb.net using whois, you can try my project getting these.
:AS9645 route: 203.240.128.0/24 descr: HYUNDAI FUTURES CORPORATION origin: AS9645 mnt-by: MAINT-AS4766 changed: choi [at] streamwk.kix.net 20010222 source: RADB last-modified: 2023-11-13T16:15:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source