These entries are queried from radb.net using whois, you can try my project getting these.
:AS26781 route: 50.58.250.0/24 descr: Baptist Health System of Alabama origin: AS26781 mnt-by: MAINT-CHTR-WD changed: denny.derda [at] chartercom.com 20141211 #15:38:11Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source