These entries are queried from radb.net using whois, you can try my project getting these.
:AS394139 route: 192.135.224.0/24 descr: Madison Memorial Hospital origin: AS394139 mnt-by: MAINT-AS21947 changed: networkengineers [at] blackfoot.com 20150708 #13:16:45Z source: RADB last-modified: 2023-11-13T15:47:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source