These entries are queried from radb.net using whois, you can try my project getting these.
:AS394348 route: 216.175.7.0/24 descr: American Rental Association origin: AS394348 mnt-by: MAINT-AS30036 changed: hdean [at] mediacomcc.com 20180828 #19:28:26Z source: RADB last-modified: 2023-11-13T15:54:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source