These entries are queried from radb.net using whois, you can try my project getting these.
:AS394216 route: 198.148.207.0/24 descr: Secom proxy route object for AS394216 origin: AS394216 mnt-by: MAINT-AS16832 changed: miked [at] secom.net 20220310 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source