These entries are queried from radb.net using whois, you can try my project getting these.
:AS11016 route: 205.174.33.0/24 descr: route-205.174.33.0/24 descr: Experian Americas descr: 475 Anton Blvd descr: Costa Mesa, CA 92626 descr: USA origin: AS11016 mnt-by: MNT-EXPERI-1 changed: arintech [at] experian.com 20180102 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source