These entries are queried from radb.net using whois, you can try my project getting these.
:AS55220 route: 104.152.152.0/22 descr: Peer1 Route Object origin: AS55220 mnt-by: maint-as13768 changed: support [at] peer1.com 20140720 source: RADB last-modified: 2023-11-13T15:46:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source