These entries are queried from radb.net using whois, you can try my project getting these.
:AS63396 route: 192.131.234.0/24 descr: Peer1 Route Object origin: AS63396 mnt-by: maint-as13768 changed: support [at] peer1.com 20150428 source: RADB last-modified: 2023-11-13T15:47:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source