These entries are queried from radb.net using whois, you can try my project getting these.
:AS262660 route6: 2804:148::/32 descr: ITX-FARRAPO origin: AS262660 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20160511 #19:19:03Z source: RADB last-modified: 2023-11-13T15:49:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source