These entries are queried from radb.net using whois, you can try my project getting these.
:AS28651 route6: 2804:864::/32 descr: ITX-SAMM origin: AS28651 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180905 #17:25:09Z source: RADB last-modified: 2023-11-13T15:54:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source