These entries are queried from radb.net using whois, you can try my project getting these.
:AS272266 route6: 2804:8488::/32 descr: G8 Customer Proxy Route origin: AS272266 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20230828 source: RADB last-modified: 2023-11-13T16:18:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:8488:c000::/40 descr: G8 Customer Proxy Route origin: AS272266 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br source: RADB last-modified: 2024-01-19T23:00:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:8488:c000::/48 descr: G8 Customer Proxy Route origin: AS272266 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br source: RADB last-modified: 2023-12-19T23:00:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source