These entries are queried from radb.net using whois, you can try my project getting these.
:AS47705 route: 91.208.97.0/24 descr: ZASTAVA-NET origin: AS47705 mnt-by: ZASTAVA-MNT created: 2008-08-05T14:44:48Z last-modified: 2008-08-05T14:44:48Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a02:2000:3c7::/48 descr: Zastava origin: AS47705 mnt-by: DL-MNT created: 2023-06-23T11:17:48Z last-modified: 2023-06-23T11:17:48Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid