These entries are queried from radb.net using whois, you can try my project getting these.
:AS204660 route6: 2001:67c:a18::/48 descr: TIGERTECH-MAIN-LAN origin: AS204660 mnt-by: TIGERMATT-MNT mnt-by: TIGERTECH-MNT created: 2022-06-15T22:01:41Z last-modified: 2022-06-15T22:01:41Z 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 route6: 2a06:a005:d23::/48 origin: AS204660 mnt-by: TIGERMATT-MNT mnt-by: ROUTE48-MNT created: 2022-06-18T12:35:21Z last-modified: 2022-06-18T12:35:21Z 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