These entries are queried from radb.net using whois, you can try my project getting these.
:AS204467 route: 185.247.156.0/22 origin: AS204467 mnt-by: ASMD-MNT created: 2021-06-18T15:14:08Z last-modified: 2021-06-18T15:14:08Z 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: 2a01:6dc0::/32 origin: AS204467 mnt-by: ASMD-MNT created: 2018-11-26T10:31:01Z last-modified: 2018-11-26T10:31:01Z 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: 2a0d:c680::/29 origin: AS204467 mnt-by: ASMD-MNT created: 2021-06-18T15:45:54Z last-modified: 2021-06-18T15:45:54Z 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