These entries are queried from radb.net using whois, you can try my project getting these.
:AS51067 route: 91.216.121.0/24 origin: AS51067 mnt-by: SIBINFOSOFT-MNT created: 2010-07-29T01:26:39Z last-modified: 2023-07-13T15:29:10Z 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: 2001:67c:23f8::/48 origin: AS51067 mnt-by: SIBINFOSOFT-MNT created: 2023-07-13T19:18:22Z last-modified: 2023-07-13T19:18:22Z 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