These entries are queried from radb.net using whois, you can try my project getting these.
:AS51009 route: 83.166.96.0/19 descr: LLC Company NICOS origin: AS51009 notify: noc [at] nicos.ru mnt-by: NICOS-MNT created: 2010-05-18T11:26:51Z last-modified: 2021-04-13T08:53:01Z 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: 2a11:8600::/29 descr: LLC Company NICOS origin: AS51009 mnt-by: NICOS-MNT created: 2021-07-30T02:17:01Z last-modified: 2021-07-30T02:17:01Z 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