These entries are queried from radb.net using whois, you can try my project getting these.
:AS56818 route: 91.227.254.0/24 descr: route for ncube-1 netblock origin: AS56818 mnt-by: MNT-LS notify: ls.sons [at] gmail.com created: 2011-05-20T20:11:46Z last-modified: 2018-04-22T14:56:22Z 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 route: 192.162.200.0/22 descr: route for ncube-2 netblock origin: AS56818 mnt-by: MNT-LS created: 2020-04-24T17:35:56Z last-modified: 2020-04-24T17:35:56Z 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 route: 192.162.200.0/24 descr: route for ncube-2 netblock origin: AS56818 mnt-by: MNT-LS created: 2020-03-12T19:42:56Z last-modified: 2020-03-12T19:42:56Z 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 route: 192.162.201.0/24 descr: route for ncube-2 netblock origin: AS56818 mnt-by: MNT-LS created: 2020-03-12T17:54:53Z last-modified: 2020-03-12T17:54:53Z 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 route: 192.162.202.0/23 descr: route for ncube-2 netblock origin: AS56818 mnt-by: MNT-LS created: 2020-03-12T17:54:02Z last-modified: 2020-03-12T17:54:02Z 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