These entries are queried from radb.net using whois, you can try my project getting these.
:AS209599 route: 213.139.248.0/24 origin: AS209599 mnt-by: mnt-ru-sima-land-1 created: 2019-03-06T06:24:31Z last-modified: 2019-03-06T06:24:31Z 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: 213.139.249.0/24 origin: AS209599 mnt-by: mnt-ru-sima-land-1 created: 2019-05-08T05:15:28Z last-modified: 2019-05-08T05:15:28Z 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: 213.139.250.0/24 origin: AS209599 mnt-by: mnt-ru-sima-land-1 created: 2019-11-27T06:57:32Z last-modified: 2019-11-27T06:57:32Z 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