These entries are queried from radb.net using whois, you can try my project getting these.
:AS34503 route: 31.148.217.0/24 origin: AS34503 mnt-by: MNT-YOUNET mnt-by: RIPE-DB-MNT created: 2019-09-26T08:25:27Z last-modified: 2019-09-26T08:25:27Z 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: 93.170.103.0/24 origin: AS34503 mnt-by: MNT-YOUNET mnt-by: RIPE-DB-MNT created: 2015-04-23T07:22:24Z last-modified: 2019-09-26T08:25:26Z 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