These entries are queried from radb.net using whois, you can try my project getting these.
:AS43301 route: 31.148.206.0/23 descr: 29000, Khmelnytskyi descr: Ukraine origin: AS43301 mnt-by: RIPE-DB-MNT mnt-by: MAGICOM-MNT created: 2017-02-02T02:13:54Z last-modified: 2017-02-07T11:57:59Z 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: 31.148.206.0/24 descr: 29000, Khmelnytskyi descr: Ukraine origin: AS43301 mnt-by: MAGICOM-MNT created: 2017-09-13T09:07:09Z last-modified: 2017-09-13T09:07:32Z 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 route: 31.148.207.0/24 descr: 29000, Khmelnytskyi descr: Ukraine origin: AS43301 mnt-by: MAGICOM-MNT created: 2017-09-13T09:09:59Z last-modified: 2017-09-13T09:09:59Z 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