These entries are queried from radb.net using whois, you can try my project getting these.
:AS50692 route: 5.160.220.0/23 descr: IranKhodro-Route origin: AS50692 mnt-by: MNT-RSPN created: 2014-11-01T08:01:44Z last-modified: 2014-11-01T08:01:44Z 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: 5.160.220.0/24 descr: IranKhodro-Route origin: AS50692 mnt-by: MNT-RSPN created: 2014-11-01T08:02:15Z last-modified: 2014-11-01T08:02:15Z 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: 5.160.221.0/24 descr: IranKhodro-Route origin: AS50692 mnt-by: MNT-RSPN created: 2014-11-01T08:02:41Z last-modified: 2014-11-01T08:02:41Z 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