These entries are queried from radb.net using whois, you can try my project getting these.
:AS50013 route: 109.160.48.0/22 descr: Network of iSolute Plovdiv origin: AS50013 mnt-by: GCN-LIR-MNT mnt-routes: GCN-LIR-MNT mnt-lower: GCN-LIR-MNT created: 2013-03-01T07:09:47Z last-modified: 2013-03-01T07:09:47Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 109.160.48.0/24 descr: Network of iSolute Plovdiv origin: AS50013 mnt-by: GCN-LIR-MNT mnt-by: GlobalComNet created: 2016-01-19T08:25:56Z last-modified: 2016-01-19T08:25:56Z 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: 109.160.49.0/24 descr: Network of iSolute Plovdiv origin: AS50013 mnt-by: GCN-LIR-MNT mnt-by: GlobalComNet created: 2016-01-19T08:26:47Z last-modified: 2016-01-22T10:39:37Z 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: 109.160.50.0/24 descr: Network of iSolute Plovdiv origin: AS50013 mnt-by: GCN-LIR-MNT mnt-by: GlobalComNet created: 2016-01-19T08:27:59Z last-modified: 2016-01-19T08:27:59Z 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: 109.160.51.0/24 descr: Network of iSolute Plovdiv origin: AS50013 mnt-by: GCN-LIR-MNT mnt-by: GlobalComNet created: 2016-01-19T08:28:52Z last-modified: 2016-01-19T08:28:52Z 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