These entries are queried from radb.net using whois, you can try my project getting these.
:AS59542 route: 145.7.49.0/24 descr: KPN B.V. origin: AS59542 notify: kpn-ip-office [at] kpn.com mnt-by: KPN-MNT created: 2018-02-09T13:54:17Z last-modified: 2018-02-09T13:54:17Z 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: 145.7.56.0/21 descr: KPN B.V. origin: AS59542 notify: kpn-ip-office [at] kpn.com mnt-by: KPN-MNT created: 2018-02-09T13:54:17Z last-modified: 2018-02-09T13:54:17Z 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: 193.173.196.0/24 descr: KPN B.V. origin: AS59542 notify: kpn-ip-office [at] kpn.com mnt-by: KPN-MNT created: 2018-02-09T13:54:17Z last-modified: 2018-02-09T13:54:17Z 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 route6: 2a02:a43f:9000::/36 descr: KPN B.V. origin: AS59542 notify: kpn-ip-office [at] kpn.com mnt-by: KPN-MNT mnt-routes: KPN-MNT created: 2015-09-01T12:26:28Z last-modified: 2015-09-01T12:26:28Z 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 route6: 2a02:a43f:f000::/36 descr: KPN B.V. origin: AS59542 notify: kpn-ip-office [at] kpn.com mnt-by: KPN-MNT mnt-routes: KPN-MNT created: 2015-09-01T12:26:28Z last-modified: 2015-09-01T12:26:28Z 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