These entries are queried from radb.net using whois, you can try my project getting these.
:AS201469 route: 31.148.21.0/24 descr: Concept Ltd. origin: AS201469 mnt-by: concept-mnt mnt-by: RIPE-DB-MNT created: 2014-11-13T13:54:42Z last-modified: 2016-11-25T14:38:36Z 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: 31.148.31.0/24 descr: Concept Ltd. origin: AS201469 mnt-by: concept-mnt mnt-by: RIPE-DB-MNT created: 2016-06-10T06:57:24Z last-modified: 2016-11-25T14:38:37Z 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: 95.46.4.0/24 descr: Concept Ltd. origin: AS201469 mnt-by: concept-mnt mnt-by: RIPE-DB-MNT created: 2015-10-26T13:32:10Z last-modified: 2016-11-25T14:41:29Z 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