These entries are queried from radb.net using whois, you can try my project getting these.
:AS12803 route: 195.200.250.0/23 descr: 195.200.250.0/23 route origin: AS12803 mnt-by: TELECOM-GROUP-MNT created: 2009-12-08T10:22:42Z last-modified: 2017-10-25T13:48:39Z 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: 195.200.250.0/24 descr: 195.200.250.0/24 route origin: AS12803 mnt-by: TELECOM-GROUP-MNT created: 2011-05-11T12:14:00Z last-modified: 2017-10-25T12:28:34Z 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: 195.200.251.0/24 descr: 195.200.251.0/24 route origin: AS12803 mnt-by: TELECOM-GROUP-MNT created: 2011-05-11T12:14:59Z last-modified: 2020-09-24T08:33:32Z 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