These entries are queried from radb.net using whois, you can try my project getting these.
:AS198849 route: 91.109.248.0/21 descr: Cassava-UK-IP origin: AS198849 mnt-by: NN57406-MNT created: 2012-10-24T11:02:48Z last-modified: 2019-08-19T05:05:42Z 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: 185.114.229.0/24 descr: CAS-RIPE-PT origin: AS198849 remarks: mnt-by: CAS-RIPE-MNT mnt-by: NN57406-MNT created: 2019-02-07T11:22:34Z last-modified: 2019-08-19T05:03:42Z 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