These entries are queried from radb.net using whois, you can try my project getting these.
:AS208764 route: 91.241.53.0/24 origin: AS208764 mnt-by: lir-hr-tria-1-MNT created: 2024-03-28T16:09:52Z last-modified: 2024-03-28T16:09:52Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 185.244.92.0/23 origin: AS208764 mnt-by: hr-franz-net-1-mnt mnt-by: HN-DNS01 mnt-by: Franz-NET-doo mnt-by: mnt-hr-franz-net2-1 created: 2020-09-25T06:32:10Z last-modified: 2020-09-29T07:06:30Z 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: 194.169.51.0/24 origin: AS208764 mnt-by: mnt-hr-franz-net2-1 created: 2019-12-01T08:29:33Z last-modified: 2019-12-01T08:29:33Z 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: 194.169.53.0/24 origin: AS208764 mnt-by: mnt-hr-franz-net2-1 created: 2022-09-27T16:33:07Z last-modified: 2022-09-27T16:33:07Z 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