These entries are queried from radb.net using whois, you can try my project getting these.
:AS59888 route: 212.1.200.0/21 descr: Marmin Ltd origin: AS59888 mnt-by: lir-uk-marmin-1-MNT created: 2023-05-14T19:38:40Z last-modified: 2023-05-14T19:38:40Z 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: 212.1.200.0/23 descr: Marmin Ltd origin: AS59888 mnt-by: lir-uk-marmin-1-MNT created: 2023-05-14T19:53:46Z last-modified: 2023-05-14T19:53:46Z 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: 212.1.202.0/23 descr: Marmin Ltd origin: AS59888 mnt-by: lir-uk-marmin-1-MNT created: 2023-05-14T19:54:35Z last-modified: 2023-05-14T19:54:35Z 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: 212.1.204.0/23 descr: Marmin Ltd origin: AS59888 mnt-by: lir-uk-marmin-1-MNT created: 2023-05-14T19:55:02Z last-modified: 2023-05-14T19:55:02Z 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: 2a07:7600::/29 descr: Marmin Ltd origin: AS59888 mnt-by: lir-uk-marmin-1-MNT created: 2023-05-14T20:02:23Z last-modified: 2023-05-14T20:02:23Z 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