These entries are queried from radb.net using whois, you can try my project getting these.
:AS215457 route: 31.128.56.0/22 origin: AS215457 mnt-by: DCSRU-MNT created: 2024-02-21T12:53:10Z last-modified: 2024-02-21T12:53:10Z 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: 31.128.56.0/24 origin: AS215457 mnt-by: DCSRU-MNT created: 2024-02-21T12:54:32Z last-modified: 2024-02-21T12:54:32Z 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 route: 31.128.58.0/24 origin: AS215457 mnt-by: DCSRU-MNT created: 2024-02-21T12:55:36Z last-modified: 2024-02-21T12:55:36Z 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: 31.128.59.0/24 origin: AS215457 mnt-by: DCSRU-MNT created: 2024-02-21T12:55:53Z last-modified: 2024-02-21T12:55:53Z 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