These entries are queried from radb.net using whois, you can try my project getting these.
:AS25487 route: 217.13.80.0/20 descr: ES-DIGITALVALUE route origin: AS25487 mnt-by: DIGITALVALUE-MNT created: 2003-02-21T13:23:00Z last-modified: 2003-02-21T13:23:00Z 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