These entries are queried from radb.net using whois, you can try my project getting these.
:AS43443 route6: 2a03:9c00:a::/48 origin: AS43443 mnt-by: FX-SOFT-MNT created: 2017-07-10T09:22:24Z last-modified: 2017-07-10T09:22:24Z source: RIPE mnt-routes: SPACE-MNT 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