These entries are queried from radb.net using whois, you can try my project getting these.
:AS209794 route: 194.147.247.0/24 origin: AS209794 mnt-by: NEWFORMAT-MNT created: 2018-12-03T11:46:01Z last-modified: 2018-12-03T14:21:15Z 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