These entries are queried from radb.net using whois, you can try my project getting these.
:AS51799 route: 193.23.4.0/22 origin: AS51799 mnt-by: ro-scfidelnet-1-mnt created: 2018-05-16T12:37:20Z last-modified: 2018-05-16T12:37:20Z 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