These entries are queried from radb.net using whois, you can try my project getting these.
:AS58237 route: 194.33.72.0/22 descr: FPH "Kabos" Wojciech Bochenek origin: AS58237 mnt-by: LEON-MNT mnt-by: KABOS-MNT created: 2012-06-06T13:56:29Z last-modified: 2012-06-06T13:56:29Z 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