These entries are queried from radb.net using whois, you can try my project getting these.
:AS33850 route: 194.6.237.0/24 descr: UNIOR Kovaska industrija d.d., Zrece origin: AS33850 mnt-by: AS5603-MNT created: 2004-08-17T16:02:15Z last-modified: 2016-08-18T12:45:20Z 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: valid