These entries are queried from radb.net using whois, you can try my project getting these.
:AS56481 route: 91.223.174.0/24 descr: MLINOTEST zivilska industrija d.d. descr: Tovarniska 14 descr: 5270 Ajdovscina descr: Slovenia origin: AS56481 mnt-by: AS9119-MNT notify: ripe [at] softnet.si created: 2011-03-02T08:26:35Z last-modified: 2011-03-02T08:26:35Z 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