These entries are queried from radb.net using whois, you can try my project getting these.
:AS199028 route: 81.161.112.0/23 descr: Uniwersytet Medyczny w Lublinie origin: AS199028 mnt-by: PL-LUBMAN-MNT created: 2013-01-24T21:42:40Z last-modified: 2013-01-24T21:42:40Z 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