These entries are queried from radb.net using whois, you can try my project getting these.
:AS56506 route: 91.223.188.0/24 descr: Main Department of Internal Affairs of the Samara region origin: AS56506 mnt-by: PDS-MNT created: 2011-04-19T11:18:32Z last-modified: 2011-04-19T11:18:32Z 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