These entries are queried from radb.net using whois, you can try my project getting these.
:AS197499 route: 31.41.224.0/21 descr: route for Pivovar-net origin: AS197499 mnt-by: LIDERTELECOM-mnt created: 2011-04-08T07:34:33Z last-modified: 2011-04-08T07:34:33Z 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