These entries are queried from radb.net using whois, you can try my project getting these.
:AS48947 route: 91.215.0.0/22 descr: AERONET origin: AS48947 mnt-by: PERFEKT-NET-MNT created: 2009-10-20T09:09:08Z last-modified: 2009-10-20T09:09:08Z 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