These entries are queried from radb.net using whois, you can try my project getting these.
:AS31447 route: 91.216.244.0/24 descr: Soft-Rating Consult ltd. origin: AS31447 mnt-by: RIPE-NCC-END-MNT mnt-by: SOFTRATING-MNT created: 2010-08-17T07:48:45Z last-modified: 2010-08-17T07:48:45Z 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