These entries are queried from radb.net using whois, you can try my project getting these.
:AS47770 route: 91.208.129.0/24 descr: Varonis_Systems origin: AS47770 mnt-by: Varonis-MNT created: 2009-03-11T10:30:46Z last-modified: 2009-03-11T10:30:46Z 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: valid