These entries are queried from radb.net using whois, you can try my project getting these.
:AS49218 route: 46.165.0.0/18 descr: route object to descr: NTKS LLC IPv4 Address Space origin: AS49218 mnt-by: NTKS-MNT created: 2010-12-14T11:26:07Z last-modified: 2010-12-14T11:26:07Z 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