These entries are queried from radb.net using whois, you can try my project getting these.
:AS51202 route: 91.218.0.0/22 descr: TEHNIC PROFESIONAL GRUP SRL origin: AS51202 mnt-by: TPG-MNT created: 2010-06-21T09:58:17Z last-modified: 2010-06-21T09:58:17Z 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