These entries are queried from radb.net using whois, you can try my project getting these.
:AS31496 route: 213.158.16.0/24 descr: Branch "Artelecom Arkhangelsk region" descr: OJSC "North-West Telecom" descr: Arkhangelsk, Russia origin: AS31496 mnt-by: ATNET-RIPE-MNT created: 2006-02-28T07:14:13Z last-modified: 2006-02-28T07:14:13Z 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 route: 213.158.17.0/24 descr: Branch "Artelecom Arkhangelsk region" descr: OJSC "North-West Telecom" descr: Arkhangelsk, Russia origin: AS31496 mnt-by: ATNET-RIPE-MNT created: 2006-03-01T08:36:57Z last-modified: 2006-03-01T08:36:57Z 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