These entries are queried from radb.net using whois, you can try my project getting these.
:AS41443 route: 89.31.16.0/21 descr: SMART-TELEKOM Net origin: AS41443 mnt-by: SMART-TELEKOM-MNT created: 2006-09-07T13:08:51Z last-modified: 2006-09-07T13:08:51Z 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 route: 89.31.16.0/27 descr: Core Net origin: AS41443 mnt-by: SMART-TELEKOM-MNT created: 2006-11-20T16:07:27Z last-modified: 2006-11-20T16:07:27Z 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 route: 89.31.16.32/27 descr: Internet Service Net origin: AS41443 mnt-by: SMART-TELEKOM-MNT created: 2006-11-20T16:08:08Z last-modified: 2006-11-20T16:08:08Z 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