These entries are queried from radb.net using whois, you can try my project getting these.
:AS198812 route: 91.239.147.0/24 descr: GB-WHITELAKE origin: AS198812 notify: ripe [at] inca.ie mnt-by: INCA-IE-MNT created: 2012-05-22T12:33:17Z last-modified: 2022-10-29T19:56:19Z 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 route6: 2001:67c:1240::/48 descr: IE-WHITELAKE origin: AS198812 notify: ripe [at] inca.ie mnt-by: INCA-IE-MNT created: 2012-08-20T12:59:07Z last-modified: 2022-10-29T19:57:14Z 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