These entries are queried from radb.net using whois, you can try my project getting these.
:AS50258 route: 78.140.211.0/24 origin: AS50258 descr: Teyla mnt-routes: TEYLA-MNT mnt-by: PROMETEY-MNT created: 2019-02-07T16:27:04Z last-modified: 2019-02-07T16:27:04Z 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: 91.199.153.0/24 origin: AS50258 mnt-by: TEYLA-MNT created: 2019-02-26T06:03:47Z last-modified: 2021-04-26T10:45:31Z 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: 94.140.216.0/22 descr: Teyla Ltd. origin: AS50258 mnt-by: PROMETEY-MNT mnt-routes: TEYLA-MNT notify: admin [at] ptspb.net created: 2010-01-03T19:42:00Z last-modified: 2014-02-18T13:29:32Z 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: 188.227.44.0/22 descr: Teyla origin: AS50258 notify: admin [at] ptspb.net mnt-by: PROMETEY-MNT mnt-routes: TEYLA-MNT created: 2010-02-20T18:43:39Z last-modified: 2014-02-18T09:12:32Z 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