These entries are queried from radb.net using whois, you can try my project getting these.
:AS198137 route: 91.223.32.0/24 descr: OOO Net-Nord origin: AS198137 mnt-by: lidertelecom-mnt created: 2015-08-20T07:22:22Z last-modified: 2015-08-20T07:22:22Z 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: 91.231.233.0/24 descr: OOO Net-Nord origin: AS198137 mnt-by: LIDERTELECOM-mnt created: 2011-10-13T12:38:04Z last-modified: 2011-10-13T12:38:04Z 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: 185.193.137.0/24 origin: AS198137 mnt-by: IP-RIPE created: 2017-03-10T13:22:12Z last-modified: 2021-02-17T08:10:46Z 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