These entries are queried from radb.net using whois, you can try my project getting these.
:AS51994 route: 194.226.138.0/24 descr: RUSAGRO origin: AS51994 mnt-by: ROSNIIROS-MNT created: 2010-12-13T08:29:03Z last-modified: 2023-08-04T12:58:34Z 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