These entries are queried from radb.net using whois, you can try my project getting these.
:AS58258 route: 91.239.228.0/23 descr: Route for FGAU "Rublevo-Uspenskiy OK" origin: AS58258 mnt-by: LIDERTELECOM-mnt created: 2018-08-30T10:20:10Z last-modified: 2018-08-30T10:20:10Z 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: 91.239.228.0/24 descr: Route for FGUP "Rublevo-Uspenskiy LOK" origin: AS58258 mnt-by: lidertelecom-mnt created: 2012-07-12T13:26:43Z last-modified: 2012-07-12T13:26:43Z 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: 91.239.229.0/24 descr: Route for FGUP "Rublevo-Uspenskiy LOK" origin: AS58258 mnt-by: lidertelecom-mnt created: 2012-07-12T13:27:14Z last-modified: 2012-07-12T13:27:14Z 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: not_found # No ROAs found, or RPKI validation not enabled for source