These entries are queried from radb.net using whois, you can try my project getting these.
:AS57535 route: 91.232.210.0/23 descr: RTV Satellite Net SRL origin: AS57535 mnt-by: RTV-MNT created: 2011-11-27T12:42:32Z last-modified: 2015-05-19T15:00:44Z 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: 91.232.210.0/24 descr: RTV Satellite Net SRL origin: AS57535 mnt-by: RTV-MNT created: 2011-11-27T12:42:32Z last-modified: 2011-11-27T12:42:32Z 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: valid route: 91.232.211.0/24 descr: RTV Satellite Net SRL origin: AS57535 mnt-by: RTV-MNT created: 2011-11-27T12:42:32Z last-modified: 2011-11-27T12:42:32Z 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: valid