These entries are queried from radb.net using whois, you can try my project getting these.
:AS197407 route: 46.19.160.0/21 descr: China Unicom(Europe) Operations Ltd origin: AS197407 mnt-by: HJ-MNT created: 2014-04-10T13:31:57Z last-modified: 2014-04-10T13:31:57Z 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: 46.19.160.0/24 descr: China Unicom(Europe) Operations Ltd origin: AS197407 mnt-by: HJ-MNT created: 2011-02-10T08:40:35Z last-modified: 2011-02-10T08:40:35Z 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