These entries are queried from radb.net using whois, you can try my project getting these.
:AS15665 route: 213.135.32.0/21 descr: Campus Wola autonomous system descr: IGF PAN, Warsaw, Poland origin: AS15665 mnt-by: ICM-PL created: 1970-01-01T00:00:00Z last-modified: 2001-09-22T09:33:41Z 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: 213.135.40.0/23 descr: Campus Wola autonomous system descr: IGF PAN, Warsaw, Poland origin: AS15665 mnt-by: ICM-PL created: 1970-01-01T00:00:00Z last-modified: 2001-09-22T09:33:41Z 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