These entries are queried from radb.net using whois, you can try my project getting these.
:AS49693 route: 91.215.168.0/22 descr: Best-Hoster Group Co. Ltd. origin: AS49693 mnt-by: BEST-HOSTER created: 2009-09-29T11:26:12Z last-modified: 2010-10-21T13:22:21Z 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: 91.219.192.0/22 descr: Best-Hoster Group Co. Ltd. origin: AS49693 mnt-by: BEST-HOSTER created: 2011-12-23T14:13:54Z last-modified: 2011-12-23T14:13:54Z 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