These entries are queried from radb.net using whois, you can try my project getting these.
:AS29343 route: 193.16.246.0/24 descr: Akvanet org: ORG-ANL12-RIPE origin: AS29343 mnt-by: AKVANET-MNT notify: kchapkanov [at] akvanet.com created: 2013-04-23T10:32:25Z last-modified: 2014-04-17T00:13:35Z 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