These entries are queried from radb.net using whois, you can try my project getting these.
:AS52186 route: 194.247.63.0/24 descr: Advanced Travel Partners Nederland BV origin: AS52186 notify: noc [at] kpn.com notify: changedesk-ias [at] kpn.com notify: kpn-ip-office [at] kpn.com mnt-by: AS286-MNT created: 2011-02-07T12:51:50Z last-modified: 2012-03-27T06:10:11Z 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