These entries are queried from radb.net using whois, you can try my project getting these.
:AS12388 route: 83.220.192.0/19 descr: CABLESURF LTD origin: AS12388 mnt-by: AS12388-MNT created: 2004-04-08T12:32:15Z last-modified: 2004-04-08T12:32:15Z 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: valid