These entries are queried from radb.net using whois, you can try my project getting these.
:AS-DATAPLACE as-set: AS-DATAPLACE descr: Dataplace technical house connections and stuff remarks: ******************************************************** remarks: Datacenter infrastructure and custmers connection remarks: Other external downstreas and upstreams remarks: ******************************************************** members: AS58001 members: AS51699 members: AS197812 members: AS199004 members: AS48727 members: AS59467 members: AS49033 members: AS49075 members: AS49018 members: AS42598 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: DATAPLACE-MNT created: 2012-07-11T06:48:53Z last-modified: 2013-12-02T17:23:55Z 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: ****************************