These entries are queried from radb.net using whois, you can try my project getting these.
:AS-OLIVER as-set: AS-OLIVER descr: ISP Oliver clients members: AS56647 members: AS56643 admin-c: DUMY-RIPE tech-c: DUMY-RIPE mnt-by: OLII-MNT notify: support [at] olihost.net created: 2011-04-20T18:15:56Z last-modified: 2011-05-03T16:51:56Z 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: ****************************