These entries are queried from radb.net using whois, you can try my project getting these.
:AS-XOO as-set: AS-XOO descr: The Xoo Network Autonomous System members: AS24603 admin-c: DUMY-RIPE tech-c: DUMY-RIPE mnt-by: XOO-MNT created: 2002-01-16T14:31:40Z last-modified: 2008-02-26T01:32:46Z 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: ****************************