These entries are queried from radb.net using whois, you can try my project getting these.
:AS-DTMS as-set: AS-DTMS descr: Route originated by or passing through DTMS remarks: ==================== members: AS12808 remarks: ==================== tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: DTMS-MNT notify: hostmaster [at] dtms.de created: 2012-09-10T12:44:29Z last-modified: 2017-03-03T09:27:09Z 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: ****************************