These entries are queried from radb.net using whois, you can try my project getting these.
:AS-STUDITECH as-set: AS-STUDITECH tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: YZ70 mnt-by: ru-studitechltd-1-mnt mnt-by: YZ951-MNT created: 2017-11-01T15:02:24Z last-modified: 2017-11-01T15:06:24Z source: RIPE members: AS49410 members: AS64486 members: AS42413 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: ****************************