These entries are queried from radb.net using whois, you can try my project getting these.
:AS-NSPLUS as-set: as-nsplus descr: AS announced by NSPLUS members: AS42574 members: AS47338 members: AS47565 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: MNT-NSPLUS created: 2007-11-13T02:16:04Z last-modified: 2019-03-28T01:46:35Z 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: ****************************