These entries are queried from radb.net using whois, you can try my project getting these.
:AS-CS-16125-SET as-set: AS-CS-16125-SET members: AS16125 members: AS209854 members: AS215552 mbrs-by-ref: DUOMENUCENTRAS-MNT tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: DUOMENUCENTRAS-MNT created: 2018-06-15T13:54:15Z last-modified: 2024-02-08T12:52:10Z 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: ****************************