These entries are queried from radb.net using whois, you can try my project getting these.
:AS-SIRIUS as-set: AS-SIRIUS descr: Sirius-Project members: AS51408 members: AS41525 members: AS-INFORMNET members: AS59433 members: AS209372 members: AS207636 members: AS112 members: AS-REGNETS members: AS-ITDELUXE tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: SIR-MNT created: 2011-03-04T09:15:20Z last-modified: 2021-05-03T13:02:38Z 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: ****************************