These entries are queried from radb.net using whois, you can try my project getting these.
:AS-ITT as-set: AS-ITT descr: ITT Main ASSet members: AS49204 members: AS56423 members: AS56558 members: AS56522 members: AS49087 members: AS209487 members: AS6849 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: ITT-UA-MNT created: 2009-05-05T13:11:49Z last-modified: 2022-03-14T14:22:44Z 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: ****************************