These entries are queried from radb.net using whois, you can try my project getting these.
:AS-R-IT as-set: AS-R-IT descr: R-IT AS Set remarks: remarks: #Backbone AS members: AS24864 remarks: remarks: #Customers members: AS-MDRI members: AS-RRZS members: AS-SCC members: AS205752 remarks: tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: AS24864-MNT created: 2010-08-03T12:47:40Z last-modified: 2021-07-05T08:12:08Z 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: ****************************