These entries are queried from radb.net using whois, you can try my project getting these.
:AS-TSINET as-set: AS-TSINET descr: ASes routed by Transinform members: AS12979 members: AS20576 members: AS24832 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: MNT-Transinfoset created: 2002-04-17T13:45:39Z last-modified: 2021-08-16T09:51:30Z 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: ****************************