These entries are queried from radb.net using whois, you can try my project getting these.
:AS-TENNET as-set: AS-TENNET descr: TENNET CUSTOMERS org: ORG-STTS3-RIPE members: AS41494 members: AS34916 members: AS38947 members: AS42637 members: AS58023 members: AS60452 members: AS39543 members: AS39573 members: AS41672 members: AS3210 members: AS47148 members: AS34517 members: AS51711 members: AS48351 members: AS58034 members: AS39569 members: AS41537 members: AS42950 members: AS42452 members: AS48843 members: AS49786 members: AS24695 members: AS50008 members: AS31218 members: AS30890 members: AS41984 members: AS51779 members: AS33911 members: AS33925 members: AS203691 members: AS33823 members: AS35267 members: AS42423 members: AS50886 members: AS35234 members: AS60604 members: AS48948 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: TENNET-MNT notify: support [at] thorpanel.com created: 2008-05-20T19:57:02Z last-modified: 2023-10-16T07:36:26Z 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: ****************************