These entries are queried from radb.net using whois, you can try my project getting these.
:AS-TELETEK-5060 as-set: AS-TELETEK-5060 descr: Teletek 5060 AB members: AS203052 members: AS204074 admin-c: DUMY-RIPE tech-c: DUMY-RIPE mnt-by: TELETEK-MNT mnt-by: RESILANS-MNT created: 2018-09-07T14:45:07Z last-modified: 2022-09-06T13:04:50Z 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: ****************************