These entries are queried from radb.net using whois, you can try my project getting these.
:AS-SET-STC-NET as-set: AS-SET-STC-NET descr: AS SET for Selena customers org: ORG-JSCS4-RIPE members: AS47645 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: STC-NET-MNT created: 2011-07-13T05:27:26Z last-modified: 2022-03-02T09:23:03Z 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: ****************************