These entries are queried from radb.net using whois, you can try my project getting these.
:AS-BTS as-set: AS-BTS descr: Blue Tiger Solutions members: AS16351 members: AS47480 members: AS51043 members: AS48779 members: AS50541 members: AS59621 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: bluetiger-mnt created: 2008-08-26T12:28:55Z last-modified: 2023-03-03T16:56:24Z 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: ****************************