These entries are queried from radb.net using whois, you can try my project getting these.
:AS-STC-BH as-set: AS-STC-BH descr: List of connected AS members: AS41426 members: AS39015 members: AS35443 members: AS42931 members: AS35457 members: AS31452 members: AS51375 members: AS196896 members: AS30882 members: AS44876 members: AS35568 members: AS35729 members: AS39273 members: AS35729 members: AS5583 members: AS51964 members: AS48109 members: AS-SET-ETS members: AS-OBS-BENELUX members: AS62123 members: AS35546 members: AS51375 members: AS35019 tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: SAUDINET-STC created: 2010-06-01T08:36:43Z last-modified: 2023-07-16T06:56:56Z 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: ****************************