These entries are queried from radb.net using whois, you can try my project getting these.
:AS-BLIX-SINGAPORE as-set: AS-BLIX-SINGAPORE members: AS61292 members: AS12654 members: AS41281 members: AS-BLIX tech-c: DUMY-RIPE admin-c: DUMY-RIPE mnt-by: BLIX-MNT created: 2019-03-01T18:17:13Z last-modified: 2022-08-22T15:22:05Z 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: ****************************