These entries are queried from radb.net using whois, you can try my project getting these.
:AS-SIMCENTRIC-HKG as-set: AS-SIMCENTRIC-HKG descr: Provides Transit to these AS members: AS45753,AS198622,AS9744,AS-SET-XLCG-GLOBAL mnt-by: MAINT-AS45753 changed: noc [at] netsec.com 20211101 #08:48:49Z source: RADB last-modified: 2023-11-13T16:08:36Z