These entries are queried from radb.net using whois, you can try my project getting these.
:AS-i4HK as-set: AS-i4HK descr: i4HK Limited AS-SET tech-c: ILA1-AP admin-c: ILA1-AP mnt-by: MAINT-I4HKLIMITED-HK last-modified: 2023-08-21T06:47:36Z members: AS58779 members: AS64047 members: AS132056 members: AS132818 members: AS133027 members: AS63946 members: AS59237 members: AS56082 members: AS23764 members: AS4809 members: AS59337 country: HK source: APNIC