These entries are queried from radb.net using whois, you can try my project getting these.
:AS140851 route: 103.152.124.0/24 origin: AS140851 descr: Proxy reg for Ryman Healthcare by Spark NZ mnt-by: MAINT-AS4648 changed: andrew.murray [at] spark.co.nz 20200701 #03:02:00Z source: RADB last-modified: 2023-11-13T16:01:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source