These entries are queried from radb.net using whois, you can try my project getting these.
:AS394412 route: 50.234.10.0/24 origin: AS394412 descr: Proxy register for AS394412 mnt-by: MAINT-AS19009 changed: asingh [at] everstream.net 20220124 #17:16:32Z source: RADB last-modified: 2023-11-13T16:09:08Z rpki-ov-state: valid