These entries are queried from radb.net using whois, you can try my project getting these.
:AS141989 route: 203.8.200.0/24 origin: AS141989 descr: The Royal Australian College of General Practitioners Limited 100 Wellington Parade mnt-by: MAINT-TRACOGPL-AU last-modified: 2021-03-16T23:03:47Z source: APNIC rpki-ov-state: valid