These entries are queried from radb.net using whois, you can try my project getting these.
:AS47017 route: 172.84.144.0/24 origin: AS47017 descr: Proxy object registered for Unlimited Systems Engineering mnt-by: MAINT-AS7784 changed: noc [at] atlantech.net 20190718 #09:23:45Z source: RADB last-modified: 2023-11-13T15:56:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source