These entries are queried from radb.net using whois, you can try my project getting these.
:AS396952 route: 192.69.184.0/22 origin: AS396952 descr: Proxy-registered route object remarks: NET253 mnt-by: MAINT-AS16713 changed: wbiggs [at] noanet.net 20220613 #16:24:41Z source: RADB last-modified: 2023-11-13T16:11:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source