These entries are queried from radb.net using whois, you can try my project getting these.
:AS267667 route6: 2804:4504::/32 descr: AS267667 origin: AS267667 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20171013 #22:47:00Z source: RADB last-modified: 2023-11-13T15:51:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source