These entries are queried from radb.net using whois, you can try my project getting these.
:AS397478 route: 38.123.255.0/24 origin: AS397478 descr: Route Registered for Cogent Communications Customer DCA Services mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20190416 #14:57:00Z source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source