These entries are queried from radb.net using whois, you can try my project getting these.
:AS22042 route: 209.148.43.0/24 descr: Flowtraders-AS22042 origin: AS22042 mnt-by: MAINT-AS27506 changed: ronald.wilson [at] sidera.net 20130724 #16:10:45Z source: RADB last-modified: 2023-11-13T15:45:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source