These entries are queried from radb.net using whois, you can try my project getting these.
:AS30424 route: 198.135.255.0/24 origin: AS30424 descr: ELMW remarks: Proxy object for AS30424 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220513 source: RADB last-modified: 2023-11-13T16:11:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source