These entries are queried from radb.net using whois, you can try my project getting these.
:AS393369 route: 198.97.233.0/24 origin: AS393369 descr: RTVision Little Falls Office admin-c: ADAMS255-ARIN tech-c: ADAMS255-ARIN tech-c: ADMIN7898-ARIN tech-c: WARNE366-ARIN mnt-by: MNT-RTVIS created: 2020-10-05T16:08:37Z last-modified: 2023-12-05T19:15:48Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source