These entries are queried from radb.net using whois, you can try my project getting these.
:AS40878 route: 198.190.255.0/24 descr: Advanced Data and Network Solutions, Inc. origin: AS40878 mnt-by: MAINT-CHTR-WD changed: julius.olevsky [at] chartercom.com 20130220 #21:09:08Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source