These entries are queried from radb.net using whois, you can try my project getting these.
:AS395643 route: 167.88.224.0/20 descr: Corona-Norco Unified School District origin: AS395643 mnt-by: MAINT-CHTR-WD changed: kyle.edwards [at] charter.com 20161208 #23:13:53Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source