These entries are queried from radb.net using whois, you can try my project getting these.
:AS54704 route: 160.32.255.0/24 descr: Proxy entry for Royal Credit Union origin: AS54704 mnt-by: MAINT-CHTR-WD changed: jugraj.singh [at] charter.com 20170629 #20:34:18Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.170.18.0/24 descr: RCU BruceL [at] rcu.org origin: AS54704 mnt-by: MAINT-CHTR-WD changed: rick.laporte [at] chartercom.com 20121029 #20:03:32Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: valid