These entries are queried from radb.net using whois, you can try my project getting these.
:AS394263 route: 192.197.255.0/24 descr: Proxy Entry for Alliance Collection Agencies, Inc. origin: AS394263 mnt-by: MAINT-CHTR-WD changed: kazi.hoque [at] charter.com 20171009 #17:16:45Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source