These entries are queried from radb.net using whois, you can try my project getting these.
:AS212848 route: 185.120.143.0/24 descr: Prolexic Technologies, Inc. origin: AS212848 notify: hostmaster [at] prolexic.com mnt-by: MAINT-AS32787 changed: fleandre [at] akamai.com 20200916 #11:17:08Z source: RADB last-modified: 2023-11-13T16:13:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source