These entries are queried from radb.net using whois, you can try my project getting these.
:AS11438 route: 198.140.181.0/24 descr: LeMans Corporation origin: AS11438 mnt-by: MAINT-CHTR-WD changed: jaskaran.sandhu [at] charter.com 20180305 #16:20:20Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source