These entries are queried from radb.net using whois, you can try my project getting these.
:AS399763 route: 216.249.209.0/24 descr: Proxy for customer - Five Star Call Centers origin: AS399763 mnt-by: MAINT-11232 changed: Miles.McCredie [at] midco.com 20220314 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source