These entries are queried from radb.net using whois, you can try my project getting these.
:AS11594 route: 207.18.169.0/24 descr: UUNET-BLOCK origin: AS11594 mnt-by: EMBARK-MNT changed: yliu [at] embark.com 20001218 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.48.96.0/22 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS11594 notify: ipservices [at] columbus.co mnt-by: MAINT-AS23520 changed: respinosa [at] columbus.co 20190214 source: RADB last-modified: 2023-11-13T15:56:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source