These entries are queried from radb.net using whois, you can try my project getting these.
:AS20053 route: 8.14.166.0/24 descr: TT2644238 origin: AS20053 mnt-by: AIRCLIC-MNT changed: mark.chohrach [at] level3.com 20080624 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.241.112.0/20 descr: Route Object for Customer origin: AS20053 mnt-by: MAINT-AS6405 changed: support [at] ai.net 20121127 #18:38:26Z source: RADB last-modified: 2023-11-13T15:44:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source