These entries are queried from radb.net using whois, you can try my project getting these.
:AS14431 route: 198.200.215.0/24 origin: AS14431 descr: Proxy route-object for Umpqua Community College mnt-by: MAINT-AS25899 changed: scannoodt [at] lsnetworks.net 20230926 #20:13:58Z source: RADB last-modified: 2023-11-13T16:18:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.200.216.0/24 origin: AS14431 descr: Proxy route-object for Umpqua Community College. mnt-by: MAINT-AS25899 changed: scannoodt [at] lsnetworks.net 20230926 #20:38:31Z source: RADB last-modified: 2023-11-13T16:18:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source