These entries are queried from radb.net using whois, you can try my project getting these.
:AS18668 route: 192.30.143.0/24 origin: AS18668 descr: TDS Bend Broadband customer proxy object for Deschutes 911 admin-c: INO44-ARIN tech-c: INO44-ARIN notify: ispadmin [at] tdstelecom.com mnt-by: MAINT-TDST changed: rich.deprez [at] tdstelecom.com 20220318 #19:30:39Z source: RADB last-modified: 2023-11-13T16:10:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source