These entries are queried from radb.net using whois, you can try my project getting these.
:AS54421 route: 170.76.211.0/24 descr: WC-746 origin: AS54421 member-of: AS20298:RS-CUSTOMERS:RS-WC notify: noc [at] waverlyutilities.com mnt-by: MAINT-AS20298 changed: mdittmer [at] waverlyutilities.com 20180619 #15:01:01Z source: RADB last-modified: 2023-11-13T15:54:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source