These entries are queried from radb.net using whois, you can try my project getting these.
:AS14887 route: 170.76.203.0/24 descr: Waverly Health Center (WAVER-2) origin: AS14887 member-of: AS20298:RS-CUSTOMERS:RS-WHC notify: noc [at] waverlyutilities.com mnt-by: MAINT-AS20298 changed: mdittmer [at] waverlyutilities.com 20171128 #19:19:39Z source: RADB last-modified: 2023-11-13T15:52:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source