These entries are queried from radb.net using whois, you can try my project getting these.
:AS20176 route: 216.205.192.0/20 descr: PNAP-CHG ussignal route origin: AS20176 mnt-by: MAINT-AS1828 changed: sleibrand [at] internap.com 20040807 source: RADB last-modified: 2023-11-13T16:13:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source