These entries are queried from radb.net using whois, you can try my project getting these.
:AS3858 route: 192.132.206.0/24 descr: NPPD origin: AS3858 mnt-by: MAINT-AS13807 changed: jclingan [at] gpcom.com 20181116 #15:34:40Z source: RADB last-modified: 2023-11-13T15:57:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source