These entries are queried from radb.net using whois, you can try my project getting these.
:AS395346 route: 192.251.183.0/24 descr: Bonneville County origin: AS395346 mnt-by: MAINT-AS26223 changed: jpwood [at] silverstar.net 20160719 #17:29:58Z source: RADB last-modified: 2023-11-13T15:49:34Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source