These entries are queried from radb.net using whois, you can try my project getting these.
:AS395621 route: 12.53.174.0/24 descr: Conair Corporation origin: AS395621 mnt-by: MAINT-AS27506 changed: aday [at] lightower.com 20170606 source: RADB last-modified: 2023-11-13T15:51:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source