These entries are queried from radb.net using whois, you can try my project getting these.
:AS133875 route: 158.161.0.0/16 descr: Brunei Shell Petroleum Company Sendirian Berhad origin: AS133875 mnt-by: MAINT-BN-BSP last-modified: 2021-06-01T06:27:39Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source