These entries are queried from radb.net using whois, you can try my project getting these.
:AS19094 route: 152.50.0.0/17 descr: Temp entry needs to be removed when customer on their ASN origin: AS19094 member-of: rs-19094-ORIGINATED mnt-by: LEVEL3-MNT changed: ipadmin [at] lumen.com 20221019 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source