These entries are queried from radb.net using whois, you can try my project getting these.
:AS400101 route: 104.249.189.0/24 origin: AS400101 descr: Ringfree Communications PO BOX 1994 Hendersonville NC 28793 United States admin-c: WESSE55-ARIN tech-c: CSM139-ARIN tech-c: EBBSP-ARIN tech-c: ENGIN261-ARIN mnt-by: MNT-RC-1543 created: 2021-11-17T18:08:09Z last-modified: 2021-11-17T18:08:09Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source