These entries are queried from radb.net using whois, you can try my project getting these.
:AS986 route: 23.247.228.0/22 origin: AS986 descr: Kingsburg Media Foundation 23.247 mnt-by: MAINT-AS986 changed: reggie [at] kbmf.org 20221130 #21:37:53Z source: RADB last-modified: 2023-11-13T16:13:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 23.247.228.0/22 origin: AS986 descr: 1440 California St STE A Kingsburg CA 93631 United States admin-c: REG26-ARIN tech-c: REG26-ARIN mnt-by: MNT-KMF-4 created: 2023-03-01T21:56:31Z last-modified: 2023-03-01T21:56:31Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source