These entries are queried from radb.net using whois, you can try my project getting these.
:AS400211 route: 154.21.13.0/24 origin: AS400211 descr: Port 80 Internet Services remarks: Geofeed https://www.hostedbackbone.net/geofeed.csv mnt-by: MAINT-AS14713 changed: eweiner [at] hostedbackbone.net 20231105 #13:03:02Z source: RADB last-modified: 2024-04-25T14:00:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source