These entries are queried from radb.net using whois, you can try my project getting these.
:AS328806 route: 102.220.248.0/24 descr: We Do Wireless origin: AS328806 mnt-by: WDWL1-MNT changed: *** [at] wedowireless.co.za 20210624 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source