These entries are queried from radb.net using whois, you can try my project getting these.
:AS328777 route: 102.221.92.0/22 descr: LIMPO WIFI (PTY) LTD origin: AS328777 mnt-by: LWL1-MNT changed: *** [at] limpo.co.za 20210208 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source