These entries are queried from radb.net using whois, you can try my project getting these.
:AS328222 route: 102.128.160.0/22 descr: Netlayer ISP origin: AS328222 mnt-by: NETLAYER-MNT changed: *** [at] netlayer.co.za 20190121 source: AFRINIC rpki-ov-state: valid route6: 2c0f:7380::/32 origin: AS328222 descr: NETLAYER-IPV6 mnt-by: NETLAYER-MNT changed: *** [at] netlayer.co.za 20231129 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source