These entries are queried from radb.net using whois, you can try my project getting these.
:AS328796 route: 196.49.76.0/23 descr: Gomix management origin: AS328796 mnt-by: ISPADRC-MNT changed: *** [at] ispa-drc.cd 20210920 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source