These entries are queried from radb.net using whois, you can try my project getting these.
:AS327953 route: 196.6.216.0/23 descr: Route Object origin: AS327953 mnt-by: ABUJA-ELECTRICITY-MNT changed: *** [at] abujaelectricity.com 20180918 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source