These entries are queried from radb.net using whois, you can try my project getting these.
:AS37297 route: 196.27.128.0/17 descr: Obafemi Awolowo University Route origin: AS37297 mnt-by: OAU-MNT changed: *** [at] oauife.edu.ng 20170303 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source