These entries are queried from radb.net using whois, you can try my project getting these.
:AS328606 route: 196.45.236.0/22 origin: AS328606 descr: IRISTEL KENYA mnt-by: MAINT-AS33164 changed: noc [at] iristel.com 20200512 #08:52:29Z source: RADB last-modified: 2023-11-13T16:11:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source