These entries are queried from radb.net using whois, you can try my project getting these.
:AS328142 route: 160.119.244.0/24 descr: Route Object origin: AS328142 mnt-by: EIL1-MNT changed: *** [at] ekenya.co.ke 20190614 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 160.119.244.0/24 origin: AS328142 descr: Safaricom Via EMIX mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20190626 #10:40:50Z source: RADB last-modified: 2023-11-13T15:56:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source