These entries are queried from radb.net using whois, you can try my project getting these.
:AS37547 route: 197.234.244.0/22 descr: ISPA-Rwanda origin: AS37547 mnt-by: ISPA-MNT changed: *** [at] rw.airtel.com 20220113 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 197.234.244.0/22 descr: JTL via EMIX origin: AS37547 notify: noc [at] emix.net.ae mnt-by: MAINT-AS8966 changed: noc [at] emix.net.ae 20130122 source: RADB last-modified: 2023-11-13T15:44:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source