These entries are queried from radb.net using whois, you can try my project getting these.
:AS327978 route: 169.239.212.0/24 origin: AS327978 descr: INTERNATIONAL-SYSTEMS mnt-by: INTER-SYSTEMS-MNT changed: *** [at] intersys-rdc.com 20210531 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 169.239.213.0/24 origin: AS327978 descr: INTERNATIONAL-SYSTEMS mnt-by: INTER-SYSTEMS-MNT changed: *** [at] intersys-rdc.com 20210531 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 169.239.215.0/24 origin: AS327978 descr: INTERNATIONAL-SYSTEMS mnt-by: INTER-SYSTEMS-MNT changed: *** [at] intersys-rdc.com 20210531 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source