These entries are queried from radb.net using whois, you can try my project getting these.
:AS328669 route: 102.223.3.0/24 descr: BOLSA DE DÍVIDA E VALORES DE ANGOLA, SGMR, S.A origin: AS328669 mnt-by: BDDE1-MNT changed: *** [at] bodiva.ao 20201104 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source