These entries are queried from radb.net using whois, you can try my project getting these.
:AS328531 route: 102.36.181.0/24 descr: Eswatini Revenue Authority origin: AS328531 mnt-by: ESRA1-MNT changed: *** [at] sra.org.sz 20210524 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source