These entries are queried from radb.net using whois, you can try my project getting these.
:AS55529 route: 202.9.91.0/24 descr: Route object for Unitedlex origin: AS55529 mnt-by: MAINT-UNITEDLEX-NET-IN last-modified: 2010-07-21T04:06:50Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source