These entries are queried from radb.net using whois, you can try my project getting these.
:AS36746 route: 8.224.11.0/24 descr: SymQuest Group, Inc. origin: AS36746 mnt-by: MAINT-TVC changed: ip-admin [at] tvc-ip.com 20140606 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source