These entries are queried from radb.net using whois, you can try my project getting these.
:AS135519 route: 103.221.84.0/23 descr: Over the Wire origin: AS135519 notify: noc [at] overthewire.com.au mnt-by: MAINT-OTWN1 changed: noc [at] overthewire.com.au 20160601 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source