These entries are queried from radb.net using whois, you can try my project getting these.
:AS393504 route: 162.255.208.0/22 descr: XNS origin: AS393504 mnt-by: MAINT-AS32748 changed: admin [at] steadfast.net 20140904 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.255.212.0/24 descr: XNS origin: AS393504 mnt-by: MAINT-AS32748 changed: admin [at] steadfast.net 20140904 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source