It doesn't failover to normal DNS. That's available (off by default) for those folks who place continuity above security. Life's full of tradeoffs. Source is

It doesn't failover to normal DNS. That's available (off by default) for those folks who place continuity above security. Life's full of tradeoffs. Source is on GH -- http://github.com/opendns/dnscrypt-proxy http://github.com/opendns/dnscrypt-proxy