You also could run your own DNS resolver on your local device and do the DNSSEC validation there.
One example of this bundled up in a way that is easy to install is DNSSEC-Trigger: https://nlnetlabs.nl/projects/dnssec-trigger/
More info in this blog post from Red Hat: http://developerblog.redhat.com/2015/04/14/writing-an-applic...