.openstreetmap-uk::b.ns.bytemark.co.uk
.openstreetmap-uk::c.ns.bytemark.co.uk
+# Publish a CAA record indicating that only letsencrypt should issue certificates
+
+:openstreetmap-uk:257:\000\005\151\163\163\165\145\154\145\164\163\145\156\143\162\171\160\164\056\157\162\147
+
# Make the virtual machine the primary MX with Bytemark as backup
@openstreetmap-uk::a.mx.openstreetmap.org:10