<NME> viewsets.py
<BEF> ADDFILE
<MSG> Added DNS Detail page.

<DFF> @@ -0,0 +1,26 @@
+"""App. related viewsets."""
+
+from rest_framework import permissions, response, viewsets
+from rest_framework.decorators import action
+
+from modoboa.admin import models as admin_models
+
+from . import serializers
+
+
+class DNSViewSet(viewsets.GenericViewSet):
+    """A viewset to provide extra routes related to DNS information."""
+
+    permission_classes = (permissions.IsAuthenticated, )
+
+    def get_queryset(self):
+        """Filter queryset based on current user."""
+        return admin_models.Domain.objects.get_for_admin(self.request.user)
+
+    @action(methods=["get"],
+            detail=True,
+            serializer_class=serializers.DNSDetailSerializer)
+    def dns_detail(self, request, **kwargs):
+        domain = self.get_object()
+        serializer = self.get_serializer(domain)
+        return response.Response(serializer.data)

Added DNS Detail page.