Improve endpoint/rule lists and filtering of DNS requests

profile/endpoints/endpoint-iprange.go

@@ -17,8 +17,9 @@ type EndpointIPRange struct {
 // Matches checks whether the given entity matches this endpoint definition.
 func (ep *EndpointIPRange) Matches(_ context.Context, entity *intel.Entity) (EPResult, Reason) {
 	if entity.IP == nil {
-		return Undeterminable, nil
+		return NoMatch, nil
 	}
+
 	if ep.Net.Contains(entity.IP) {
 		return ep.match(ep, entity, ep.Net.String(), "IP is in")
 	}