diff --git a/src/ExternalURL.php b/src/ExternalURL.php
index 61fe194..6d31f14 100644
--- a/src/ExternalURL.php
+++ b/src/ExternalURL.php
@@ -50,7 +50,7 @@ public function Domain()
      */
     public function NoWWW()
     {
-        return ltrim($this->value, "www.");
+        return preg_replace('#^www\.(.+\.)#i', '$1', $this->value);
     }
 
     /**