diff --git a/Quick-guide:-popup-user-interface.md b/Quick-guide:-popup-user-interface.md
index e2872dc..ed0313d 100644
--- a/Quick-guide:-popup-user-interface.md
+++ b/Quick-guide:-popup-user-interface.md
@@ -42,7 +42,7 @@ Click the eye icon to bring up the [network request logger](Quick-guide:-network
 
 The number of distinct domains with which a network connection was established, out of all connections (established + attempted). The domains are derived using the official [Public Suffix List](https://publicsuffix.org/).
 
-It must be assumed that each distinct domain is managed by a distinct administrative authority.
+In general, it must be assumed that each distinct domain is managed by a distinct administrative authority. In practice, it is common to have a couple distinct domains which are under the same administrative authority (for example: `google.com`, `ajax.googleapis.com`, `gstatic.com`).
 
 So in general, this statistic has to be seen this way: the more distinct domains your browser connects to, the larger the privacy exposure.