The rather good Fiddler debugging proxy (http://www.fiddler2.com/fiddler2/ http://www.fiddler2.com/fiddler2/) always flags HN for this. In a popup, no less. So

The rather good Fiddler debugging proxy (http://www.fiddler2.com/fiddler2/ http://www.fiddler2.com/fiddler2/) always flags HN for this. In a popup, no less. So it drives me nuts too, and if it could be fixed, I could click on fewer popups.