1) I cannot verify that, all my tests are responding with a HTTP status 200.
2) Well of course I notices it with my IE9 first, but I thought that BrowserLab was a nicer way to show the results. Can you verify my findings with a IE-browser?
BTW I don't see any BrowserLab non-IE problems with that https+ url: http://i.imgur.com/fOeqZ.png