On Thu, 20 Apr 2017 17:02:57 +0200 Merijn van den Kroonenberg wrote:
> > My guess is that they are including the http user-agent header of > > the browser that connected to their webmail server. > > > > Correct, I also noticed this a few days ago. Maybe the rule could be > changed to exclude yahoo...but maybe other webmail applications do > this too, not sure. I don't get much yahoo mail, is this the norm now?