Blizzard just hotfixed the ability to detect layers using /who command

[Nukers-thunderfury]

Method fully worked confirmed by a bunch of other players. Go ahead and look through the screenshots here:

Player proves you can determine your layer with /who (proof inside)

FINAL EDIT: Despite these issues, we still need to be thankful of Blizzard. See here: Despite layering exploits, we should be thankful of Blizzard EDIT: I would love to be shown that what I am seeing is wrong. I am not here to spread misinformation. My post shows the results of my own testing and the honest interpretation of those results. It does appears to be correct. You can test this all for yourself. Take a look at the data results and tell me what your conclusion is. If I am …

I tested it myself.

If it didn’t “work” for you, it could be because you were in an area where there was only 1 layer. Most areas don’t have many layers, maybe 2, 3 at most.