'Devious' is exactly the word that came to mind when I saw the pop-up.
...Oh no wait, it was something else. But it began with a 'd'.
...Oh no wait, it didn't.
Tap your Recents button to diminish it, then swipe it away, having first noted the name of the site. Then immediately add it as a named site on your ISP's broadband shield.How do you block it without closing