Why in the world would you create a zone if for an external website? Doesn't make sense. His ISP forwarders will handle that request. If his DNS wasn't already forwarded, or his root hints were out of whack, he'd be complaining that his users couldn't get to any website.
I'm Certifiable, not cert-ified.
It just means my answers are from experience, not a book.
There are no more PDC's! There are DC's with FSMO roles!