SERVER_NAME Versus HTTP_HOST, by Chris ShiflettPhoto Location Frigid Air Pass, CO, US 39.0536° N 107.0203° W 16 Mar 2006 A question was asked on the New York PHP mailing list concerning $_SERVER['SERVER_NAME'] and $_SERVER['HTTP_HOST']: Aren't these the same thing? There were several informative replies within the first few minutes, but there's more to this question than most people realize. In fact, I'm reminded of a blog post from Zeev last
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