On Mon, Dec 20, 2010 at 03:09:54PM +0000, "Alex J. G. Burzyński" wrote: > How about running a DNS cache on your web server(s)? > http://cr.yp.to/djbdns.html That would be my suggestion too, but I'd recommend some more modern software for it. Unbound (www.unbound.net) is a good choice.