On Thu, Nov 15, 2012 at 2:35 PM, Liu Mingxing <[email protected]> wrote:
> ** > How do you know where the actual working servers of google public DNS are? > > Google publishes that information at https://developers.google.com/speed/public-dns/faq#locations and chances are this gives you a list that might be used to roughly determine their clients geolocation in case your authoritative server is not yet EDNS client subnet enabled. ( http://www.afasterinternet.com/ ) >From a client perspective it is quite likely that you'll end up using the cluster closest to you. Also it should be easy to write something up that returns the recursive Server IP that queried for a certain qname as a TXT record or even automatically the matches from that list. best regards, Stefan
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