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Google DNS Benchmarked

Dec 08, 2009, 00:04 (1 Talkback[s])

"Methodology
Firstly I found a list of the 1 million most popular sites. I then picked a number of DNS servers to test against. I chose Google's, OpenDNS's, my ISP (Sky/Easynet) and my old ISP's (Plus.net).

"I decided I would query an A record for each of the domains in the list, one at a time, starting with the most popular. I would query each server three times for the same domain name. The ordering was like this:

foreach (domain)
   for (i =0; i<3;i++)
      foreach (server)
         query(server, domain)

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