Public DNS servers open to any on the Internet

Following the good will by Google many other providers made their DNS servers available to us without any limitations as recursive resolvers. As they do not announce it widely enough you may not have heard abouth them, here is the list of these DNS servers:

  • OpenDNS/Cisco Umbrella: and

  • Hurricane Electric (

  • OpenNIC (

  • VeriSign: and

  • Comode Secure DNS: and

  • Level3: and

  • DynDNS: and

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