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DoH and DoT

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Revision as of 13:44, 18 September 2019 by AA-Andrew (talk | contribs)
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A&A run DNS over HTTPS (DoT) and DNS over TLS (DoT) resolves. There is information here: which includes information on privacy and the terms and conditions.

As of September 2019, this is considered a 'trial' service, but is expected to continue and be an 'official' service for customers.

Service server Description
DoT Usually set in your web browser, where supported.
DoH Usually set in your operating, where supported.
Standard DNS
Our standard 'port 53' servers, widely used (everywhere).

Help with browsers and devices


  1. Menu
  2. Preferences
  3. Scroll down to Network Setting...
  4. Scroll down and tick 'Enable DNS over HTTPS' and enter in a Custom provider:

Checking your browser

In your Firefox URL bar, type: about:networking and enter. Then click DNS on the left, and you should see your DNS lookups, and they shoudl have TRR (Trusted Recursive Resolver) listed as true.


DoH is expected to be a feature in Chrome version 78

Android (DoT)

DoT is supported in Android version 9 and up

  1. Settings
  2. Search for “DNS” in settings search bar
  3. Go to PrivateDNS setting screen
  4. Tap 'Private DNS provider hostname', and Set:
  5. Click Save

Using DOH with curl

Note: curl version 7.62.0 or above is required, here's an example:

curl --doh-url

This will download the webpage but would have used the DOH server to resolve the DNS.