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This is the support site for Andrews & Arnold Ltd, a UK Internet provider. Information on these pages is generally for our customers but may be useful to others, enjoy!

DoH and DoT: Difference between revisions

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=Testing if it’s working=
We have a testing domain, if you go to http://encrypted-dns-tester.aa.net.uk you will be directed to a page saying if your browser used DoT or DoH. The DNS lookup and page will fail if you are not using our DoT or DoH servers. (The test page currently only overworks IPv6 andover HTTP)
 
 
[[File:Chrome-DOH-tester.png|600px|center|alt=DOH test page in Chrome Browser|DOH test page in Chrome]]
 
=Help setting DoH or DoT on browsers and devices=
And once running, test with
dig +short @::1 encrypted-dns-tester.aa.net.uk
...and you should see a result.
81.187.39.93
 
If encrypted-dns-tester.aa.net.uk resolves to 81.187.30.81 then it wasn't using our DoT servers.
 
==Using DOH with curl==
 
curl --doh-url https://dns.aa.net.uk/dns-query https://www.aa.net.uk
This will download the www.aa.net.uk webpage and would have used the DOH server to resolve the DNS.
or
or, try the tester page
curl --doh-url https://dns.aa.net.uk/dns-query httpshttp://encrypted-dns-tester.aa.net.uk
 
This will give a page saying 'You are using AAISP's encrypted DNS servers'
This will download the www.aa.net.uk webpage and would have used the DOH server to resolve the DNS.
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