!!! Overview [1][2]
[{$pagename}] is an [Internet Draft] presented by [Mozilla] on [DNS] Queries over [HTTPS] ([DNS over HTTPS])

!! [Cloudflare] has a Resolver
A Query similar to:
[https://cloudflare-dns.com/dns-query?ct=application/dns-json&name=ldapwiki.com&type=AAAA|https://cloudflare-dns.com/dns-query?ct=application/dns-json&name=ldapwiki.com&type=AAAA|target='_blank']

Returns:
%%prettify 
{{{
{
    "Status": 0,
    "TC": false,
    "RD": true,
    "RA": true,
    "AD": false,
    "CD": false,
    "Question": [
        {
            "name": "ldapwiki.com.",
            "type": 28
        }
    ],
    "Authority": [
        {
            "name": "ldapwiki.com.",
            "type": 6,
            "TTL": 300,
            "data": "ns-cloud-a1.googledomains.com. cloud-dns-hostmaster.google.com. 16 21600 3600 259200 300"
        }
    ]
}
}}} 
/%
When [{$applicationname}] tried this:\\
[https://cloudflare-dns.com/dns-query?name=ldapwiki.com&type=AAAA|https://cloudflare-dns.com/dns-query?name=ldapwiki.com&type=AAAA|target='_blank']
\\using [HTTP Request Header] Accept=application/dns-json and not using ?ct=application/dns-json also worked.

!! More Information
There might be more information for this subject on one of the following:
[{ReferringPagesPlugin before='*' after='\n' }]
* [#1] - [A blazing fast DNS resolver built for private browsing.|https://developers.cloudflare.com/1.1.1.1/|target='_blank'] - based on information obtained 2018-06-03- 
* [#2] - [DNS Queries over HTTPS (DOH)|https://tools.ietf.org/html/draft-ietf-doh-dns-over-https-10|target='_blank'] - based on information obtained 2018-06-03-