simos / doh

libcurl-using application that does DOH (DNS-over-HTTPS) requests

doh

A libcurl-using application that resolves a host name using DNS-over-HTTPS (DoH).

This code uses POST requests unconditionally for this.

Usage

doh [options] host [DoH URL]

If DoH URL is left out, the Cloudflare DoH server will be used. See also list of public servers

Options:

• -h shows help output
• -t enables server test mode
• -v enables verbose mode
• -k enables insecure mode, skipping server certificate validation

Examples

$ doh www.example.com
www.example.com from https://dns.cloudflare.com/dns-query
TTL: 2612 seconds
A: 93.184.216.34
AAAA: 2606:2800:0220:0001:0248:1893:25c8:1946

$ doh www.yahoo.com https://dns.google/dns-query
www.yahoo.com from https://dns.google/dns-query
TTL: 36 seconds
A: 87.248.98.8
A: 87.248.98.7
AAAA: 2a00:1288:0110:001c:0000:0000:0000:0004
AAAA: 2a00:1288:0110:001c:0000:0000:0000:0003
CNAME: atsv2-fp.wg1.b.yahoo.com
CNAME: atsv2-fp.wg1.b.yahoo.com