sing-box/docs/configuration/inbound/dns.md

dns inbound is a DNS server.

Structure

{
  "inbounds": [
    {
      "type": "dns",
      "tag": "dns-in",
      
      "listen": "::",
      "listen_port": 5353,
      "network": "udp"
    }
  ]
}

!!! note ""

There are no outbound connections by the DNS inbound, all requests are handled internally.

Listen Fields

listen

==Required==

Listen address.

listen_port

==Required==

Listen port.

DNS Fields

network

Listen network, one of tcp udp.

Both if empty.