DNS server

One upstream the resolver may ask, in dns.servers.

Structure

{
  "tag": "cloudflare",
  "type": "dot",
  "settings": { "server": "1.1.1.1", "timeout": "5s" },
  "tls": { "server_name": "one.one.one.one" },
  "outbound": "direct",
  "ip_versions": "ipv4_only",
  "dns_server": "os"
}

Fields

tag

stringRequired

A name unique among DNS servers, used by rules, default_server, resolve and dns_server.

type

stringRequired

Type	Protocol	Default port
udp	DNS over UDP	53
tcp	DNS over TCP	53
dot	DNS over TLS	853
doh	DNS over HTTPS, HTTP/1.1	443
system	the operating system's resolver	–

settings

object

The type's own settings: server and timeout for every type, path and host for doh. See the page of each type.

outbound

stringDefault: a plain freedom

The outbound the queries go through: a freedom with fragment, or the proxy, so the network sees no DNS. udp needs one that carries UDP.

ip_versions

stringDefault: the section's

ip_versions for this server.

dns_server

stringDefault: default_server

The DNS server that resolves this server's hostname.