v2rayN/v2rayN/ServiceLib/Sample/dns_singbox_normal

{
  "servers": [
    {
      "tag": "remote",
      "address": "tcp://8.8.8.8",
      "strategy": "prefer_ipv4",
      "detour": "proxy"
    },
    {
      "tag": "local",
      "address": "223.5.5.5",
      "strategy": "prefer_ipv4",
      "detour": "direct"
    },
    {
      "tag": "block",
      "address": "rcode://success"
    }
  ],
  "rules": [
    {
      "rule_set": [
        "geosite-cn"
      ],
      "server": "local"
    },
    {
      "rule_set": [
        "geosite-category-ads-all"
      ],
      "server": "block"
    }
  ],
  "final": "remote"
}