updns

updns is a simple DNS proxy server developed using Rust. You can intercept any domain name and return the ip you need

Install

Download the binary from the release page

Or use cargo to install

bash cargo install updns

Start to use 🚀

```bash

Print Logs

export LOG=info,warn,error

updns

or

updns -c /your/hosts ```

You may use sudo to run this command because you will use the 53 port

Running in docker

Build docker image bash docker build -t updns .

Start up bash docker run -d --name updns -p 53:53/udp -v /root/updns/:/root/.updns/ --restart always updns

Config

You can use updns config command and then call vim edit, or find ~/.updns/config edit

You can specify standard domains, or utilize regular expressions for dynamic matching

Regular expression starts with ~

```ini bind 0.0.0.0:53 # Binding address proxy 8.8.8.8:53 # Proxy address timeout 2s # Proxy timeout (format: 1ms, 1s, 1m, 1h, 1d)

Domain matching

example.com 1.1.1.1 *.example.com 2.2.2.2 ~^\w+.example.[a-z]+$ 3.3.3.3

IPv6

test.com ::

Import from other file

import /other/hosts ```

Reference

Building a DNS server in Rust

License

MIT license