dnscrypt-proxy is a local DNS proxy that can be used to encrypt and/or anonymize your DNS traffic. Encrypting your DNS traffic can help stop your ISP from seeing the websites you connect to. For a full list of features and information about dnscrypt-proxy, you can visit the project on GitHub here: https://github.com/DNSCrypt/dnscrypt-proxy.

You can find the config file at /usr/bin/dnscrypt-proxy.toml.