dnsmasq - studiofu/brain GitHub Wiki
Quick Start
https://blog.longwin.com.tw/2017/04/use-dnsmasq-replace-local-etc-hosts-2017/
apt-get install dnsmasq
cat /etc/dnsmasq.conf # default
vim /etc/dnsmasq.d/user.conf # new file
listen-address=127.0.0.1
address=/w1.example.com/192.168.1.1
address=/w2.example.com/192.168.1.2
address=/w3.example.com/192.168.1.3
sudo /etc/init.d/dnsmasq restart # restart