https://pi-hole.net/

Pi-hole on Docker

Troubleshooting tips:
1. Custom blocking domain not working from web interface
- cp /etc/.pihole/gravity.sh /opt/pihole/
Some others scripts might need to be copy over.

2.Optimize DNS configuration
- vi /etc/dnsmasq.d/01-pihole.conf

cache-size=10000
local-ttl=300