Install on a raspberrypi. Set the pi as the dns server for any devices you want to monitor. Will automatically work for requests made on the pi. Might support any debian system.
Download
cd dnsmon/install
chmod +x install.sh
sudo ./install.sh
REBOOT then start web interface
sudo reboot now
cd dnsmon
sudo python3 dnsmon.py
visit the web interface at http://127.0.0.1:5000 on the pi or http://:5000 on your LAN.
Uninstall dnsmasq, or at least replace /etc/dnsmasq.conf with /etc/dnsmasq.conf.orig Delete dnsmon user Delete /etc/dnsmasq.d/dnsmon.conf