I recently set up a little web app called Monitorr on my server. It sits in my webserver directories, and gives me a quick glance at what services are online and offline (of the ones I’ve told it to monitor).
It’s an Open-Source project, that I came across on Github. Setup was ridiculously easy.
You can find it here.
It’s a piece of cake to use (and yes, I know two show as unresponsive – I’ve not taught them authentication details yet).
Here’s how it looks: