If you only ever use this once – I have a feeling it will be worth it. I’m guessing this works best as a debugging tool.
This plugin is a really simple and quick plugin that puts the hostname of the server that the page was viewed from. This is useful if you are hosting your blog on many servers and want to see which one the current page came from. It puts the hostname as a HTML comment in the source code where the footer is. Now there isn’t many reasons you may use this for but for the ones that do want to use it, here it is.