Confusing script kiddies with random default server pages

Anyone who runs a server connected to the internet can tell you that they get hammered all day every day by bots. Sometimes, a human is poking at things looking for vulnerable applications. Quite a while ago, I created a simple php script to randomly pretend to be one of the 3 web servers (Apache, Nginx, IIS).

Due to copyright, I am not sharing the source code from the html page for IIS. They are pretty easy to find without downloading/installing the package. The NGINX source is available on Github I tried to find the one served by Apache2, but could not find the page I wanted. Fortunately, it happened to be available on one of my other servers so I just copied it over from there.

The php script is included below: