Why Certain Servers will rename index.htm to index.html
I found out that when moving to some new servers, my home page was getting automatically renamed. It was the mere fact that the index page was getting automatically renamed without any settings or other interaction. No one to date has been able to answer this phenomenon as to exactly why or even “who” is re-writing it.
I only stumbled across this problem as I was seeing a lot of “404 Page not found” ...