The reviews are in...

"A simple, effective server for Windows writtten by Gustavo Estrella."
- Thomas Boutell, "The World Wide Web FAQ"

"SerWeb is a WWW server that runs under Microsoft Windows 3.1. It's fairly simple, and really needs a dedicated machine to run."
Mark Handley and Jon Crowcroft, "The World Wide Web - Beneath the Surf"

"Easy single-file configuration."
James Powell, "Spinning the Web: Setting up World Wide Web Servers"

You can find this fantastic piece of software right here.