Overview page to relevant topics.

The 333networks masterserver is a project to maintain/restore online multiplayer support for legacy games like Unreal Tournament, Postal 2, Serious Sam, Rune and many others. The project has been active since 2005 and has grown significantly.

This is an overview page for information about the 333networks masterserver.

Affiliated masterservers

The servers listed here use the 333networks masterserver software written by Darkelarious and work with the documentation on this website.

Masterserver domainIP AddressClient port (Game)Beacon port (server)

Domain names and IP-addresses last verified and updated on November 27, 2023.

How does it work?

How does your game browser find the online servers it displays? Who keeps track of this information? And why do I need to make changes to my configuration for it to continue working? On this page we explain what we learned and explain in detail how it works.

Getting Involved

There is a lot to be managed. We are still developing and improving our software and website. There are still many open items, improvements and questions. There are several ways that you can get involved by helping us collect information, test our new features and/or help us write documentation.