Factorio

Joining a Factorio Dedicated Server

Factorio·May 20, 2026·10 min read

Overview

Factorio turns an empty 2D world into a sprawling mess of belts, drills, power lines, and machines that somehow still need more iron. On a dedicated server, multiple players can build together, divide factory jobs, defend the base, or create separate production lines that eventually collide in confusing but useful ways.

To join a Factorio server, you can connect directly with the server address or use the in-game public browser. If the server should appear publicly, the server also needs a Factorio account username and token configured first.

Set the Server Token for Public Listings

Public Factorio servers require an account token before they can be listed correctly in the browser.

  1. Go to the Factorio Profile website.
  2. Log in to your Factorio account, or create one if needed.
  3. On the profile page, find the Token section.
  1. Select Reveal, then copy the token string.
  2. Open the HolyHosting server panel and go to the server customization settings.
  3. Paste the copied token into the Token field.
  1. Enter your Factorio profile name in the Username field.
  2. Return to the main server page and restart the server so the new settings apply.

Connect with the Server Address

Direct IP connection is usually the fastest method, especially for private servers.

  1. Open the HolyHosting server panel.
  2. Find the server IP:Port value and copy the full address.
  3. Launch Factorio on your computer.
  4. Select Multiplayer, then Connect to address.
  5. Paste the server address into the prompt.
  6. Press Connect.

Join from the Public Game Browser

If the server is configured for public listing, it can also be found through Factorio's multiplayer browser.

  1. Launch Factorio.
  2. Select Multiplayer, then Browse public games.
  3. Use search or filters to narrow the results.
  4. Select the server to open its details.
  5. Press the green Join Game button.

After joining once, Factorio can quick-join the most recent server from the main menu. That saves a few clicks after restarts or repeat sessions.

Common Problems

Server does not start: A public Factorio server may fail to start if the username or account token is missing or incorrect. Check the customization settings, confirm both fields are filled in, then restart the server from the panel.

Could not establish network communication with server: This usually means the server cannot be reached. Confirm the server is online, then compare the address entered in Factorio with the IP:Port shown in the server panel. A single wrong digit is enough to ruin the trip.

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