Gallifreyboy, we have noticed your attempts to join the server and here is our response: You are failing to join because you are not on tekkit 3.1.1. To change:
Never Mind Server
Is Updating to 3.1.2!
Stay on it Galli the server will be up shortly.
1. Open up your launcher
2. Click Options
3. Click "Manual Build Selection"
4. Click the menu in the top right of the little interface and a drop down menu should come up
5. Scroll to the top
6. Select the option with the word "Latest" in it.
7. Attempt to join the server.