This page CONTAINS the required info to join the server
The server is on 1.18.1 and requires that you dont have a modified version of the game excluding optifine
Make sure to read the RULES before joining.
The server IP and Port are game.tennyohpc.com:25565
If any issues persist use the support forum down below or if you have a suggestion to improve user experience.
Contact tennyohpc.forums@gmail.com with subject McSpigot along with problem and any usefull information (eg. error codes screen shots etc.)