You can play Minecraft B-Zone by adding the server in the Minecraft launcher.
On Minecraft Bedrock Edition, open the Minecraft launcher or Minecraft app. Go to the “Servers” tab and press “Add Server.” Enter the Minecraft B-Zone IP Address mc.b-zone.roin the “Server Address” and the Minecraft B-Zone port 19132 in the “Port.” Then press “Save” and start playing.