Port 27900 is commonly used for the GameSpy Arcade service, which is a platform for online multiplayer gaming. It is also used for some video game servers, such as those for Gears of War and Unreal Tournament 3.
Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.
Official
Port | Protocol (TCP/UDP) | Title | Description | Port Type |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |
Port 27900 | Nintendo Wi-Fi Connection |