2 entries are registered on port 19000. It is a registered port (1024–49151) — IANA records an assignee, but nothing stops other software from listening here, which is why the number carries more than one entry.
services registered on this number
2 transports in use
entries encrypted on the wire
1 of 2 iana-registered
| port | service | proto | category | risk | views |
|---|---|---|---|---|---|
| :19000 | Audition Online / G10 Server Check | TCPUDP | Gaming | caution | 18.0k |
| :19000 | iGrid Server | TCPUDP | — | safe | 0 |
Port 19000 is commonly used by Audition Online Dance Battle and G10/alaplaya gaming platforms for server status and version checks. It facilitates client-server communication to verify game service availability and version compatibility, helping users connect seamlessly to game servers during startup and patching.
port 19000 as Audition Online / G10 Server Check →TCP and UDP port 19000 is assigned to the iGrid Server service.
port 19000 as iGrid Server →The registry says what 19000 is registered to. What is listening on it right now is decided by the host, and only the host can be asked. Each of these prints the process behind the socket.
ss -ltnp | grep ':19000\b'lsof -nP -iTCP:19000 -sTCP:LISTENnetstat -ano | findstr :19000On Linux and Windows the process name comes back with the socket; on macOS lsof needs sudo to name a process that isn't yours. Match what it prints against the 2 entries above.
A port number is not a service. Anything may listen on 19000 — what you actually met is decided by the host, not the registry. If a service is missing here, it belongs in the registry.
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