Localhost11501 ⚡

netstat -ano | findstr :11501

The output will show the PID (Process ID). Then:

tasklist | findstr <PID>

Tools like Nginx, Apache, or Caddy sometimes bind to high ports for testing before going live. A reverse proxy listening on port 11501 could forward requests to backend services. localhost11501

Cause: No service is listening on port 11501, or the service crashed.
Fix: netstat -ano | findstr :11501

Is the port actually open and responding? The output will show the PID (Process ID)