This diagram shows how PiAware works with your DVB-T dongle, dump1090, your web interface, other feeders/clients, multilateration (MLAT), and FlightAware.

You can connect to the webserver status page through http://IP (use the IP of your PiAware device)
The SkyAware map can be found at http://IP/dump1090-fa or http://IP:8080