# Laravel Forge
How to Simulate a Website Launch Using the "hosts" File on Your Mac
If you have make a DNS change to launch a new website, but you'd like to check the site out before the DNS change propagates you can do the following:
Open terminal
Use nano to edit the hosts file with this command
sudo nano /etc/hosts
You will need to enter an admin password to edit the file.
Quit your web browser.
Flush the DNS cache using the following command
sudo killall -HUP mDNSResponder; say DNS cache has been reset
Try to visit the site.
Under the steps above to put it back the way it was.