Follow this quick guide to start using 220.127.116.11 on your Mac.
Step 1: Go to System Preferences. You can find it by pressing Command+Space on your Mac and typing System Preferences.
Step 2: Click on the icon called Network.
Step 3: Click Advanced.
Step 4: Select the DNS tab. Remove any IP addresses that may be already listed and in their place add:
Step 5: Click OK.
Step 6: Click Apply.