A free app for Android, by GreatStuffApps.
This app allows you to change the DNS settings of your Android device quickly and easily. The process is very simple and you don’t need any special knowledge to use it. All you need is your phone and a decent internet connection.
If you are not sure about the DNS settings, you can check them by accessing one of the following websites. The list of websites and the exact steps to follow are provided below.
To check DNS settings:
1. Type in “nslookup” in the browser and press “Enter”
2. In the window that opens, type in the IP address of the website you want to check the DNS settings for.