D Link DIR-816L
This support article is based on the D Link manual at ftp://ftp2.dlink.com/PRODUCTS/DIR-816L/REVB/DIR-816L_REVB_MANUAL_2.00_EN.PDF
1. Login to your router by typing in your web browser http://192.168.0.1 and use the admin username and password (page 14)
2. Under the SETUP tab, click INTERNET in the left menu (page 30)
3. Find the Primary and Secondary DNS fields and use the IP addresses 188.8.131.52 and 184.108.40.206 and save your settings
4. Please flush your browser and DNS cache by using the steps at: http://www.opendns.com/support/article/67
Test your settings
Go to http://welcome.opendns.com and see if your receive the welcome message. If you're experiencing difficulties, please visit the following article for troubleshooting the issue you maybe experiencing: http://blog.opendns.com/2014/12/12/five-questions-top-support-requests-answered/.
Feel free to send us a support ticket at http://support.opendns.com and we'll be happy to help you.
Please download and run our diagnostic tool, and click RUN TEST. After the test completes, copy and paste the URL into your message. If you are experiencing difficulties copying the URL from the diagnostic tool, please use the steps at http://www.take-a-screenshot.org to take a screenshot of the diagnostic tool after it finishes.
The URL should start with http://opendnsupdate.appspot.com/d/######.