Testing your new Google Public DNS settings
Open a command prompt, and run the following command: On Windows: tracert -d 8.8.8.8 On Mac OS X: /usr/sbin/traceroute -n -w 2 -q 2 -m 30 8.8.8.8 On Linux: sudo traceroute -n -w 2 -q 2 -m 30 8.8.8.8 If the last line of the output does not list 8.8.8.8 as the final hop, or if there are significant timeouts, there may be a network problem preventing you from contacting our servers. Please include the output of the command in any communication with the Google Public DNS team. If the last line of the output does list 8.8.8.8 as the final hop, continue to step 2 . IPv6 Open a command prompt, and run the following command: On Windows: tracert -d 2001:4860:4860::8888 On Mac OS X: /usr/sbin/traceroute -n -w 2 -q 2 -m 30 2001:4860:4860::8888 On Linux: sudo traceroute -n -w 2 -q 2 -m 30 2001:4860:4860::8888 If the last line of the output does not list 2001:4860:4860::8888 as the final hop, or if there are significant timeouts, there may be a network problem preventing you from contacting o...