Technology Summary. Google now offers a free Public Domain Name Server (DNS) service to help provide enhanced Internet browsing speed and security. Configuration. Google provides detailed configuration instructions. However, those familiar with DNS settings can simply enter 8.8.8.8 and 8.8.4.4 as the primary and secondary DNS server addresses for their computer, iPhone, iPod, or other… Continue reading Google Secure Unified Centralized Domain Name Server (DNS) Directory