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OpenDNS Knowledge Base. Want to use OpenDNS on your network? Having trouble with OpenDNS? Take a look here at our Knowledge Base! OpenDNS Device Configuration. Configuring your devices to use OpenDNS, whether that's a router, a mobile device, a computer or a DNS Server. Promoted articles. OpenDNS Self-Help Troubleshooting Guide

Using OpenDNS starts by making a configuration change in the DNS settings of your home router, on individual computers, and wireless devices. Once OpenDNS is configured, administrators set and manage OpenDNS’s advanced features, such as Web content filtering and security, by logging in to their OpenDNS account.

Clearing Your DNS Resolver Cache on Windows Clients. Open a command prompt on Windows 7 or Windows 8.1 by opening the Start menu or Start screen, respectively, and entering “cmd” in the search box. Instead of simply hitting “Enter” though, use “Ctrl + Shift + Enter” to open an administrator command prompt.

The best free public DNS servers include Google, Control D, Quad9, OpenDNS, Cloudflare, CleanBrowsing, Alternate DNS, and AdGuard DNS . Here's a quick reference if you know what you're doing, but we get into these services a lot more later in this article: Best Free & Public DNS Servers. Provider. Primary DNS.