Compare Control D vs. NxFilter

Control D is a customizable DNS filtering and traffic redirection platform that leverages Secure DNS protocols like DNS-over-HTTPS, DNS-over-TLS and DNS-over-QUIC, with support for Legacy DNS. With Control D you can: block malicious threats, block unwanted types of content network wide (ads & trackers, IoT telemetry, adult content, socials, and more), redirect traffic using transparent proxies and gain visibility on network events and usage patterns, with client level granularity. Think of it as your personal Authoritative DNS resolver for the entire Internet that gives you granular control over what domains get resolved, redirected or blocked.

NxFilter is a free and efficient DNS filtering tool that ensures high performance while minimizing latency within your network. It includes a range of sophisticated features such as integration with Active Directory, support for DNS over HTTPS, management of screen time, data limitations, user-specific reporting, filtering for remote users, and the ability to cluster for enhanced performance. This solution is versatile, catering to a wide array of settings, including businesses, educational institutions, healthcare facilities, charitable organizations, and family safety needs, allowing for tailored filtering policies dependent on user groups. By caching DNS responses from upstream servers, NxFilter not only decreases DNS traffic but also improves overall efficiency. The software accommodates various user authentication options, notably through Active Directory, and provides keyword filtering capabilities to block unwanted search terms. Known for its reliability, NxFilter can operate continuously for extended periods without the need for restarts, making it a scalable option capable of serving thousands of users effectively. Additionally, its user-friendly interface and comprehensive support documentation contribute to a seamless implementation experience.