Protective DNS / DNS Filtering · Head to head
Control D vs NextDNS
Both products compete in Protective DNS / DNS Filtering. Protective DNS and DNS filtering software intercepts DNS queries to block resolution of domains associated with malware, phishing, command-and-control infrastructure, and unwanted content categories before a connection is established. It operates as a security control that doesn't require agents on endpoints, making it one of the broadest-coverage, lowest-friction security controls an organization can deploy. Here are the facts the B4 Index maintains on each, side by side.
The two files, side by side
The decision underneath the comparison
Choosing between Control D and NextDNS assumes you're buying Protective DNS / DNS Filtering at all. That's the prior question, and the B4 Index scores it on two axes: how much Protective DNS / DNS Filtering differentiates you, and how far AI has come at building it. Read the build-versus-buy considerations for Protective DNS / DNS Filtering before you shortlist either product.