controlD is described as 'ControlD is a completely customizable DNS service with superpowers. You can use ControlD to block unwanted categories of sites (like ads or porn), popular online services like Facebook or TikTok, or any domain of your choice' and is a DNS Resolver in the Web Browsers category. There are eight alternatives to controlD for a variety of platforms, including Online / Web-based, Mac, Windows, Linux and Android. Most alternatives are DNS Resolvers and Anti-Malware Apps. The best alternative is 126.96.36.199, which is free. Other great apps like controlD are NextDNS (Freemium), OpenDNS (Freemium), Google Public DNS (Free) and AhaDNS (Free, Open Source).
188.8.131.52 from CloudFlare is the fast and private way to browse the Internet. It is a public DNS resolver, but unlike most DNS resolvers, 184.108.40.206 is not selling user data to advertisers. The implementation of 220.127.116.11 makes it the fastest resolver out there.