SafeDNS is described as 'provides sophisticated cloud-based and software solutions for web content filtering which increase users' safety online by blocking botnets, malware and phishing resources, filter out most advertising and content users consider inappropriate' and is an app in the Security & Privacy category. There are more than 25 alternatives to SafeDNS for a variety of platforms, including Online / Web-based, Windows, Linux, Mac and Android. The best alternative is 184.108.40.206, which is free. Other great apps like SafeDNS are NextDNS (Freemium), OpenNIC (Free, Open Source), OpenDNS (Freemium) and DNSCrypt Protocol (Free, Open Source).
220.127.116.11 from CloudFlare is the fast and private way to browse the Internet. It is a public DNS resolver, but unlike most DNS resolvers, 18.104.22.168 is not selling user data to advertisers. The implementation of 22.214.171.124 makes it the fastest resolver out there.
DNSCrypt is a protocol that authenticates communications between a DNS client and a DNS resolver. It prevents DNS spoofing. It uses cryptographic signatures to verify that responses originate from the chosen DNS resolver and haven't been tampered with.
Yandex.DNS is a free, recursive DNS service. Yandex.DNS' servers are located in Russia, CIS countries, and Western Europe. Users' requests are processed by the nearest data center which provides high connection speeds.