OpenNIC is described as 'user-owned and controlled alternate network information center/alternative DNS root which lists itself as an alternative to ICANN and its registries' and is a DNS Resolver in the network & admin category. There are more than 25 alternatives to OpenNIC 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 OpenNIC are NextDNS, OpenDNS, DNSCrypt Protocol and NameCoin.
OpenNIC is mainly a DNS Resolver but alternatives to it may also be Ad Blockers or Anti-Malware Apps. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of OpenNIC.
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.
SafeDNS 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.