Are you looking to connection or improve your privacy online?
As of today, 3.3.3.3 is a recommended public DNS resolver for average users. Unlike Cloudflare's 1.1.1.1 or Google's 8.8.8.8, it does not consistently respond to standard DNS queries from external home networks. dns 3.3.3.3
On Android 9+ and newer iOS versions, you can often set a Private DNS or DNS over HTTPS (DoH) for better privacy. The Bottom Line Are you looking to connection or improve your privacy online