Google's DNS servers are a product meant for public use, i.e. this use. I think it is entirely reasonable to not run your own public DNS servers as an Open Sour

Google's DNS servers are a product meant for public use, i.e. this use. I think it is entirely reasonable to not run your own public DNS servers as an Open Source software and instead use a well-maintained already existing one that has an excellent track-record of availability and low latency.