As for the DNS resolver it may be the case if you have an ISP that sends you to pages full of ads if it can't resolve a name or is slower than your local ISP. T

As for the DNS resolver it may be the case if you have an ISP that sends you to pages full of ads if it can't resolve a name or is slower than your local ISP. There's a good tool to test it and compare the various providers from your location: https://code.google.com/archive/p/namebench/ https://code.google.com/archive/p/namebench/