I don't know about all, but Alexa publishes a list of the top 1 million domains: http://s3.amazonaws.com/alexa-static/top-1m.csv.zip http://s3.amazonaws.com/ale

I don't know about all, but Alexa publishes a list of the top 1 million domains: http://s3.amazonaws.com/alexa-static/top-1m.csv.zip http://s3.amazonaws.com/alexa-static/top-1m.csv.zip