Today hundreds of small businesses experienced web site
outages. Go Daddy, the most popular domain registrar/web hosting company, saw
its DNS servers attacked after 10AM Pacific time. The alleged attacker claimed
to be working alone, to have taken down the entire Go Daddy DNS array and that
he wanted to test the cyber security. DNS servers on the web are what translate
the name of a web site (such as www.godaddy.com)
to the numerical address assigned to it. Find a more detailed explanation of
DNS here