On Feb 14, 2013, at 11:02 AM, Robert Moskowitz <rgm at htt-consult.com> wrote: > "No need to worry. They are only hints, and named uses them to get the > current list of root name servers at startup. Even if they are 15 years > out of date it will still work, because the root name servers do not > change very often." That's because all it takes is one, and the memory cache is then updated with the current list. If even one of the hinted servers is correct, the show goes on.