DNS resolution is hierarchal. You start at the root DNS servers for a TLD to find the authoritative servers for a given domain in that TLD. You can host your au

DNS resolution is hierarchal. You start at the root DNS servers for a TLD to find the authoritative servers for a given domain in that TLD. You can host your authoritative servers wherever you want, but you have no control over the root servers and it was the latter that had problems.