This is strange. I did a whois on the domain name. It says "Record expires on June 08, 2007". It is still a valid domain name.
Are you sure you bought the same domain name? If you are sure that there is no type error with your domain name, I'll suggest you to contact DH support ASAP.
Save [color=#CC0000]$97[/color] (max discount) with [color=#CC0000]97CRAZY[/color] Save [color=#CC0000]$82[/color] get lifetime domain with [color=#CC0000]82CRAZY[/color] [url=http://www.dreamhost.com/r.cgi?250986|97CRAZY]Sign Up NOW[/url]