什么相当于Linux上的Tomcat for Tom？

I'm working on migrating to Amazon EC2 for our servers and need to try out internal DNS options. I'm looking for the equivalent of Tomcat (a standard well know easy to use servlet container) in the DNS area. BIND is the only one I'm familiar with by name, but I'm wondering if there are other "better" options or if that's the one I should go with.I'm working on migrating to Amazon EC2 for our