Try using Simple DNS . It's very intuitive and ... simple. IF you don't know much about DNS this will help you learn.
John Cesta
iMAIL Reporter - Reports on iMAIL server and POP users
LogFileManager - IIS LogFile Management Tool
WebPageChecker - Helps Maintain Server UpTime
DomainReportIt PRO - Helps Rebuild IIS
http://www.serverautomationtools.com