SMTP Server (MX Entry) Lookup
This module allows you to look up available SMTP mail servers for a given domain and also automatically resolve the SMTP server available for the current connection. A demo application is included. Thanks to Dean Dusenbery for improving the module from the original and also for developing the demo application.
Instructions: Click the link below to download the code. Select 'Save' from the IE popup dialog. Once downloaded, open the .zip file from your local drive using WinZip or a comparable program to view the contents.