> I have Googled for this and came up with some stuff for doing basic
> format/syntax checking(*@*.*), but I am looking for something that will also
> check and make sure the stuff to the right of the @ is a valid location.

I posted code a few years ago that showed how to look up the "stuff to the
right."   (i.e. look up MX records using the DNS resolver APIs)

Here's where I posted that:
  http://archive.midrange.com/midrange-l/200110/msg01567.html

The rest of that thread may be helpful to you as well, as they were
discussing e-mail address validation.


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