The Internet Engineering Task Force (IETF) document, RFC 3696, “Application Techniques for Checking and Transformation of Names” by John Klensin, gives several valid e-mail addresses that are rejected ...

Ever wonder whether an email address someone gave you—say [email protected]—actually exists? Tech blogger Amit Agarwal explains how to verify an email address using both simple and decidedly geekier ...

If you run a company that deals with customer details then you need to validate email addresses before you send personal information out. This process is simple. When a customer signs up, you send a ...

How do you find out if a user has entered a valid email address? Do you check for an at-sign, or is it more complicated? For many developers the answer is a regular expression, a little bit of code ...

A Web-based email service that lets anyone create and use a temporary email address. For free reports and software, websites often require users to sign in with a valid email address. The site then ...