Businesses rely on email leads for market expansion and revenue growth. Emails provide a channel to drip content like newsletters and promos to turn prospects into paying customers. The best email ...

Marketing emails sometimes get routed to spam boxes and do not reach the intended recipients, especially without a feature-rich email validation API tool. An email validator API addresses common ...

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 ...

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 ...