Kennen Sie den Gesundheitszustand Ihrer Email-Liste?

Email list are like milk — they’re perishable. In fact, rotten email lists can leave you a lot worse then just queasy. Bad email lists can make it nearly impossible for your messages to get into your prospects’ inboxes.

Return Path reports that 83% of the time an email address is not delivered to an inbox, the sender’s reputation (defined by the sender score) is to blame. And what makes a bad sender score? Sending emails that get marked as spam, which is exactly what happens when you send to bad lists.
Sniff Test for Email?