Free reputation data, at your fingertips

Posted by George Bilbrey 

George Bilbrey
By George Bilbrey

More than 80 percent of email delivery failures happen because of email reputation. If the sender’s reputation is less than stellar, the email will get blocked or filtered. Call me crazy, but that makes email reputation important to get right! Most companies, however, do not have a clue what their email reputation is, or where to start looking for it.

Now, that answer is easy: go to You can enter in your IP address or mailing domain and find out how ISPs and filtering companies see your email program. We’ll tell you your Sender Score, with 100 being the best, and give you all sorts of data about how that score was determined. is fueled by data from Sender Score Reputation Monitor, our comprehensive reputation system that aggregates email reputation data from dozens of ISPs and filtering companies down to the campaign level. With this data, you can see whether you have delivery-hindering issues with reputation factors such as complaint rates, bounces, infrastructure and more.

This data will help you get your email reputation in better shape – critical, since ISPs are blocking your email based on it.

What are you waiting for? Go to now to see how your email program stacks up.

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About George Bilbrey

George Bilbrey is the founder of the industry’s first deliverability service provider, Assurance Systems, which merged with Return Path in 2003. He is a recognized expert on the subjects of email reputation and deliverability and is active in many industry organizations, including the Messaging Anti-Abuse Working Group (MAAWG) and the Online Trust Alliance (OTA). In his role as president of Return Path George is the driving force behind the ongoing innovation of our products and services. Prior to Return Path, George served as Director of Product Management at and as a partner in the telecommunications group at Mercer Management Consulting. He holds a B.A. in economics from Duke University, and an MBA from the Kenan-Flagler School of Business, University of North Carolina.

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