Lisa's App of the Week - Mail-Tester

Lisa’s App of the Week – Mail-Tester

By Lisa Heay, Director of Business Operations at Heinz Marketing

For this week’s app of the week put up, I wished to spotlight a cool instrument I lately realized about – mail-tester. Plainly put proper on their primary web page—mail-tester permits you to check the spammyness of your emails. I’m shocked that I’ve spent the majority of my advertising and marketing operations profession with out this instrument. 

The better part about it’s it’s free and easy to make use of. Created by self-proclaimed geeky e-mail software program engineers to unravel a necessity they needed to to rapidly and effectively check the high quality of their very own newsletters, mail-tester was shared with the world to permit customers to check the deliverability of their very own emails and determine potential points that would trigger them to be marked as spam or rejected by e-mail servers.

To use mail-tester, you merely ship a check e-mail to a singular e-mail deal with offered by the service.

Mail-Tester address

Mail-tester then analyzes the e-mail and generates a rating out of 10, with the next rating indicating a greater likelihood of a profitable supply. 

You additionally get a report that gives detailed data on the elements that contributed to the rating, highlighting any points similar to spammy content material, lacking authentication information, suspicious or damaged hyperlinks, incorrect e-mail headers, extreme use of sure key phrases, photos with out alt textual content, or issues with the e-mail server configuration. 

The report additionally supplies suggestions on learn how to enhance the e-mail’s deliverability and scale back its spam rating.


One fast tip we’ve found—it’s finest so as to add the check deal with from mail-tester into your database and ship an actual e-mail to check. It’s an added step, however pattern emails from Marketing Automation platforms generally aren’t a totally correct illustration of how your e-mail would rating. 

For instance, the topic line might learn “[Sample]…”, and in Marketo particularly, the unsubscribe headers aren’t added to check emails. This could also be the case with different platforms, as effectively. You can simply return to delete these check e-mail information later.

Overall, mail-tester is a useful gizmo for anybody who needs to enhance the effectiveness of their e-mail advertising and marketing campaigns or be certain that essential emails are delivered efficiently. This needs to be an automated add to any Marketing Operations skilled’s toolbox.

Check out their FAQs for extra data, and let me know what you assume!

mail-tester email score

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