Third-Party Deliverability Monitoring Tools

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In order to improve upon and maintain good deliverability, it is essential to continually monitor your email performance throughout Klaviyo. The best way to do so is to monitor your campaign and flow open, click, bounce, and spam rates. For more information on how to do so, head to our article around How to Monitor Deliverability Performance.

That being said, there are also several third-party tools that can help you monitor your sender reputation and deliverability performance as well.

Third-Party Deliverability Tools

  • Postmaster Tools
    Postmaster Tools by Gmail is an official Google sender reputation platform that is helpful if you send to a large number of Gmail users. Postmaster Tools helps align your sending with Gmail’s best practices, track whether or not your emails are securely sent, and monitor how many are delivered successfully or marked as spam.
  • Smart Network Data Services
    Smart Network Data Services is only applicable for Klaviyo users with a dedicated IP. It is the official Outlook sender reputation platform that monitors your deliverability performance according to Outlook 365 email best practices. 
  • Everest
    Everest is a tool that offers insights on deliverability, list validation, design, DMARC management, analytics, and more.
  • Litmus
    Litmus allows you to design and preview emails before sending. It includes pre-send testing that you can utilize alongside your Klaviyo analytics to optimize your campaign sends.
  • Email on Acid
    Email on Acid is a tool that focuses on the email testing process. They enable large scale email previewing, campaign precheck, spam testing, and more.
  • Kickbox
    Kickbox is a MA3WWG-certified list verification tool that integrates with Klaviyo. They ensure 99% of emails will reach the inbox when using their tool.
  • Postmaster Postmaster provides information and troubleshooting best practices for those who send to users. The main purpose is to help boost your sender reputation and email deliverability.

Additional Resources

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