Email Deliverability

Missing or Delayed Emails Lead to Customer Churn

Customers churn when emails are lost in spam folders or delayed. Whether you’re building a high-growth consumer service or enterprise software, and sending billions—or even hundreds—of messages a month, email plays a critical role in engaging and retaining your customers.

Email Deliverability is Challenging and Time Consuming

Diagnosing email security issues, ongoing monitoring of spam blacklists, and working with very large ISPs is incredibly time-consuming and requires a skillset many engineering teams don’t have.

The world’s most sophisticated senders rely on SparkPost to deliver billions of emails every day.

Take the Guesswork Out of Email Analytics

Bounce, open, and click-through rates can indicate serious email delivery issues. Get real-time insight on your email delivery health. Over 35 individual metrics offer an accurate picture of deliverability and engagement, including delivery, bounces, and blocks.

Intelligent Email Delivery

Our Adaptive Delivery technology aggregates real-time delivery data from millions of email messages to automatically optimize email delivery for every ISP and market. Adaptive Delivery ensures you have fewer bounces, blocks, and delays.

Access the Industry’s Best Experts

You can’t afford to take shortcuts when email delivery is critical to the success of your product—and business. Customers upgrading to SparkPost’s Premier and Enterprise add-on plans can rely on:

Technical Account Managers (TAMs) and enhanced deliverability support
Proactive deliverability reporting, planning, and account reviews
Global ISP relations and mediation

Learn More about Email Deliverability

Develop your email expertise with SparkPost’s email deliverability resources.

Intro to Email Bounces | SparkPost Academy

Learn why email notifications bounce and how you can take action with the data you receive from hard and soft bounces.