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Email Hard Bounces

What is Email Hard Bounces?

Email Hard Bounces counts the number of emails that have not been successfully delivered to the recipient due to permanent, irreversible causes. Causes for hard bounces include invalid email addresses, errors in spelling, and email service shut down.

How to calculate Email Hard Bounces

ƒ Count(Email Hard Bounces)

Example

Say your company sends a newsletter to 1,000 contacts and you receive permanent delivery failures from 10 of these email addresses. You Email Hard Bounces count is 10.

More about this metric

There are three types of email bounces: hard bounces, soft bounces, and pending bounces. A hard bounce usually means an invalid email address, whereas soft and pending bounces generally indicate temporary problems or outages.

Email Hard Bounces indicate low quality contacts or an outdated email list. To avoid having most of your emails end up as hard bounces, frequently clean and update your email list and modify your email collection method to include a verification process.

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