Newsletter bounce rate calculator

Worked example

• Bounced messages: 120
• Attempted sends: 10,000

Bounce rate · 1.2%

How to interpret the result

Separate temporary and permanent bounces when choosing a remedy. Compare the same sending population.

Publisher example

75 bounces in 3,000 sends gives 2.5%. If 60 are permanent and 15 temporary, investigate addresses and transient provider issues separately.

Related reading: beehiiv adds email delivery reporting by inbox provider

Measurement reference: Mailchimp bounce measurement