Understanding email bounce: Definition, reasons and best practices
Omnisend
DECEMBER 4, 2023
An email bounce is an email message rejected by a mail server. Here is a list of hard bounce causes based on Omnisend’s Email Deliverability Manager – Serchii Chernenko’s experience: 1. Invalid email addresses Using an outdated email list that was refreshed years ago? What is email bounce? But what exactly causes them?
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