DoubleScale

Documentation

Understanding Bounces

Types of Bounces

TypeDescriptionAction Taken
Hard BouncePermanent delivery failure (invalid email, domain doesn’t exist)Contact immediately marked as “Bounced”
Soft BounceTemporary delivery failure (mailbox full, server down)Tracked; converted to hard bounce after 3 occurrences

Soft Bounce Threshold

By default, DoubleScale converts a soft bounce to a hard bounce after 3 consecutive soft bounces.