Deliverability
6-
Bounce classification
Tell a soft bounce (try again) from a hard bounce (never again).
-
Temporary suppressions
Suppressions that expire on their own, next to the permanent ones.
-
Bot-click filtering
Security scanners and privacy proxies stop inflating opens and clicks, or firing automations.
-
Gmail Feedback-ID headers
Gmail reports complaint rates per channel.
-
Typo detection at signup
Catch “gmial.com” before it reaches your list.
-
Disposable address blocking
On opt-in forms.