Keep Your Email List Clean by Auto-Removing Hard Bounces
Protect your sender reputation — automatically capture hard bounces and suppress those addresses so you stop mailing dead inboxes.
- 1
Receive Bounce Events
Add a
Webhooknode subscribed to your email provider's hard-bounce events. - 2
Confirm It's a Hard Bounce
Add an
IFnode continuing only for permanent failures, not temporary soft bounces. - 3
Suppress the Address
Add a
Mailchimpnode unsubscribing or archiving the bouncing address. - 4
Log for Review
Add a
Google Sheetsnode recording suppressed addresses for your records. - 5
Activate and Test
Activate the workflow and send a test to an invalid address. Confirm the bounce suppresses it.
Frequently asked questions
Why not remove soft bounces too?
Soft bounces are often temporary; suppress only after repeated soft bounces to avoid dropping valid contacts.
Does this improve open rates?
Yes — removing dead addresses lifts your engagement metrics and protects your sender reputation.
Weekly Buttondown Report Sent to Slack
A weekly n8n workflow rolls up all your Buttondown subscribers from the last 7 days into a summary, then has Slack post an alert to a Slack channel so your team never has to dig for the numbers.
n8nSlack
Weekly Buttondown Report Sent to Notion
A weekly n8n workflow rolls up all your Buttondown subscribers from the last 7 days into a summary, then has Notion create a new page in a Notion database so your team never has to dig for the numbers.
n8nNotion
Weekly Buttondown Report Sent to Google Sheets
A weekly n8n workflow rolls up all your Buttondown subscribers from the last 7 days into a summary, then has Google Sheets append it as a new row in a spreadsheet so your team never has to dig for the numbers.
n8nGoogle Sheets
Keep every recipe free
FlowRecipesHub is free and always will be. If a workflow saved you time, chip in what you like — it helps us keep the lights on and build the next batch of automations for everyone.
Secure checkout via Paddle · one-time, no account needed