If you are sending your Campaigns with Amazon’s Simple Email Service you can use the regular Bounce option that comes with Mailster. If you like to have more control over bounces you should switch to AmazonSNS.

Amazon Simple Notification Service send various kind of notifications to your selected endpoint. This can be an email address, an SMS, or a simple web address. Read more on their official website.

Send your campaigns with AmazonSES

To work with AmazonSNS you need to send your campaigns with AmazonSES. Great that there’s a free add-on available for Mailster. Make sure you follow our guide and set up AmazonSES for Mailster.

Make sure all your setup is done on the same region otherwise it won’t work.

Add Notifications to your Email address.

Go to your AmazonSES Dashboard and click on “Domains” and find the domain you have verified for Mailster. You can also use a single email address if you don’t have a domain yet.

Find the Notifications Label and expand it by clicking on the title.

Expand the “Notification” tab and make sure to enable the original headers.

Click on Edit Configuration to define Topics for “Bounces” and “Complaints”. You don’t need one for “Deliveries” but make sure you check “Include original headers“.

Create a topic

Head over to the AmazonSNS Dashboard and click on “Created topic” or select an existing one.

Create a new topic if needed.

Subscribe an Endpoint to your Topic

Create a new subscription.

Click on “Create subscription” to create a new subscription to your topic.

New Subscription dialog.

Paste the URL From the Mailster Settings on the Delivery Tab into the Endpoint text field.

Find your Endpoint URL on the Mailster settings page.

Make sure you switch the Protocol to HTTPS if needed!

AmazonSNS now send a confirmation to this endpoint and the add-on automatically verifies it.

Your setup is now complete and Mailster will start collecting bounces and complaints (unsubscribes) starting from the next campaign you send.