Bounce and unsubscribe processing

Purpose

1. To automate the detection, flagging, and processing of bounced emails and unsubscribe requests in mass mailing campaigns.

2. Streamline the removal of invalid or opted-out email addresses from lists, automating compliance and enhancing mailing reputation.

3. Uphold deliverability rates, reduce manual effort, and automate regulatory requirements (CAN-SPAM, GDPR) processing.

4. Automate real-time updates to mailing databases and suppress lists.

Trigger Conditions

1. Receipt of bounce notifications (hard/soft) via webhooks, inbound email parsing, or APIs.

2. Unsubscribe link activation or feedback loop from recipient.

3. System-generated automated bounce/unsubscribe reports.

4. API or event trigger from a mailing service platform.

Platform Variants

1. Twilio SendGrid

 • API: Event Webhook – configure for bounce, dropped, and unsubscribe events.

2. Amazon SES

 • Feature: SNS Topics – subscribe and automate bounce/unsubscribe notification handling.

3. Mailgun

 • API: Webhooks – set up routes for “bounced” and “unsubscribed” events.

4. Microsoft Exchange/Outlook

 • Function: Exchange Transport Rules & Graph API – automate detection of bounce/unsubscribe messages.

5. Google Workspace (Gmail)

 • API: Gmail API – automate label filtering for bounce/unsubscribe, trigger from mail parser.

6. Mandrill (Mailchimp Transactional)

 • API: Webhooks – enable bounce and unsubscribe notifications; automate recipient suppression.

7. Constant Contact

 • API: Contact Management – automate removal based on bounce/unsubscribe event triggers.

8. ActiveCampaign

 • API: Webhook Automations – setup to automate bounce/unsubscribe processing.

9. HubSpot

 • API: Email Events – subscribe for automated bounce/unsubscribe event handling.

10. Klaviyo

 • Feature: Flow Triggers – use automated event triggers for bounce/unsubscribe flows.

11. Salesforce Marketing Cloud

 • API: Event Notification Service – configure for bounce management automation.

12. Zoho Campaigns

 • API: Campaign Event Listener – monitor and automate processing of bounce/unsubscribes.

13. AWeber

 • API: Webhooks – automate updates from bounce/unsubscribe callbacks.

14. Mailjet

 • Event API: Webhook – route bounce/unsubscribe events for automated suppression.

15. SparkPost

 • API: Event Webhook – enable bounce/unsubscribe tracking, automate suppression.

16. Postmark

 • API: Webhook – track and automate bounce/unsubscribe agent responses.

17. Benchmark Email

 • API: Contact List API – automate update of bounce/unsubscribe records.

18. Emma

 • Feature: Webhooks – enable bounce/unsubscribe event webhooks for automated processing.

19. SMTP2GO

 • API: Webhooks – automate bounce and unsubscribe event responses.

20. Sendinblue

 • API: Event Webhook – automate bounce/unsubscribe contact management.

21. Campaign Monitor

 • API: Webhooks – set for automated processing of bounce/unsubscribe events.

22. Oracle Eloqua

 • API: Event Listener – automate updating of lists and suppression based on bounce/unsubscribe.

Benefits

1. Automate removal of invalid or opted-out contacts, reducing bounce rate and increasing deliverability.

2. Minimize manual intervention, automating list hygiene and compliance tasks.

3. Improve sender reputation by automating suppression of problem recipients.

4. Achieve auditable regulatory compliance by automating unsubscribe/bounce records management.

5. Enable scalable, real-time automatable mailing list control for professional services in the mailing industry.