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⚠️ Critical Issue

AWS SES High Spam Complaint Rate: Recover Reputation

Your AWS SES complaint rate is above 0.3%

Fix within 24 hours.

Check AWS SES complaint metrics:

1

Check CloudWatch Complaint metric

2

Review content quality

3

Check list engagement

What Could Be Causing This?

Content Triggers Complaints

Most Common

Misleading or aggressive content causes complaints.

How to confirm:

Check CloudWatch metrics.

Fix Playbook

Step 1: Fix Email Content & Improve List Quality

HoursImpact: High
  1. Review complained-about emails
  2. Remove aggressive language
  3. Add clear unsubscribe
  4. Segment by engagement

AWS SES-Specific Note:

AWS SES tracks complaints via CloudWatch and SNS notifications.

Prevention Checklist

  • Monitor complaint metrics
  • Test content before sending

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Frequently Asked Questions

How does AWS SES respond to high complaint rates?
AWS SES may pause sending if complaint rate exceeds 0.5%.
Free Checklist

The exact checklist used by 2,000+ email senders to diagnose and fix inbox placement issues — free.

  • Authentication setup (SPF, DKIM, DMARC)
  • Sender reputation signals to monitor
  • List hygiene benchmarks
  • Content & engagement red flags

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