AWS SES DKIM Failing: Fix DKIM Configuration
Your AWS SES DKIM signature validation is failing
Fix within 24 hours.
Check your AWS SES DKIM setup:
In AWS SES console, check Identities > Domain > DKIM
Verify DKIM tokens are published in your DNS (Route53)
Use DKIM record checker to confirm DNS propagation
What Could Be Causing This?
AWS SES DKIM Tokens Not Published in DNS
Most CommonAWS SES provides DKIM tokens, but you must publish them in DNS. Missing records = failing DKIM.
How to confirm:
In AWS SES console, check if DKIM tokens show "verified". If not, DNS records are missing or not propagated.
Fix Playbook
Step 1: Publish AWS SES DKIM Tokens in Route53
- In AWS SES console, go to Identities > select domain > DKIM
- Copy the three DKIM tokens (CNAME records)
- In Route53, add three CNAME records with the tokens
- Wait for DNS propagation (5 min to 48 hours)
- In AWS SES, verify DKIM tokens show "verified"
AWS SES-Specific Note:
AWS SES DKIM setup is straightforward if using Route53. If using external DNS, copy tokens manually.
Prevention Checklist
- Verify DKIM tokens are published in DNS
- Monitor DKIM status weekly in AWS SES console
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