Known Issue
| Date Logged | July 9th, 2025 |
| Product(s) | Email Security Cloud Integrated |
| Status | Not Fixing |
Issue
There is a known issue causing outbound messages to fail due to DKIM and SPF issues. This is a known limitation not on the Mimecast Product Team Roadmap to resolve.
Workaround
- N/A.
Comments
We have similar issue, but all the other emails are delivered without any problem. Just the OOF email or maybe automated emails are being held (Reason: DMARC failed)
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