Scheduled Maintenance for Shield

Scheduled for May 13, 22:00 EDT - May 14, 02:00 EDT

Scheduled

We will be performing scheduled maintenance on Shield on Wed, May 13, 2026, at 10:00 PM ET.
This update includes essential database improvements and may result in brief delays in mail flow.

Maintenance Window: 4 hours
Expected Impact: Mail flow may be interrupted for up to 30 minutes during the window.
Important Note: This will only cause a temporary delivery delay — no emails will be lost.

Thank you for your understanding as we work to enhance Shield’s performance and reliability.

Posted May 11, 2026 - 10:34 EDT

This scheduled maintenance affects: Shield.