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MailChannels Outage History

Every past MailChannels outage tracked by IsDown, with detection times, duration, and resolution details.

There were 130 MailChannels outages since November 2021. The 7 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Minor April 14, 2026

April 2026: High SMTP Connection Latency

Detected Apr 14, 2026 12:06 PM EDT · Resolved Apr 14, 2026 3:29 PM EDT · Duration about 3 hours

MailChannels experienced elevated SMTP connection latency for 3.4 hours that potentially impacted email delivery services. The service team investigated the connection performance issues throughout the incident duration. The latency problems were classified as a minor severity incident affecting the email delivery infrastructure.

Minor April 10, 2026

April 2026: Log Search is backed up

Detected Apr 10, 2026 12:10 PM EDT · Resolved Apr 10, 2026 3:00 PM EDT · Duration about 3 hours

MailChannels experienced a log search issue where logs became backed up in their queue, affecting the Host Console functionality. Email delivery remained unaffected throughout the incident. The issue was resolved after 2.8 hours of investigation.