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Mailgun vs Postmark

Reliability comparison based on uptime, incident history, and mean time to recovery. Updated daily.

Mailgun
Postmark
Current Status Operational Operational
Uptime (30d) 100.000% Best N/A
Uptime (90d) 100.000% Best N/A
MTTR 1.4 hrs Best N/A
Incidents (30d) 1 0 Best
Incidents (90d) 1 0 Best
Reliability Score 87.5/100 100.0/100 Best
Mailgun Status → Postmark Status →

Recent Incidents

Mailgun Intermittent API Errors in US Region
major · Invalid Date — Mar 13, 2026
Resolved
major

Frequently Asked Questions

Which is more reliable, Mailgun or Postmark?
Based on our monitoring data, Postmark is currently more reliable than Mailgun. Postmark has a reliability score of 100.0/100 compared to Mailgun's 87.5/100. This score factors in uptime percentage, mean time to recovery, incident frequency, and consistency. Monitor both services with Happy Uptime for real-time alerts.
Which has better uptime, Mailgun or Postmark?
Over the last 30 days, Mailgun has a higher uptime of 100.000% compared to Postmark's N/A. We check both services every 5 minutes from multiple global regions.
Is Mailgun more stable than Postmark?
Postmark has been more stable over the past 90 days with 0 incidents compared to Mailgun's 1 incidents. Fewer incidents generally indicates a more stable service. Use Happy Uptime to track both services and get AI-powered incident analysis.

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