This incident has been resolved.

Emails should now arrive correctly. The issue has been fixed for our account by our email service provider, but the root cause has not been fixed yet. We are still monitoring in case it happens again.

Our email provider has identified the issue: https://status.mailgun.com/incidents/5t9s7tqg9xgh

Due to an issue with our email provider, some emails are not arriving in Gorgias. We're investigating the issue and will keep you updated as soon as possible.