Email troubleshooting guides
Amazon SES configuration, organized by problem
Browse Amazon SES MAIL FROM, alignment, and domain configuration troubleshooting guides.
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Amazon SES MailFromDomainNotVerified: SES could not read the required MAIL FROM MX recordDiagnose Amazon SES MailFromDomainNotVerified safely. Check the exact custom MAIL FROM MX, SPF record, SES region and fallback behavior without changing the apex MX.
Amazon SES: Return-Path does not match the configured custom MAIL FROM domainCompare an Amazon SES custom MAIL FROM domain with the Return-Path from a sent message and check MX and SPF at that exact subdomain.
Primary sources: Primary technical reference.