This is not true, SES uses tracking pixels which are blocked if you disable external images: https://docs.aws.amazon.com/ses/latest/dg/faqs-metrics.html#faqs-me

This is not true, SES uses tracking pixels which are blocked if you disable external images: https://docs.aws.amazon.com/ses/latest/dg/faqs-metrics.html#faqs-metrics-opens https://docs.aws.amazon.com/ses/latest/dg/faqs-metrics.html#...