A Complete Guide to Understanding and Using Email Metadata and SMTP Headers
When you send an email, it’s like launching a spaceship into the digital ether. Sure, your message text is the astronaut. But just as important are the technical systems guiding your email safely through cyberspace to its destination. These hidden support systems are email metadata and SMTP headers. In this comprehensive guide, we’ll explore what headers are, how they work, why they matter, and how to leverage them for security, deliverability, and diagnostics. Buckle up … Read more