What is SMTP and how does it work?

 What is SMTP and how does it work? Basic Role: SMTP’s main function is to ensure that emails are delivered from one server to another. It handles the “sending” part of email communication, making sure that messages move from the sender’s outbox to the recipient’s inbox. Step-by-Step Process: Client Connection: When you send an email, […]

The history of the SMTP protocol

The history of SMTP protocol When was the first SMTP email sent? The Early Days of Email (1960s – 1970s)Before SMTP, email existed in a basic form. During the late 1960s, email-like systems were primarily used for local communication within mainframe computers. These systems allowed users to leave messages for each other on the same […]

Try our brand new email tester to get your score

Once, a Stamp on the Envelope Was Enough In the old analog world, we sent physical letters for more than 100 years based on a stamp with a value indicating the letter's weight, size, and the physical distance the letter had to travel to reach the recipient. At the post office, the stamp was marked with a postmark approving that the postage was correct, and the letter could be sent. If not, it would be returned or given penalty postage. Enough about that trip down memory lane. Today, we send billions of emails daily, of all kinds and with varying content. The analogy is quite simple: these emails also need a "stamp" to reach the inbox on the other end. Today, these “stamps” are called SPF, DKIM, and DMARC. In short, these are identity and verification mechanisms that ensure your email is not classified as spam and thus reaches the recipient. SMTP.dk has launched a tool you can use for free to check your email's ability to reach the inbox. You simply copy the auto-generated email address into the email you want to check and then see the result in the browser window. There might be some things to fix to ensure optimal delivery. Get a service check of your email now at smtp.ai The infographic shows the current average number of emails that successfully reach major, well-known global free mail providers. It is crystal clear that without standard certifications, you are in a black hole with the emails your customers or subscribers are waiting for. Check out: Emailtesterxxxxxxx

Once, a Stamp on the Envelope Was Enough In the old analog world, we sent physical letters for more than 100 years based on a stamp with a value indicating the letter’s weight, size, and the physical distance the letter had to travel to reach the recipient.At the post office, the stamp was marked with […]