{"id":79052,"date":"2024-03-19T20:50:37","date_gmt":"2024-03-19T20:50:37","guid":{"rendered":"https:\/\/mailrelay.com\/glosario\/email-deliverability\/"},"modified":"2026-08-18T15:47:54","modified_gmt":"2026-08-18T15:47:54","slug":"email-deliverability","status":"publish","type":"glossary","link":"https:\/\/mailrelay.com\/en\/glossary\/email-deliverability\/","title":{"rendered":"Email deliverability"},"content":{"rendered":"\n

Email deliverability<\/strong> is a key concept in the world of digital marketing, especially with regard to email marketing. <\/p>\n\n

It refers to an email’s ability to reach the recipient’s inbox<\/a>, rather than being marked as spam or lost along the way. <\/p>\n\n

This process involves various factors, such as sender reputation<\/strong>, email authentication<\/a>, and content quality<\/strong>. <\/p>\n\n

All of these elements, among others, determine if the email will reach the planned destination.<\/p>\n\n

Relevant historical data<\/h2>\n\n

The history of email deliverability is intertwined with the development of email as a communication and marketing tool. <\/p>\n\n

Since the early days of email in the 1970s, its popularity as a means of communication has increased. <\/p>\n\n

With the growth of email marketing<\/a> in the 1990s, the need to ensure that emails reached their destination became more evident. <\/p>\n\n

In the early years, the lack of advanced spam filters meant that almost all emails arrived at the inbox. <\/strong><\/p>\n\n

However, with the increase in spam<\/a><\/strong>, email service providers began implementing more sophisticated systems to filter unwanted emails. <\/p>\n\n

This has led to the need for more refined strategies to deliver emails.<\/strong><\/p>\n\n

Key considerations<\/h2>\n\n

To ensure a high delivery rate, it is crucial to pay attention to various aspects:<\/p>\n\n