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Email

Helpful articles to optimize your email program.

Navigating global data compliance and regulations in 2023

Protection from loss, theft, and corruption – these are the goals of data privacy regulations. Adhering to these regulations makes you a trusted sender but it takes resources to keep...

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“Email failed to send” – understanding the error message?

Let’s say you’ve integrated your app with email functionality, designed some great email content, developed a marketing strategy, and you think you’re good to go. But then you...

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Build Laravel 10 email authentication with Mailgun and Digital Ocean

When it was first released, Laravel version 5.7 added a new capability to verify user’s emails. If you’ve ever run php artisan make:auth within a Laravel app you’ll know the...

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Help! My email needs a correction: What to do after you’ve already hit send

Whether you’re a seasoned pro or a first time sender, if you send emails chances are you’ve experienced the regret of the send button. You thought it was a flawless email, so...

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The basics of email subdomains

When it comes to email sending, sometimes you need more than the press of a button to get your message across. You may have heard of email subdomains, but you may be...

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Which SMTP port should I use? Understanding ports 25, 465 & 587

It's a common question that we receive here at Mailgun about SMTP port numbers. To ensure connectivity to our Simple Mail Transfer Protocol (SMTP) endpoint, Mailgun offers...

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Designing HTML email templates for transactional emails

Styling HTML email templates is painful. Tables, inline CSS, unsupported CSS, desktop clients, web clients, mobile clients, and various device sizes are all things that influence...

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Email tags explained: Gaining useful insights from segmentation

Companies often use the same sending domains or IP addresses to send various types of messages. While this is a really convenient way to send messages, it can be hard to...

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The basics of email dark mode

We all know that light tends to win over dark. Just look at Star Wars or Lord of the Rings… or The Divine Comedy, for that matter. Pop culture – or just culture, really – has taught us...

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POP vs IMAP email protocols: What's the difference?

We’ve talked about how email works and how email protocols facilitate the transfer of your emails along the way, from when you hit send to when your subscriber reads your email...

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