Latest stories by The Sinch Mailgun team
“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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How to improve email deliverability for transactional emails
Transactional emails are something that everyone with an email address has received at least once in their life. But not everyone understands what they are, how they’re used, or...
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Make things easy with email list management best practices
As an email service provider (ESP) we know how layered the email world can be. To be a successful sender, you must master everything from email deliverability, to ROI, email...
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Your guide to using webhooks
You already know that email isn’t a send-and-forget thing. When you’re sending a message, you want to know how to track it and respond to any issues, right? After all...
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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 Sinch Mailgun about SMTP port numbers. To ensure connectivity to our Simple Mail Transfer Protocol (SMTP) endpoint, Mailgun...
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