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Email security and infrastructure: Cloud-based vs. on-premise

You could argue that cloud-based infrastructure is the natural evolution of on-premise software, but that might make some people angry. Whether you think of on-premise...

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Sending email using the Mailgun PHP API

It’s been a while since the Mailgun PHP SDK came around, and we’ve seen lots of changes: new functionalities, new integrations built on top, new API endpoints…yet the core of PHP...

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How to quickly bake Mailgun with PHP

When I started coding, I remember debating whether I would want to learn ASP.NET vs PHP. I read thousands of bulletin boards on...

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Devgun: Creating development environments with Kubernetes

When we first approached the problem of creating local development environments, we reached for common tools like vagrant. But as...

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How to quickly bake Mailgun with PHP

When I started coding, I remember debating whether I would want to learn ASP.NET vs PHP. I read thousands of bulletin boards on...

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How to send transactional email in a NodeJS app using the Mailgun API

Sending transactional emails is easy regardless of your tools. If you use a NodeJS helper library, this walkthrough will help you get set up in Mailgun. Read more...

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

Which SMTP port should you use — port 25, port 465, or port 587? Click to learn more about Mailgun's guide to understanding SMTP ports...

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Email Scams: How to spot and avoid them

Not to be dramatic but falling victim to email scams can destroy a person’s life, cripple a business, cost millions of dollars, and waste countless hours of time. The worst part is...

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Domain warm-up and reputation: Stretch before you send

So, you wanted to send out a lot of emails but found that when you did, a lot of them either ended up undelivered or in the spam folder. Think of it like this: When you start working...

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How to avoid emails going to spam

No matter how many stars we wish on, some questions will never have simple answers — including email. One of the biggest problems for any email provider is how to avoid emails...

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Understanding DKIM: How it works and why it's necessary

Are you who you say you are, or are you a spoofer in disguise? Answering this question is what DKIM is all about. As email usage and capabilities continue to grow, it’s important to...

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The basics of email subdomains

Today, we’re happy to share that there’s a new, automated way to prepare your dedicated...

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