Mailjet blog


Everything you need to start building connections that matter.

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The new Gmail tabs: What conclusions can we draw?

On May 29th, 2013, Google launched a new version of Gmail. The major change was the appearance of the now famous tabs...

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10 HTML tips for improving your email deliverability

Three years ago, a Mailjet team member experienced a surprising situation with one of the clients of his...

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Can a beer improve your deliverability?

No, finding the nearest bar and ordering a nice cold beer will not solve your deliverability...

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Your email reputation also depends on your domain name

Over time, ISPs (Internet Service Providers) and webmails have developed many techniques to detect...

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Deliverability advice: Test the rendering of your emails!

Ask what an HTML coder thinks of email…the response is rarely complimentary! In fact, HTML...

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Deliverability advice: Personalize the sender domain name

Have you ever heard of identity theft? These people will steal someone's identity in order to subscribe to various services...

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Gods doing security check

Deliverability tip: Identity behind a sending domain name

Some folks create a domain name (dedicated to email campaigns) linked to a non-functional, non-existent website. A good...

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Deliverability advice: How to avoid the pitfalls of inactive contacts

To begin, in the world of email, what exactly is an inactive contact? We can define this term as an email address that has not been reactive...

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Flight School Friday: DMARC results in 90% reduction in spam

Alex Stamos, Chief Information Security Officer at Yahoo!, recently testified in front of a US...

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How to monitor the reputation of your IP address

When you send big amount of emails, you have to constantly watch your email reputation...

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Safer Internet Day: How Mailjet helps

Safer Internet Day is today ( We, at Mailjet, want to use this...

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8 lessons learned from Yahoo’s bold move of recycling inactive email addresses

Since Marissa Mayer was appointed CEO, a lot of things have changed at Yahoo.

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