Mailjet blog
Deliverability
Everything you need to start building connections that matter.
Deliverability
8 min
Sunset policies in your email program
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Deliverability
9 min
Buying email lists doesn’t guarantee improved results
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Deliverability
12 min
Double opt-in vs. Single opt-in: Which one should you use?
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Deliverability
9 min
Email scrubbing: Why and how to properly clean your email list
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Deliverability
8 min
Email marketing deliverability: Key takeaways from Road to the inbox 2025
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Deliverability
10 min
DKIM setup: How to create, configure, and set up DKIM in 3 easy steps
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Deliverability
7 min
Noreply email address: Best practices for your email strategy
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Deliverability
10 min
Deliverability tips to avoid the spam folder this holiday season
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Deliverability
8 min
Unsubscribe link: Why it’s critical for your email marketing campaigns
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Deliverability
5 min
Email file sizes: How big is too big?
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Deliverability
7 min
What is quishing? The rise of QR code phishing attacks
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Deliverability
19 min
What is phishing?
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Deliverability
13 min
What is DMARC and how does it work
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Marketing
6 min
Why choose DKIM 2048 over 1024?
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Deliverability
8 min
What is the return-path email header and why do you need to customize it?
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Deliverability
7 min
All you need to know about transactional email
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Deliverability
7 min
How can email marketers increase brand trust in a cluttered inbox?
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Deliverability
9 min
What is the Gmail automated unsubscribe feature?
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Deliverability
8 min
Email authentication: What you need to know about DMARC, SPF, DKIM, and BIMI
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Deliverability
6 min
Understanding new sender requirements: A fireside chat with Yahoo & Google
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Deliverability
7 min
Email headers: What are they and how to read them
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Deliverability
10 min
Breaking down a DMARC record: What it is and how it looks like
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Deliverability
10 min
Why email deliverability issues will ruin the customer experience
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Deliverability
6 min
Gmail and Yahoo’s 2024 inbox protections and what they mean for your email program
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