The Email Deliverability Guide | Warmbox Help Center

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The Email Deliverability Guide

The Email Deliverability Guide

How to use this guide?

What are the good practices that improve your deliverability?

Domain Blacklisting

What is a Domain Blacklist and how does it work?

How to get delisted from Domain Blacklist?

IP Blacklisting

What is an IP Blacklist and how does it work?

How to get delisted from IP Blacklist?

What is SpamAssassin and how your Score is calculated?

How to improve my SpamAssassin Score?

What is SPF and why it's important?

How to set up SPF for my domain?

How to set up SPF for Google Workspace?

How to set up SPF for Office 365?

The SPF snippet code list

What is DKIM and why it's important?

How to set up DKIM for my domain?

How to set up DKIM for Google Workspace?

What is DMARC and why it's important?

How to set up DMARC for my domain?

What is Reverse DNS and why it's important?

How to set up Reverse DNS for my server?

What is Domain Age and how does it impact my email deliverability?

List Unsubscribe Header

What is a List-Unsubscribe Header and why it's important?

How to set up List-Unsubscribe Header for my emails?

What is a broken link and why you don't want it in your emails?

What is a short URL and why you shouldn't use it in your emails?