How to Set Up Domain Authentication in SendGrid
- George Apostolov
How to Set Up Domain Authentication in SendGrid: step-by-step guide
On SendGrid's main dashboard, head over to the left-side panel and click 'Settings'.
Select 'Sender Authentication' from the list of options.
After that, go to the Authenticate Your Domain section and click 'Get Started'.
Choose your DNS (Domain Name Server) Host from the available options and confirm if you prefer to rewrite the tracking links using your custom domain. Once done, click 'Next'.
Enter your domain into the input field under 'Domain You Send From' and configure the corresponding Advanced Settings based on your preferences. Subsequently, tap 'Next' to proceed.
Review the DNS records displayed on your computer screen. One by one, copy and add them to the DNS section of your chosen host.
Finally, confirm that the required records have been added and then tap 'Verify' afterwards.
Quick answer: To set up domain authentication, navigate to Settings in SendGrid, select Sender Authentication, and click Get Started under Authenticate Your Domain. Choose your DNS host, configure tracking link preferences, enter your domain name, review the DNS records, add them to your host, and click Verify.
About this SendGrid tutorial
Configure domain authentication in SendGrid by selecting Sender Authentication, entering your domain, and adding the required DNS records to your host. This guide shows how to set Up Domain Authentication in SendGrid in 7 steps, starting with "On SendGrid's main dashboard, head over to the left-side panel and click 'Settings'" and finishing with "Finally, confirm that the required records have been added and then tap 'Verify' afterw...". The interactive demo above is a click-through copy of the real SendGrid interface, so you can rehearse each step before doing it in your own account.
Frequently asked questions
How many steps does it take to set Up Domain Authentication in SendGrid?
7 steps. Each one is listed in order above, and the demo highlights exactly where to click.
Can I try it without changing my own account?
Yes. Clicking through the demo doesn't touch your SendGrid data or settings. Once you know the flow, repeat it in your own workspace.
This tutorial is filed under SendGrid. Related guides: How to setup sendgrid, How to Test Spam Scores in SendGrid and How to Use Basic Variables in SendGrid. Last reviewed 05 Oct 2026.
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