Office Support / Office 365 Admin / Domains

Find and fix issues after adding your domain or DNS records in Office 365

Setting up your domain to work with Office 365 can be challenging. The DNS system is nitpicky to work with, and the DNS setup for your domain affects important business activities, like email! But we can help you fix issues with your domain's DNS setup. The domains troubleshooter will show you any records that need fixing, and exactly how to fix them. Just want someone to help you? See support options.

Note    Got your DNS set up correctly, but mail doesn't work in Outlook on your desktop? Fix Outlook problems

If you’ve run into problems after adding your domain, start by making sure that the DNS records for your custom domain are set up correctly by checking the domain in your account in Office 365:

  1. Sign in to Office 365 with your work or school account.

  2. Go the Manage domains page.

    O365_Manage domains_Fix issues
  3. Choose the domain that you're working with, and then, on the right side, choose Find and fix issues. If any DNS records are set up incorrectly for Office 365, the domains troubleshooter will identify them and show you the correct entries you should use.

    O365_ManageDomains_FixIssues O365_ManageDomains_FixIssues_Popup

If you've fixed any DNS issues and you're still having trouble, try one of the following.

Still need help?

Get help from the Office 365 community forums Admins: Sign in and create a service request Admins: Call Support

Applies To: Office 365 Admin, Office 365 Small Business Admin

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