Get help with Office 365 domains

Use these resources to get started using your own domain for email, websites, and accounts in Office 365.

Top tasks for admins

Add your users and domain to Office 365

Find and fix issues after adding your domain or DNS records

Quickly add a GoDaddy domain to Office 365

Learn about your initial onmicrosoft domain

Remove a domain

Topics by category

Understand domains

To have a personalized business email address, you set up a domain name with Office 365.

• Video: Set up your domain

• Intro to domains and DNS (Video: Domains and DNS basics)

• Learn about your initial onmicrosoft domain

• How adding a domain or changing DNS records affects current email

• How DNS management works in Office 365

• Read the Office 365 service description for domains (technical specs on TechNet)

Get started

• Verify your domain (prove you own the domain)

• Gather the information you need to create Office 365 DNS records

• Find your domain's registrar or learn how to Buy a domain name

• Set up a pilot with your custom domain for a few people in your company

• Quickly add a GoDaddy domain to Office 365

• Get step-by-step help to add the required DNS records for Office 365 services

• How to prepare a non-routable domain (such as .local domain) for directory synchronization

Find help for your domain registrar or DNS host

Find your domain registrar or DNS hosting provider

Create DNS records   

Get step-by-step instructions about how to create DNS records for Office 365, including the MX record required for mail routing.

• Create DNS records at GoDaddy for Office 365

• Create DNS records at 1&1 Internet for Office 365

• Create DNS records at Network Solutions for Office 365

• Help for many more popular providers: Create DNS records for Office 365 when you manage your DNS records

Change nameservers to Office 365   

If you want Office 365 to set up your domain for you, you can change your domain's nameservers to point to Office 365 so we can set up the services for you.

• Change nameservers to set up Office 365 with 1&1 Internet

• Change nameservers to set up Office 365 with Network Solutions

• Quickly add a GoDaddy domain to Office 365

• Help for many more popular domain registrars: Change nameservers to Office 365 so records are set up for you

Make changes

• Find and fix issues after changing your domain name or DNS records

• Add or edit custom DNS records in Office 365

• Add custom subdomains or multiple domains in Office 365

• Change how Office 365 manages DNS for your domain

• Limitation: Team sites cannot be renamed to use a custom domain

• Remove a domain

• Use your domain to integrate with on-premises email, for example, using directory services

• More questions? Call support or open a support ticket

More videos

• Set up a GoDaddy domain in Office 365

• Step-by-steps for adding DNS records at popular domain registrars, like eNom (on YouTube)