Restrict your team members to users with email addresses that match your company email domain
Keep your account secure by making sure only members of your organization with the same email domain can be invited to your team.
By default, your account is already configured to white list email domains with the same email address you used to sign up. So for example, if you signed up with email@example.com, you can invite anyone with the email domain @mycompany.com.
To make changes, visit your Admin Settings and scroll down to User Settings. Add or remove email domains that are whitelisted in your account: