However, this is all set to change later this year when Apple fully rolls out iCloud+, allowing you to use any custom domain name of your choice, similar to what’s available on other email services like Google Workspace, Microsoft Office 365, and smaller services like Fastmail. Users who signed up in the iTools/.Mac days and stayed on board all the way through to the iCloud era can receive mail at mac.com, me.com, or, while new users are limited to the domain. In fact, even the older mac.com and me.com domains are only available to those who originally had those addresses. Mac), to the me.com domain of the MobileMe years (2008-2010), and finally to the domain that we all know today, users have never been able to natively use a personalized domain name with the service. Although Apple’s online services have transitioned through several domain names over the years, from the original mac.com domain introduced 20 years ago with iTools (later known as.