A rich hosted Exchange environment for every user without having to manage a server.
http://www.microsoft.com/exchange/en-us/exchange-online-hosted-email.aspx
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Get access to data on 16,795,527 websites Microsoft Exchange Online Customers. We know of 12,896,494 live websites using Microsoft Exchange Online and an additional 3,899,033 sites that used Microsoft Exchange Online historically and 2,398,524 websites in the United States.
Microsoft Exchange Online websites that are also using other technologies.
Get a list of 16,795,527 websites using Microsoft Exchange Online which includes location information, hosting data, contact details, 12,896,494 currently live websites and an additional 2,042,050 domains that redirect to sites in this list. 3,899,033 sites that used this technology previouslyand 2,398,524 websites in the United States currently using Microsoft Exchange Online.
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