Market Share by Top Websites

1 Rackspace Email is leading in Top 1M Sites and The Entire Web.

2 Cisco Ironport Cloud is leading in Top 10K Sites and Top 100K Sites.

Websites Categories

1 Rackspace Email has better usage coverage in more websites categories. Including Computers Electronics & Technology, Vehicles, Business & Consumer Services, Food & Drink and 18 other categories.

2 Cisco Ironport Cloud is leading in Finance and Heavy Industry & Engineering.

Geography

1 Rackspace Email is leading in most countries, including United States, United Kingdom, Canada, India and 145 other countries.

2 Cisco Ironport Cloud is leading in Belgium, Austria, Bahrain, Andorra and 4 other countries.