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.
1
Rackspace Email has better usage coverage in more websites categories. Including Computers Electronics & Technology, Vehicles, Food & Drink, Health and 18 other categories.
2
Cisco Ironport Cloud is leading in Finance and Heavy Industry & Engineering.
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 Japan, Belgium, Austria, Bahrain and 6 other countries.