Email Usage Statistics

Statistics for websites using Email providers

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Name 10k 100k Million Entire Web
SPF 5,214 42,517 330,808 38,050,575
Google Apps for Business 2,261 15,253 109,547 6,909,781
Microsoft Azure DNS 996 6,052 27,926 931,954
Microsoft Exchange Online 946 6,662 37,520 1,542,172
Sendgrid 566 2,480 7,374 48,866
GoDaddy Email 352 6,282 110,322 38,555,382
Zendesk 265 1,182 3,369 11,444
Mandrill 241 1,582 6,811 109,497
Amazon SES 238 1,178 3,524 29,184
ExactTarget Email 230 739 1,592 2,274
Rackspace Email Hosting 199 2,196 17,279 492,077
Proofpoint 188 692 1,901 18,321
Google Postini Services 188 905 3,243 90,805
Symantec.cloud 180 1,075 4,388 111,237
McAfee SaaS Email 149 1,629 10,261 152,714
Mailgun 145 865 3,414 51,060
Sailthru 136 367 567 1,916
Mimecast 91 525 2,213 37,451
MailChimp SPF 79 566 2,166 22,101
Postmark 77 377 1,271 16,516

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Email hosting providers are calculated from mail exchange information. The email hosting provider can provide varying levels of functionality, from full end-to-end email functionality to security and protection functionality, acting as a mail proxy that delivers the valid and safe emails to the actual email exchange. The links off of the various email technologies we track explain the functionality the services provide.