Email Usage Statistics

Statistics for websites using Email providers

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Name 10k 100k Million Entire Web
SPF 5,281 41,623 324,723 38,050,575
Google Apps for Business 2,258 14,785 107,872 6,909,781
Microsoft Azure DNS 952 5,534 25,535 931,954
Microsoft Exchange Online 944 6,258 35,063 1,542,172
Sendgrid 579 2,416 7,012 48,866
GoDaddy Email 328 6,126 110,443 38,555,382
Amazon SES 279 1,149 3,231 29,184
Zendesk 259 1,155 3,307 11,444
Google Postini Services 250 1,073 4,048 90,805
ExactTarget Email 226 715 1,523 2,274
Mandrill 211 1,452 6,120 109,497
Symantec.cloud 205 1,095 4,359 111,237
Rackspace Email Hosting 202 2,145 17,201 492,077
Proofpoint 172 638 1,652 18,321
McAfee SaaS Email 151 1,668 10,111 152,714
Mailgun 139 848 3,172 51,060
Sailthru 132 365 553 1,916
Second Street 78 165 256 661
MailChimp SPF 77 505 1,903 22,101
Mimecast 77 469 2,031 37,451

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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.