Email Usage Statistics

Statistics for websites using Email providers

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Name 10k 100k Million Entire Web
SPF 4,841 37,137 282,825 32,652,006
Google Apps for Business 1,919 13,491 99,855 5,642,079
Microsoft Exchange Online 707 4,793 24,259 793,941
Sendgrid 477 2,018 5,151 28,025
Google Postini Services 438 2,049 7,689 151,338
GoDaddy Email 299 5,072 104,139 30,093,293
Symantec.cloud 231 1,137 4,223 92,995
Amazon SES 223 927 2,375 17,739
Rackspace Email Hosting 210 2,111 16,705 399,117
ExactTarget Email 184 577 1,059 1,703
Sailthru 138 400 532 838
Mandrill 127 840 2,866 42,421
McAfee SaaS Email 118 1,558 9,634 111,753
Proofpoint 104 440 1,157 10,066
Zendesk 104 429 1,088 6,775
Mailgun 79 483 1,789 17,967
Dyn 67 328 1,047 24,601
Second Street 66 155 239 521
Campaign Monitor 65 401 1,828 24,327
Epsilon 62 179 285 118

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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.