Email Usage Statistics

Statistics for websites using Email providers

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Name 10k 100k Million Entire Web
SPF 4,844 38,091 282,851 29,329,108
Google Apps for Business 2,029 13,600 97,964 5,732,075
Microsoft Exchange Online 865 5,821 30,787 1,014,190
Microsoft Azure DNS 821 4,995 21,655 1,415,767
Sendgrid 539 2,276 6,342 33,663
GoDaddy Email 327 5,089 101,001 30,258,776
Google Postini Services 248 1,223 4,328 104,558
Zendesk 247 1,049 2,902 6,948
Amazon SES 242 1,068 2,808 21,378
Rackspace Email Hosting 204 2,052 16,159 405,318
ExactTarget Email 193 586 1,033 1,817
Symantec.cloud 189 1,051 3,990 93,416
Mandrill 186 1,255 4,745 57,921
Proofpoint 157 588 1,436 11,430
McAfee SaaS Email 131 1,562 9,588 125,575
Sailthru 126 365 538 920
Mailgun 114 762 2,692 28,030
Dyn 75 362 1,091 25,108
MailChimp SPF 75 411 1,446 11,871
Postmark 74 334 1,084 12,350

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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.