Email Usage Statistics

Statistics for websites using Email providers

Google Apps for Business
GoDaddy Email
Microsoft Exchange Online
Microsoft Azure DNS
Office 365 Mail
Sendgrid
Hostgator Mail
Mandrill
Rackspace Email Hosting
Zendesk

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Name 10k 100k Million Entire Web
SPF 5,608 42,104 446,713 36,745,701
Google Apps for Business 2,353 17,700 140,282 6,506,369
Microsoft Azure DNS 1,257 7,530 41,161 1,325,567
Microsoft Exchange Online 1,176 7,760 41,753 2,195,344
Office 365 Mail 763 5,413 31,578 1,532,026
Sendgrid 651 2,757 12,169 60,814
Zendesk 430 1,655 9,964 28,648
GoDaddy Email 382 7,905 48,924 34,039,855
Mandrill 363 2,091 20,337 381,920
Amazon SES 289 1,216 6,265 30,962
Mailgun 235 1,127 7,016 70,079
DMARC 234 689 1,556 16,911
ExactTarget Email 225 694 1,409 5,276
Proofpoint 220 865 2,472 19,938
Rackspace Email Hosting 197 1,857 11,674 428,113
Symantec.cloud 188 1,064 6,657 98,016
McAfee SaaS Email 157 1,457 7,022 131,110
MailChimp SPF 142 772 5,974 41,738
Sailthru 134 360 673 4,104
Mimecast 112 655 3,135 42,473

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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.