Email Usage Statistics

Statistics for websites using Email providers

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

Log in or Sign up for Free to see Email Hosting Providers history back another year to April 2015. View plans for historical access back to as early as November 2008.

Name 10k 100k Million Entire Web
SPF 5,382 46,281 346,061 48,129,531
Google Apps for Business 2,306 16,431 113,733 7,912,968
Microsoft Azure DNS 1,543 10,690 50,837 1,810,860
Microsoft Exchange Online 1,378 11,106 64,923 3,484,156
Office 365 Mail 991 8,549 50,874 2,760,244
DMARC 952 4,121 12,640 31,942
Sendgrid 619 3,185 10,344 441,551
Zendesk 475 1,971 5,802 48,281
Mandrill 445 3,147 12,136 559,995
Amazon SES 344 1,585 4,552 50,405
Proofpoint 306 1,321 3,599 34,116
MailChimp SPF 280 2,002 9,012 193,114
Mailgun 270 1,747 6,743 171,255
GoDaddy Email 249 4,613 92,009 37,928,954
Rackspace Email Hosting 198 2,128 18,205 476,702
Symantec.cloud 165 1,071 4,436 107,026
Return Path 160 383 625 644
Mimecast 149 1,118 5,121 73,478
Sailthru 142 388 599 3,102
Salesforce SPF 132 619 1,739 9,549

Log in or Sign up for Free to see double the amount of technologies in this list.

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.