Email Usage Statistics

Statistics for websites using Email providers

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

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Name 10k 100k Million Entire Web
SPF 5,904 45,130 468,689 38,601,516
Google Apps for Business 2,574 18,536 144,557 6,763,276
Microsoft Azure DNS 1,465 9,317 50,369 1,446,272
Microsoft Exchange Online 1,294 9,657 57,176 2,733,111
Office 365 Mail 856 6,989 40,615 1,981,268
Sendgrid 699 3,106 14,631 353,037
DMARC 645 2,468 6,644 21,012
Mandrill 496 3,056 25,792 470,907
Zendesk 478 1,837 11,671 35,423
GoDaddy Email 425 7,257 97,059 33,205,677
Amazon SES 309 1,413 7,419 34,456
Mailgun 277 1,509 10,652 113,636
Proofpoint 247 1,038 2,804 23,449
MailChimp SPF 241 1,320 10,975 96,017
ExactTarget Email 228 724 1,423 5,459
Rackspace Email Hosting 212 2,183 18,560 418,666
Symantec.cloud 178 1,111 6,925 97,380
Sailthru 141 398 692 6,217
Return Path 139 296 466 245
McAfee SaaS Email 135 1,447 8,836 104,834

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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.