Email Provider Verification Guide

Gmail is Google's email service, covering both free consumer mailboxes on gmail.com and paid Google Workspace mailboxes on customer owned domains. Both sit behind the …

Outlook.com is Microsoft's consumer email service, and it carries the legacy Hotmail, Live and MSN domains alongside the modern outlook.com brand. Microsoft 365 is the …

Yahoo Mail is one of the oldest consumer webmail services still in wide use, and it remains a significant share of consumer email lists, particularly …

iCloud Mail is Apple's email service, bundled with every Apple ID and used heavily by consumers on iPhone, iPad and Mac. It carries three generations …

Proton Mail is a privacy focused email service operated from Switzerland, built around end to end encryption and a strong stance against data collection. It …

Zoho Mail is the email arm of Zoho's business software suite, and it is overwhelmingly used by companies rather than individuals. Most Zoho mailboxes sit …

Yandex Mail is the email service of Yandex, the largest search and internet company in Russia, and it is one of the dominant consumer mail …

AOL Mail is one of the oldest consumer email brands still operating, and although its heyday is long past, aol.com addresses persist in enormous numbers …

Mimecast is a cloud email security gateway used by enterprises, universities, healthcare groups and government bodies to filter inbound mail before it reaches the real …

Proofpoint is an enterprise email security platform that large organisations put in front of their mailbox servers to filter inbound mail. A company using Proofpoint …

Fastmail is an independent, paid email provider based in Australia, popular with privacy-minded individuals, developers and small businesses that do not want their mail hosted …

GoDaddy is one of the largest domain registrars and shared hosting companies in the world, and enormous numbers of small businesses take their email from …

IONOS, formerly 1&1, is a large European hosting company and registrar with a very heavy presence in Germany, Austria, Spain, France and the United Kingdom. …

Titan is a business email platform built for small businesses, freelancers and creators, and it is most often encountered as the mailbox product bundled or …

Rackspace Email is a long established hosted business mail platform, widely used by small and mid sized companies that wanted professional email on their own …

GMX is a free consumer email provider with a very large user base in Germany and the wider German speaking region, and a smaller international …

Self-hosted mail servers are the mail systems a company runs itself, most commonly Postfix, Exim, Zimbra, or an on-premises Microsoft Exchange deployment. Unlike a hosted …

Hostinger provides shared web hosting with mailboxes attached to customer domains, so the addresses you meet are almost always on someone's own domain rather than …

Private Email is Namecheap's hosted mailbox product, sold alongside domain registration and shared hosting. Because it is bundled with a domain purchase, it is extremely …

Bluehost is a long-established shared web host whose plans bundle mailboxes on the customer's own domain, usually managed through a cPanel-style control panel. Its customer …

Comcast Xfinity Mail is the mailbox service bundled with Comcast's residential internet in the United States, covering comcast.net and xfinity.com addresses. It is a classic …

Mail.ru is one of the largest free webmail providers in the Russian-speaking world, serving mail.ru along with the inbox.ru, bk.ru, and list.ru domains from the …

Tuta, formerly Tutanota, is a German encrypted email provider built around end-to-end encryption and data minimisation. It serves the tutanota.com, tuta.io, and tutamail.com domains, along …