W3Techs.com - Proofpoint Blog https://w3techs.com/ 2002-05-06T00:00:00Z <p>Market share of <a href="https://w3techs.com/technologies/cross/email_server/ranking">email server providers among the top 1000 sites</a>:<br> 1. <a href="https://w3techs.com/technologies/details/em-gmail">Google</a><br> 2. <a href="https://w3techs.com/technologies/details/em-microsoft">Microsoft</a><br> 3. <a href="https://w3techs.com/technologies/details/em-proofpoint">Proofpoint</a><br> 4. <a href="https://w3techs.com/technologies/details/em-tencent">Tencent</a><br> 5. <a href="https://w3techs.com/technologies/details/em-amazon">Amazon</a></p> https://w3techs.com/blog/entry/fact_20200608 https://w3techs.com/blog/entry/fact_20200608 2020-06-08T00:00:00Z Sam Soltano