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PowerMTA is an enterprise-class email delivery application that's deployed by many of email service providers (ESPs)[citation needed]. The software is capable of delivering millions of emails per hour. Developed by Port25 Solutions, Inc., PowerMTA was first released in 1999.[1] Designed for commercial mail senders,[2] PowerMTA counts GoDaddy, NYTimes and Living Social as clients.

The downloadable software is supported on Microsoft Windows, Linux and Oracle Solaris operating environments.[3]

External links[edit]


  1. ^ "Port25 Solutions". VentureBeat. Retrieved 2013-06-02. 
  2. ^ "E-Mail-Authentication Problems Spawn New Apps?". InformationWeek. Retrieved 2013-06-03. 
  3. ^ "What Is PowerMTA?". Hackers Garage. Retrieved 2013-05-20.