PowerMTA is an “enterprise” grade infrastructure application for email built to address the challenges of critical digital messaging environments and customer communications. PowerMTA™ is (advanced smtp software) providing unsurpassed reliability and delivery execution, with granular connection controls. Offering superior message throughput, simplified set up and configuration, and visibility through real-time reporting and tracking, PowerMTA™ pays dividends immediately. It is built on advanced multi-threaded persistent architecture—for messaging breakthrough that delivers unsurpassed resilience and performance. Mailbox providers are imposing new requirements on senders, such as authentication, connection policies, rate limiting, accurate bounce handling and active complaint management. Popular email servers such as Postfix, Qmail, or Exchange are well fitted for general purpose use, but come up short on many of the new deliverability requirements. PowerMTA from Port25 is industrial-strength software for high-volume email delivery. Designed for performance, deliverability and manageability, PowerMTA is able to consistently deliver millions of emails per hour. With it’s extensive configuration capabilities and VirtualMTA technology it provides granular control of sources, sending IPs, and domain policies. The key cog in the email messaging delivery process, PowerMTA™ is compatible with any SMTP-compliant email application. Tighter integration capabilities are also available through our various APIs, allowing customers to leverage their current front end infrastructure investments to maximize ROI. PowerMTA presents an original set of capabilities to effortlessly execute large quantities of email efficiently in addition to assisting you in reaching optimum delivery to the inbox. When evaluating PowerMTA, you’ll quickly experience its extensive and one-of-a-kind feature set and discover why nearly 70% of ESPs deploy PowerMTA.