Analyst Reports
Find out what renowned analyst firms such as Forrester, Gartner, IDC, and KLAS have to say about Retarus' cloud-based products.
Gartner, How to Secure Machine Email Workflows With SMTP Relays, 1 March 2026, by Franz Hinner, Nikul Patel. D G00851177
Machine email is growing fast and becoming business-critical. Retarus agree with Gartner's warnings that mixing high-volume automated traffic with human email on platforms like Microsoft 365 can trigger throttling and domain blacklisting. We understand that Gartner recommends a specialist provider like Retarus because Retarus helps customers identify which of their workflows need specialist relay infrastructure now.