Reliable, secure email delivery for your business applications, alarm systems, copiers, and web forms. No more bounced emails or delivery issues.
Trusted by businesses worldwide
Uptime Guarantee
Technical Support
Email Authentication
Sender Domains Only
Everything your business needs for reliable email delivery
Automatic DKIM signing and SPF records ensure your emails are authenticated and trusted by receiving servers.
Get your own dedicated IP address for maximum deliverability and reputation control.
Monitor delivery rates, bounces, and performance with detailed reporting and analytics.
All email transmissions are secured with TLS encryption for maximum security.
Simple SMTP configuration works with any application, device, or system that sends email.
Get help from our email delivery experts whenever you need assistance.
Smarthost.MX is designed for legitimate business email needs
Security systems, monitoring equipment, and IoT devices that need to send critical alerts and notifications.
Office copiers, multifunction printers, and document scanners that email scanned documents to users.
Contact forms, user registration confirmations, password resets, and transactional emails from your websites.
Server monitoring, backup completion notices, database alerts, and automated system reports.
Smarthost.MX only accepts registered business domains and email addresses. Free email services (Gmail, Yahoo, Hotmail, etc.) are not permitted to ensure service quality and prevent abuse.
Built for businesses that need reliable email delivery
Designed specifically for legitimate business email needs, not bulk marketing or spam.
Our reputation management and authentication ensure your emails reach their destination.
Simple SMTP configuration that works with any device or application in minutes.
Choose the plan that fits your business needs
Get answers to common questions about our SMTP relay service
Have more questions?
Contact Our TeamJoin hundreds of businesses that trust Smarthost.MX for their critical email delivery needs.