Documentation

Get protected in 15 minutes — MX record changes, routing setup.

A message's path through the system: SMTP, anti-spam, antivirus, rules, delivery.

MXGuard on your own server — installs with one command.

Adding domains, verification, managing multiple domains.

Configuring the delivery target server, backup MX, IP whitelist.

Recommended DNS settings to protect against sender spoofing.

Viewing held messages, releasing them, configuring notifications.

Creating rules by sender, recipient, subject, and other criteria.

Exchange, Microsoft 365, Google Workspace, Yandex Mail, LDAP/AD.

A REST API for integrating with external systems and automation.