hMailServer Smart Host Relay | Pitbull Email Security

hMailServer Smart Host Relay Configuration

04 July 2026 · 330 views · Pitbull Secure Gateway

Pitbull smart host relay setup on Windows hMailServer: step-by-step SMTP relay route and TLS configuration via GUI.

hMailServer is the most popular free mail server for Windows. Its GUI-based management makes relay configuration easy.

Smart Host Settings

In hMailServer Administrator > Settings > Protocols > SMTP > Delivery of e-mail:

Smart host: relay.pitbull.com.tr
Port: 587
Connection security: STARTTLS
Authentication: ✓
Username: tenant@pitbull.com.tr
Password: RELAY_TOKEN

Use the Routes tab to route specific domains through different relays.

Point your DNS MX records to the Pitbull gateway. Inbound traffic is filtered before delivery to hMailServer.

hMailServer + Pitbull delivers enterprise email security on Windows servers.