Dualog Business Mail - MX and SPF Records Setup

INTRODUCTION

On this page, you will find the technical information required for email deliveries to our Dualog Mail Defence and to your vessels

PRE-REQUISITE

Important: when routing new domains to MailDefence, notify support@dualog.com in advance.

For domain(s) under your management (e.g. fleet.yourdomain.com), apply the following changes.

• SHORE TO SHIP (MX)
  

To route the traffic directed to your domain to Dualog MailDefence, change the MX record of your domain(s) to:

mx1.dualog.com (preference 10)

• SHORE TO SHIP (SPF)
  

In order to allow our servers to send out email with your domain, add the following to the domain's SPF record:

_spf.dualog.com

• DOMAINS UNDER DUALOG.NET

No action will be required