MX and SPF records for Dualog Mail Defence

• INTRODUCTION

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

• ROUTE YOUR DOMAIN TO DUALOG MAILDEFENCE

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 traffic routing - MX records

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)

Ship to shore traffic routing - SPF records

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

For domain(s) hosted under dualog.net

No action will be required