Mailgun is a developer friendly email provider and if you use Mailster you can use them to send your campaigns.

1. Sign Up

First Sign up here and follow the instruction on the screen.

2. Add Your Domain

You must own a domain where you can change the Namespace records which you like to send from.

3. Add DNS Entries

Mailgun requires namespace entries you can find in the next step. Please get in touch with your provider if you have issues with changing this entries.

You can add additional entries for tracking which is optional for Mailster.

Please wait up to 24 hours until Mailgun has recognize your changes. This usually takes less time

Visit the Domains overview and you should see your added domain with an “Active” label in you list:

Now you are ready to send and have to configure the Mailgun Add on for Mailster.

4. Download the free Mailgun add on

Head over to the WordPress repo and download the Mailgun Integration. Alternatively you can do this via your WordPress’s plugin site too. After enabling you find a new delivery option on the Delivery tab in the Mailster settings.

Enter the API Key from step 3 and save your settings. More option should be available.

Sending Domain

Select your domain from the dropdown. Make sure the domain of the email addresses you use as “from” and “reply to” in you campaign is from this domain.

Send Email with

Mailgun has a WEB API and a SMTP API. If possible you should use the WEB API as it’s faster and returns better error messages. If it’s not possible you can go with the SMTP API too. Both offer the same functionality.

Track in Mailgun

Define if mails from Mailster should be tracked in Mailgun. This will wrap all links in Mailgun tracking links so you can use the internal stats from Mailgun.

Tags

You can add a comma separated list of tags you like to attach to each mail which can be found on your Mailgun Dashboard.

Sending via SMTP

If you like to send via SMTP – which is only recommend if you have problems with the WEB API – you need to define a SMPT Login and SMTP Password. Head over to the Mailgun Domain Dashboard and click on your domain. You can find the Login (postmaster by default) here.

Start sending via Mailgun

Now you can go back to Mailster and send a test mail on the settings page. Make sure an email address with the verified domain is used in the from field, the reply-to field as well on the bounce address field.

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