SPF

To authorize HDE One to send emails on your behalf you will have to include it in your SPF record. The SPF record mechanism used by HDE One is shown below.

include:your-domain.hdemail.jp

You will have to replace the "your-domain" above with the actual value in your Connection Settings File.

DKIM

For more information on enabling DKIM please contact HDE One support.

Create a free OnDMARC account to test your configuration.

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