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Email Source: EmailOpen


Known to forward email? no

DMARC Capabilities

Capable of generating DMARC compliant email for others? yes

Capable of signing email with DKIM for others? yes

Capable of sending SPF compliant email for others? yes

Notes on Capabilities

DMARC: Our data indicates EmailOpen supports full DMARC compliance.

DKIM: Contact EmailOpen for DKIM setup.

SPF: All traffic we've observed comes from '' which translates to an SPF inclusion of 'ip4:'. Regardless, be sure to contact EmailOpen to verify the accuracy of this information.


When deploying DMARC, domain owners often find new sources of email.

Domain owners then wonder if the source is capable of sending DMARC compliant email.

This directory contains information on the capabilities of various sources of email.