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Email Source: AuthSMTP


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: AuthSMTP supports full DMARC compliance.

DKIM: Contact AuthSMTP support for DKIM configuration. For more information visit:

SPF: Add '' to your SPF record. For more information visit:


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.