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Email Source: Topicbox


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: Topicbox supports full DMARC compliance.

DKIM: Contact Topicbox support for DKIM configuration. More information available on:

SPF: Contact Topicbox support for SPF configuration.


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.