DMARC Wizard

Enter your domain to analyze your DMARC record or create a DMARC policy for your domain.


Enter your domain name:


Create DMARC Policy: Required Fields



Indicates the policy to be enacted by the Receiver at the request of the Domain Owner. Policy applies to the domain queried and to subdomains, unless subdomain policy is explicitly described.

Optional Fields


Addresses to which aggregate feedback is to be sent. This may be a comma-separated set of addresses.


Addresses to which message-specific failure information is to be reported. This may be a comma separated set of addresses.


0   1   d   s

Provides requested options for generation of failure reports. Default is 0.


Indicates whether strict or relaxed DKIM Identifier Alignment mode is required by the Domain Owner. Default is Relaxed.


Indicates whether strict or relaxed SPF Identifier Alignment mode is required by the Domain Owner. Default is Relaxed.


afrf   iodef

The value of this tag is a list of one or more report formats as requested by the Domain Owner to be used when a message fails both SPF and DKIM tests to report details of the individual failure. Default is "afrf".


Percentage of messages from the Domain Owner's mail stream to which the DMARC policy is to be applied. Default is 100.


Requested interval in seconds between aggregate reports. Default is 86400.


Indicates the policy to be enacted by the Receiver at the request of the Domain Owner. It applies only to subdomains of the domain queried and not to the domain itself.




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VP of Industry Relations at SendGrid

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Resources for #SeriousSenders


Validation 101: What is it and why should I care?

We’ve partnered with the inimitable Lauren Meyer, Mailjet’s global VP of delivery & head of operations, North America, to bring you a series of blogs about validation, one of the most misunderstood yet incredibly powerful tools in an email marketer’s toolbox. We’ll start with the basics. What is List Validation? In short, list validation can […]

How has DMARC adoption evolved since 2018? It’s…complicated.

Guess who’s back, back again? It’s Matthew Vernhout, director of privacy at 250ok, with an all-new DMARC report for 2019! Tell a friend. Yes, this year we’re looking at how DMARC adoption rates fluctuated between our first glance at them in 2018 for a number of industries as well as taking a peek at different […]

Email Mythbusters: If my list is opt-in, I should get zero complaints.

At this point, we sound like a broken record but we’re 250ok with that. We think confirmed opt-in, or double opt-in, practice is the most basic standard for marketers to implement. If you’re asking someone to take an action to confirm their interest, and they do it, you can be relatively sure they’re in this […]




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