OnDMARC

Don't panic if you get a warning from Microsoft 365 when using Dynamic SPF - read on to learn why it happens.

I get a warning from Microsoft 365 when using Dynamic SPF

If you have a CAA record on your domain, you will need to allow our CA to issue certificates on your behalf when you use Dynamic MTA-STS

Information on the benefits of Dynamic SPF and how it actually works.

OnDMARC's Dynamic Services solution removes the headache and risk that comes from managing DMARC, SPF & DKIM via DNS

Adding mechanisms to Dynamic SPF and converting your current SPF record to Dynamic SPF

The problem of SPF record flattening and the the solution that OnDMARC offers.

What is the Dynamic SPF feature provided by OnDMARC?

Here is how to remove or delete Dynamic SPF from the OnDMARC portal.

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