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authenticating a domain to support pre-filled forms

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If I understood the documentation ( correctly, if I want to use a form on our website (i.e., I need to create a TXT record for  However, if is an already existing CNAME (used for CDN), is there another option to overcome the CNAME limitation (A CNAME record cannot co-exist with another record for the same name)?

Please advise.  Thank you.

  • cloflyMao Profile Picture
    cloflyMao 25,182 on at
    RE: authenticating a domain to support pre-filled forms

    Hi amxjec,

    I have added TXT and CNAME records generated by Dynamics 365 for Marketing to DNS settings of my domain registrar, and another CNAME record had been already added(

    After I added my root domain in Cloudflare, the TXT record from D365M will be automatically synced to CF settings.




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