Issue with DNS and e-mail - Cloudflare

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We have been using Amazon SES for email delivery for some time. Now, with the new Google/Yahoo policies, I am modifying some settings.

One of them is the custom MAIL FROM domain, which requires me to add some entries in the DNS.

I have the DNS hosted on Cloudflare.

What am I doing wrong? It indicates that it cannot validate the information, meaning that the DNS elements are not properly configured.

This is from Amazon

This is from Cloudflare

sunco
asked 3 months ago131 views
1 Answer
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Are you asking about the problem where the triangles are marked?

I don't think those two records are what AWS tells you to set.

Therefore, it is difficult to solve the problem, but as a hint, the MX record may not be pointed to the A record, or the A record may not have been defined.

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shibata
answered 3 months ago
  • No. AWS is asking me to add some entries to the DNS. I've already done it but it keeps telling me it can't find them

  • I need help understanding the problem correctly.

    AWS has instructed you to create the two records in the image below. Right?

    Enter image description here

    The problem is that you have to look at two records instructed by AWS?

    For example, do you mean you cannot get "feedback-smtp.us-west-2.amazonses.com" by running the command below?

    dig boletin.<YOUR DOMAIN> mx
    

    I thought there was a problem with the following two records, but that has nothing to do with your question?

    Enter image description here

  • This is what dig command returns

    boletin.<DOMAIN>. 286 IN MX 10 feedback-smtp.us-west-2.amazonses.com. boletin.<DOMAIN>. 286 IN MX 10 _dc-mx.b70103544e29.boletin.<DOMAIN>.

    Don't know where that second line is. Can't see it in Cloudflare Dns and Route 53

    Amazon didn't tell me what the exact error is

  • I see that the reason for not passing the AWS verification is that two MX records are set for boletin.<DOMAIN>.

    To successfully set up a custom MAIL FROM domain with Amazon SES, you must publish exactly one MX record to the DNS server of your MAIL FROM domain. If the MAIL FROM domain has multiple MX records, the custom MAIL FROM setup with Amazon SES will fail.

    https://docs.aws.amazon.com/ses/latest/dg/mail-from.html#mail-from-set

  • Thanks for that. I already deleted the other MX and now need to wait

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