I worked for a strategic marketing consultancy & I couldn't tell you the number of times I saw the above properly misconfigured for clients or government tourism entities. Like 90‰ of what I ran into.. luckily for them configuring SPF, DKIM, & DMARC is like the one thing I'm actually good at in this computer career thing
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Did you check SPF, DKIM, DMARC?
I worked for a strategic marketing consultancy & I couldn't tell you the number of times I saw the above properly misconfigured for clients or government tourism entities. Like 90‰ of what I ran into.. luckily for them configuring SPF, DKIM, & DMARC is like the one thing I'm actually good at in this computer career thing
I emailed the sender, and will follow up with this info. Thanks!