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For our business domain we use https://dmarc.postmarkapp.com/ https://dmarc.postmarkapp.com/ They have good help pages on DMARC and SPF settings https://postmar

by mtmail 5y ago

For our business domain we use https://dmarc.postmarkapp.com/ https://dmarc.postmarkapp.com/ They have good help pages on DMARC and SPF settings https://postmarkapp.com/guides/dmarc https://postmarkapp.com/guides/dmarc but still the target audience is developers.