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SPF, DKIM, and DMARC testing
Testing SPF, DKIM, and DMARC

Testing SPF, DKIM, and DMARC

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If you are interested in a step-by-step implementation of SPF, DKIM, and DMARC, there’s a post for that! It’s on this site as well and it will walk you through the entire process. https://www.linuxincluded.com/implementing-spf-dkim-and-dmarc/ Changelog 17Nov2017 – Originally posted 25Mar2018 – Added more SPF tests specifically for lookups Before you jump into testing SPF, DKIM, or DMARC, you need to verify where your authoritative DNS nameservers are. The easiest way to do this is by going to a Linux command…

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No SPF, DKIM, or DMARC = Bad Time
Implementing SPF, DKIM, and DMARC

Implementing SPF, DKIM, and DMARC

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If you made it here, you might not be interested in the why’s of implementing the holy trinity – SPF, DKIM, and DMARC – of anti-email spoofing. However, if you’re still uncertain whether you should or shouldn’t, just do it! With the guide below, you’ll see it isn’t all that difficult and when used together, they provide great benefits like brand protection, reducing a phishing attack vector, less chance of your legitimate marketing emails ending up in spam, etc. It also…

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