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Introduction

This will be the final installment in this NSLOOKUP Primer series. Last time, I talked about MX & SPF TXT records here, but I didn’t touch on DMARC & DKIM TXT records which are also highly encouraged to help add additional layers of security to your email domain.

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In my last nslookup blog, I talked about some basic DNS troubleshooting. If you missed it, here’s the link. This time, I wanted to dive in to how I use nslookup for email info gathering and troubleshooting.

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