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Why do exposed DNS records matter? Typically just the records of email settings (MX) and the main web address IP (@/www - A) are visible. Others are hidden and for good reason, they show services used internally and by certain clients. Imagine if anyone knew what the address of your VPN, webmail, document store and client extranet was? They can start attacking, looking for flaws or simply phish their way through. Zone transfer is not the only flaw at DNS Exit…
Zone transfer of themselves. If they can’t even secure themselves how can they be expected to secure clients?