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PTR / rDNS match #15

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opened 2026-04-16 20:54:12 -05:00 by blakeridgway · 0 comments
blakeridgway commented 2026-04-16 20:54:12 -05:00
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Implement a PTR (reverse DNS) record check to verify that a domain's rDNS entry correctly matches its forward DNS A/AAAA record, enabling validation of proper mail server configuration and reducing the risk of emails being flagged as spam.

Implement a PTR (reverse DNS) record check to verify that a domain's rDNS entry correctly matches its forward DNS A/AAAA record, enabling validation of proper mail server configuration and reducing the risk of emails being flagged as spam.
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Reference: ArclineIT/audit#15
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