How Reverse DNS Lookups Help Prevent Email Spoofing and Strengthen Domain Security
Reverse DNS (rDNS) lookups play a critical role in email security by verifying that the sending IP address of an email matches an expected hostname. This process helps prevent email spoofing, a common tactic used by cybercriminals to impersonate trusted senders and deceive recipients into opening malicious emails. Spoofing attacks exploit the trust associated with…