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Email Spoofing
Explanation of how to recognize spoof mail and what can be done to prevent it
How To Setup a DNS SPF (Sender Policy Framework) Record
Sender Policy Framework records, or SPF records are a type of DNS record used to identify which mail servers should be allowed to send email from a certain domain name.
SPF Records - VPS Dedicated
Sender Policy Framework records, or SPF records are a type of DNS record used to identify which mail servers should be allowed to send email from a certain domain name.