Security gateway

Proofpoint MX records

Proofpoint is a security gateway. Type any domain below to see if its email runs through Proofpoint.

Provider profile

Proofpoint

Security gateway

Proofpoint MX records end in .pphosted.com, .ppe-hosted.com. Proofpoint is a security gateway.

What is a security gateway?

A security gateway sits in front of the real mailbox to filter spam, phishing, and malware before mail reaches its destination. Inspection alone cannot tell you which mailbox provider sits behind it.

MX hostname patterns

  • ·  .pphosted.com
  • ·  .ppe-hosted.com

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