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SPF Usage Statistics · Download List of All Websites using SPF

The Sender Policy Framework is an open standard specifying a technical method to prevent sender address forgery.

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Sender ID Usage Statistics · Download List of All Websites using Sender ID

Sender ID is an anti-spoofing email framework heavily based on SPF.

Profile Details

Last technology detected on 21st April 2025. We know of 6 technologies on this page and 20 technologies removed from porsche924.com since 19th July 2016. Link to this page.

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