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.
DMARC Usage Statistics · Download List of All Websites using DMARC
A technical specification created by a group of organizations that want to help reduce the potential for email-based abuse
Last technology detected on 16th June 2020. We know of 2 technologies on this page and 41 technologies removed from nitrox.pl since 19th March 2013. Link to this page.
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