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.
ClouDNS Usage Statistics · Download List of All Websites using ClouDNS
Free cloud DNS resolution service.
Last technology detected on 3rd March 2020. We know of 2 technologies on this page and 1 technologies removed from varennes.net since 6th January 2019. Link to this page.
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