DKIM Usage Statistics · Download List of All Websites using DKIM
DomainKeys Identified Mail provides a method for validating a domain name identity that is associated with a message through cryptographic authentication.
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.
Unified Layer Usage Statistics · Download List of All Websites using Unified Layer
Unified Layer is a brand owned by EIG, an owner of over 50 hosting providers.
US hosting
Last technology detected on 25th July 2025. We know of 3 technologies on this page and 29 technologies removed from geosupport.ca since 25th May 2013. Link to this page.
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