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.
Apache Usage Statistics · Download List of All Websites using Apache
Apache has been the most popular web server on the Internet since April 1996.
Last technology detected on 30th June 2020. We know of 2 technologies on this page and 15 technologies removed from urlr.be since 15th September 2013. Link to this page.
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