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Viewport Meta Usage Statistics · Download List of All Websites using Viewport Meta

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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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Apache Usage Statistics · Download List of All Websites using Apache

Apache has been the most popular web server on the Internet since April 1996.

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Last technology detected on 3rd March 2020. We know of 13 technologies on this page and 68 technologies removed from summus.es since 15th September 2013. Link to this page.

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