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.
Varnish Usage Statistics · Download List of All Websites using Varnish
Varnish is a web accelerator / reverse proxy caching server.
Varnish Server
Varnish 4.x Usage Statistics · Download List of All Websites using Varnish 4.x
Varnish version 4.x
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 29th April 2025. We know of 5 technologies on this page and 10 technologies removed from tandem-architecture.be since 1st August 2020. Link to this page.
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