W3Techs provides information about the usage of various types of technologies on the web.
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Web & Frontend 3Infrastructure & DevOps 2History & Retro Computing 1
Half of the web still runs on Apache's web server, but one third already uses Nginx, and the gap is closing fast. We have a closer look at the detailed statistics and trends.
34.9% of the top 1000 web sites rely on Nginx. That makes it the most trusted web server on high traffic sites, just ahead of Apache.