2026-08-01 crawl · observed, not inferred
Technology used by efset.org
Test your English with the EF Standard English Test (EF SET), the first free, online standardized English test built to rigorous academic requirements, and as reliable as fee-based exams.
13
technologies detected
ef set
company
10001+
employees
education management
industry
switzerland
location
Recent changes
Full detected stack
Everything detected on this domain in the latest monthly crawl, grouped by what it does. ↩ marks when we first observed it — no later than that date, not necessarily when they adopted it. Faded dates were seen in fewer than four crawls.
JavaScript frameworks
Programming languages
UI frameworks
Webmail
Security
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