2026-08-01 crawl · observed, not inferred
Technology used by 1sudoku.com
Just click & Play sudoku online for free on mobile, tablet or computer, with 5 difficulty levels: easy, medium, hard, expert and evil. Also print sudoku for free and discover sudoku variants to play online or printable.
10
technologies detected
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.
Miscellaneous
Programming languages
Web servers
JavaScript frameworks
Security
Font scripts
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Cookie compliance
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