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UsDoku
UsDoku is a competitive multiplayer Sudoku game where players race to solve puzzles faster than their opponents
verified Jul 13, 2026 · HTTP 200
CohortClass of 2026What it is
UsDoku is a competitive multiplayer Sudoku game where players race to solve puzzles faster than their opponents. Blocks change color to reflect ownership, with correct answers earning points and mistakes incurring penalties. Challenge friends in real-time puzzle combat.
HTTP liveness
9 probes since Jun 16Jun 16Jul 13
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 16, 2026First probe — liveAlive · 200 OK
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Pulse Indexobserved activity
442/4 signal families
Liveness40%1.00
Press30%no data
GitHub20%no data
Tranco10%0.40
Weighted observed activity · updated Jul 15
Cohort survival · Class of 2026weekly
550 products launched in 2026 · 100% still active
550 active0 sunset
Still active
100%
Median lifespan
4.9y