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DeadlineCoundown
The easiest way to countdown days left until your big events — The DeadlineCountdown App can be used as storage for all your deadlines
since Jun 11, 2026 · HTTP 404
CohortClass of 2017What it is
The easiest way to countdown days left until your big events — The DeadlineCountdown App can be used as storage for all your deadlines. It helps to track time left until your important events. These important events you create by yourself. Do you want to prepare for the birthday of a relative and do not forget about it? Add an important event and you can see how much time you still have. [Productivity]
HTTP liveness
14 probes since Jun 11Jun 11Jul 13
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 11, 2026First probe — downDead · 404
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Pulse Indexobserved activity
14 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2017weekly
13,497 products launched in 2017 · 100% still active
13,462 active35 sunset
Still active
100%
Median lifespan
4.9y