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Kuoll JavaScript Tracer
See how your users crashed your web application — Kuoll JavaScript Tracer is a remote debugging tracer for JavaScript web applications
last checked Jul 14, 2026 · HTTP 403
CohortClass of 2016What it is
See how your users crashed your web application — Kuoll JavaScript Tracer is a remote debugging tracer for JavaScript web applications. Kuoll script wraps pages of your web application into an interaction listener. To enable you authentically replay UI, network, Javacript and user events in your own web browser. [Developer Tools, Tech]
HTTP liveness
11 probes since Jun 16Jun 16Jul 14
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jul 14, 2026Probe inconclusiveCloudflare block
- Jun 16, 2026First probe — liveAlive · 200 OK
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Pulse Indexobserved activity
11 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2016weekly
13,657 products launched in 2016 · 100% still active
13,633 active24 sunset
Still active
100%
Median lifespan
4.9y