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Growth Everywhere - How StumbleUpon Catapulted To Over 35M Users
An educational resource documenting the strategic decisions and growth hacking techniques that enabled StumbleUpon to achieve explosive user acquisition to over 35 million users
since Jun 16, 2026 · HTTP 404
CohortClass of 2016What it is
An educational resource documenting the strategic decisions and growth hacking techniques that enabled StumbleUpon to achieve explosive user acquisition to over 35 million users. Focuses on marketing strategies and product-led growth insights for scaling digital platforms.
HTTP liveness
9 probes since Jun 16Jun 16Jul 12
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 16, 2026First probe — downDead · 404
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Pulse Indexobserved activity
9 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