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Citadela
Citadela is a web app designed to help travelers quickly access and organize key information for their journeys
since Jun 16, 2026 · HTTP 404
CohortClass of 2016What it is
Citadela is a web app designed to help travelers quickly access and organize key information for their journeys. It streamlines travel planning by aggregating essential details needed before and during trips.
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
Moat
Data moat
weak
weak · 0.80 confidence
Text classification · Jul 2026
Discussion 0 comments
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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