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Proweblook
A real-time validation tool that checks whether phone numbers are registered in the WhatsApp database and verifies email addresses without sending messages
verified Jul 13, 2026 · HTTP 200
CohortClass of 2026What it is
A real-time validation tool that checks whether phone numbers are registered in the WhatsApp database and verifies email addresses without sending messages. Designed for marketers and developers who need instant contact verification.
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
9 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2026weekly
550 products launched in 2026 · 100% still active
550 active0 sunset
Still active
100%
Median lifespan
4.9y