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MailboxValidator Email Validation Services
We Clean Your Email List
verified Jul 13, 2026 · HTTP 200
CohortClass of 2017What it is
We Clean Your Email List. Reduces bounce rate and costs. — MailboxValidator Email Validation Service is an easy to use email list cleaning service. It checks for the mailbox existence which will reduce bounce rate & increases conversion rate. You can upload your email list in a CSV format and just wait for the results, or integrate with the MailboxValidator API. Free 300 API credits given every month. [API, Email Marketing, Developer Tools]
HTTP liveness
12 probes since Jun 12Jun 12Jul 13
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 12, 2026First probe — liveAlive · 200 OK
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Pulse Indexobserved activity
452/4 signal families
Liveness40%1.00
Press30%no data
GitHub20%no data
Tranco10%0.46
Weighted observed activity · updated Jul 15
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