Never Find Out From Visitors Again.
We check your URLs around the clock and email you the minute one fails — and when it recovers.
Free: 3 URLs · 5-min checks · email alerts.
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How it works
Add any public URL. Free checks run every 5 minutes; Pro every minute. Any status change — online→issues, issues→unreachable, or recovery — triggers one email. No daily digests, no spam: only transitions.
One-off check instead? Homepage checker → · Live incidents: outage board →