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Website monitoring
Know instantly when a site or endpoint goes down.
Website Monitoring • Simple Setup
The leading uptime monitoring service.
Monitor websites, servers, endpoints, and cron jobs from one dashboard. Get instant alerts before downtime impacts your users.
50 monitors free
20+ integrations
Real-time alerts
Public status pages
Trusted by millions of users and companies worldwide
IBM
GitLab
Mastercard
MIT
Moody’s
Deloitte
All you care about, monitored in one place
Website, response time, DNS, SSL, ports, pings, keywords, and more.
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Response time
Track latency and get alerted on slow performance.
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DNS monitoring
Detect DNS changes before they break your service.
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SSL monitoring
Warnings before certificates expire.
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Cron job monitoring
Heartbeat checks for scheduled background jobs.
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Port & Ping monitoring
Verify critical services and devices stay reachable.
Downtime happens. Get notified!
Send alerts via email, SMS, voice, and team tools.
Email
SMS
Voice call
Slack
Zapier
Telegram
Discord
Microsoft Teams
Webhooks