Uptime monitoring that just works

Monitor your websites, APIs, and services with comprehensive DNS, TLS, and domain checks. Fully open source.
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Instant Alerts

Get notified immediately when your website becomes unavailable. Multiple notification channels supported.

Comprehensive Checks

Built-in DNS, TLS certificate, and domain expiration monitoring. Never miss a renewal again.

Fully Open Source

Self-host with confidence. Inspect the code, contribute features, and maintain full control of your data.

Everything you need for reliable monitoring

Up provides comprehensive monitoring capabilities with a focus on simplicity and reliability.

Multi-region monitoring

Check your services from multiple geographic locations to ensure global availability.

1-minute intervals

High-frequency monitoring ensures you know about issues before your users do.

HTTP & TCP monitoring

Monitor websites, APIs, databases, and any TCP service with customizable checks.

SSL/TLS monitoring

Track certificate expiration dates and get alerts before they expire.

Start monitoring in seconds

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