The world's leading
uptime monitoring service.
Get 50 monitors with 5-minute checks totally FREE.
Start monitoring in 30 secondsAll you really care about
monitored in one place.
Website monitoring
Be the first to know that your website is down! Reliable monitoring warns you before any significant trouble and saves you money.
SSL monitoring
Don't lose visitors because of an expired SSL certificate. Get notified 30, 14 and 7 days before expiration.
Domain expiration monitoring
Keep your online presence secure and avoid any potential damage by monitoring your domain's expiration date.
Cron job monitoring
Also known as heartbeat monitoring. Monitor recurring background jobs or intranet devices connected to the internet.
Port monitoring
Is the email service still UP? How about the critical database server? Let's check! Monitor any specific service running on any port.
Ping monitoring
Leverage one of the most used tools administrators use to check the availability of network devices.
Keyword monitoring
Use keyword monitoring to check presence or absence of specific text in the request's response body (typically HTML or JSON).
Advanced features for advanced users.
Share incident updates
Send status updates via email to your Status page subscribers.
White-labeled Status pages
Customize colors, add your logo or even link your custom domain.
Response time monitoring
See your response times in a chart to reveal performance hiccups.
Maintenance windows
Set up maintenance windows to prevent alarms during planned maintenance.
Custom HTTP requests
Need to set an advanced HTTP header? We've got you covered!
Multi-location checks
We verify incidents from multiple locations to prevent false-positives.
Downtime happens.
Get notified!
Downtime happens even to the best of us. But it’s important to know it before customers are affected!
SMS
Voice call
Slack
Zapier
Telegram
Webhooks
Discord
Microsoft Teams
Inform your customers about incidents with status pages.
Be transparent. Inform customers of planned outages. Show them that you strive to keep your service 100% online.
Add your team members to keep them notified.
You can invite all your team members to access your monitors, keep them notified and manage incidents. Choose from three levels of user access: read, write and notify-only.