Uptime, security, synthetic checks & domains
Website Monitoring
That Catches Problems Before Your Customers Do
SiteSentry watches uptime, SSL, DNS, security headers, and full-browser user journeys every 5 minutes — confirms failed checks with a re-probe before alerting you, stores credentials in an encrypted vault, and even lets you buy and verify domains. One platform for everything that keeps your sites online and trusted.
5 minCheck Intervals
Re-probeConfirmed Downtime
24/7Monitoring
No credit card required Setup in 2 minutes Free forever plan