Infrastructure monitoring
built for scaling teams.
Sentinel is a developer-first platform designed to observe target status, certificate lifetimes, and response latencies globally. Get notified instantly when your systems degrade.
Trusted by tech leads at scaling teams
Production Reliability
Engineered for absolute uptime.
Availability Probes
Continuously check connectivity from endpoints worldwide. Support HTTP status verifications and port socket pings.
Automated SSL Tracker
Retrieve certificate chains, verify parameters, and receive warnings dispatched 30 days before expiration.
Resend Notifications
Direct notifications sent directly to email list instances upon connection and verification failures.
Incident Lifecycles
Triggers, status shifts, recoveries, and incident durations are resolved and tracked automatically.
Precision Latencies
Deep analytics detailing network delays and historical trends. Filterable windows (24h, 7d, 30d).
Target Assertions
Custom parameters to verify server payloads, response headers, and customized error thresholds.
Start observing in seconds.
Zero configuration limits. Build your infrastructure observing center within 2 minutes.