⚡
30-Second Checks
Check your endpoints as frequently as every 30 seconds on Pro. Free plan checks every 5 minutes.
🔔
Instant Alerts
Get notified via email or webhooks the moment a monitor fails. Configurable alert channels per monitor.
📋
Public Status Pages
Share a branded status page with your users. Subscriber email notifications, incident tracking, password protection.
🔒
SSL & Domain Monitoring
Never let a certificate or domain expire unnoticed. Get warned days in advance before they expire.
💓
Heartbeat Monitors
Monitor cron jobs, background workers, and scheduled tasks. Get alerted if they stop checking in.
🛡
Security Headers
Score your HTTP security headers and detect missing HSTS, CSP, X-Frame-Options, and more.
🔧
Maintenance Windows
Schedule maintenance windows to suppress alerts during planned downtime.
🌐
DNS Change Detection
Monitor DNS records and get alerted when they change — catches misconfigurations and hijacking.
📡
TCP, Ping & SMTP
Monitor raw TCP ports, ICMP ping, SSH, SMTP, and more — not just HTTP endpoints.