Why Uptime Monitoring Matters
Every minute of downtime costs money. For e-commerce sites, even brief outages can mean lost sales, damaged reputation, and frustrated customers.
The Cost of Downtime
Key Uptime Metrics
Availability Percentage
| Uptime | Downtime/Year |
|--------|---------------|
| 99% | 3.65 days |
| 99.9% | 8.76 hours |
| 99.99% | 52.6 minutes |
| 99.999% | 5.26 minutes |
Response Time
Not just "up or down"—how fast is it responding?
Error Rates
Track 5xx errors that indicate server problems.
What We Monitor
HTTP/HTTPS Checks
DNS Monitoring
TCP/Port Checks
Best Practices
Check Frequency
Multiple Locations
Monitor from different geographic regions to catch regional issues.
Alert Strategy
Check your website uptime with our free monitoring tool.