Website Uptime Monitor
Monitor website availability and server information for any domain
Current Status
Status
Active
Server Type
Vercel
Page Title
isnull - Error Monitoring 90% Cheaper than Sentry | JavaScript, Python, Java
Meta Description
Intelligent error monitoring with complete automatic context. Setup in 30 seconds for JavaScript, Python & Java. 90% cheaper than Sentry ($29 vs $299/month). Free source maps, AI-powered grouping, full Java ecosystem support (Spring Boot, Quarkus, Micronaut). Better debugging for developers.
Meta Keywords
error monitoring,sentry alternative,cheap error tracking,javascript error tracking,python error monitoring,java error monitoring,spring boot error tracking,rollbar alternative,bugsnag alternative,error tracking tool,application monitoring,exception tracking,source maps free,developer tools,debugging tool,crash reporting,log management,real-time error tracking
Most Recent Data
0 hours, 0 minutes ago
Historical Data
| Date | Status | Server |
|---|---|---|
| 12/20/2025, 1:01:58 PM | Active | Vercel |
| 11/3/2025, 8:24:06 PM | Active | Vercel |
| 11/2/2025, 3:23:28 PM | Active | Vercel |
Want to reliably monitor your website's status?
We provide 24/7 monitoring with instant alerts, detailed statistics, and customizable checks. Perfect for keeping your website reliable and your users happy.
Try Free Website MonitoringOne website free. No credit card required.
Metrics we monitor
- Uptime Percentage: The percentage of time your website is accessible
- Response Time: How quickly your server responds to requests
- Status Codes: HTTP response codes indicating server status
About Website Uptime Monitoring
Use the Who.is uptime information to track the availability and server information of websites. This helps track:
- Website availability and response status
- Server software and configuration
- Meta information including titles and descriptions
- Historical uptime patterns
This information is valuable for website owners, system administrators, and anyone interested in monitoring website reliability and performance.
Disclaimer: Who.is is not affiliated with, endorsed by, or connected to any of the domains displayed on this page. We provide this information as a public service for informational purposes only.