Website Uptime Monitor
Monitor your websites' uptime and performance. Check response times, status codes, and track historical data to ensure your sites are always accessible.
⭐ Ranked #45 most popular tool on Hostt
Start Website Monitoring
Add websites to monitor their uptime and performance in real-time
Important Note
Some sites may appear as "down" due to security services blocking automated requests. Cloudflare, Sucuri, Akamai, and other CDN/security providers may block uptime monitors. If your site shows as down but is accessible in a browser, check your security settings or consider whitelisting monitoring services.
No Sites Added
Add your first website to start monitoring its uptime and performance.
How to Use Website Uptime Monitor
- 1
Add Website URL
Enter the complete URL of the website you want to monitor, including the protocol (http:// or https://) for accurate monitoring setup.
Tip:You can monitor any publicly accessible website. Make sure to include the full URL for accurate monitoring results. - 2
Start Monitoring
Click 'Start Monitoring' to begin tracking the website's uptime, performance metrics, and response times in real-time.
Tip:The tool will check your website every few minutes and record response times, status codes, and availability statistics. - 3
View Performance Data
Review current status, response time, and the locally retained history shown in charts and summary metrics.
Tip:Green indicators show good performance, yellow indicates slower response times, and red shows potential issues or downtime. - 4
Analyze Historical Trends
Review historical uptime data, response time trends, and performance patterns to identify issues and optimize your website's reliability.
Tip:Use the historical data to spot patterns, plan maintenance windows, and demonstrate uptime SLAs to clients.
Security & Privacy
- Server-side checks with optional proxies for geo testing.
- Monitoring data is scoped to your account.
- Rate limits and input validation protect the service.
Features & Benefits
Real-time Monitoring
Continuous website monitoring with checks every 5 minutes to provide immediate alerts and up-to-date status information.
Response Time Tracking
Detailed response time analysis with TTFB measurements, performance trends, and historical comparison data.
Historical Data Storage
Stores check history locally for charts and response-time trends on this browser.
Multiple Site Support
Monitor unlimited websites simultaneously with individual dashboards and consolidated performance overviews.
Performance Metrics
Detailed performance analytics including status codes, response times, uptime percentages, and availability statistics.
Privacy-First Storage
Check history is stored in your browser. Each check still sends the target URL to Hostt's server-side uptime endpoint.
Frequently Asked Questions
How often does the tool check my website?
The monitoring tool checks your website every 5 minutes by default, providing frequent updates on availability and performance with real-time status indicators.
What happens if my website goes down?
When downtime is detected, the tool immediately records the incident with timestamps and status codes. Historical data helps track downtime patterns and recovery times.
Can I monitor websites that require authentication?
Currently, the tool monitors publicly accessible pages. For authenticated areas, monitor login pages or public endpoints that indicate overall site health and availability.
What's considered a good response time?
Under 200ms is excellent, 200ms-1s is good, and over 1s may indicate performance issues. Response times depend on server location, website complexity, and network conditions.
How long is historical data stored?
Historical monitoring data is stored locally in your browser and persists across sessions. Up to 10 check results per site are maintained for trend analysis.
Can I export monitoring data for reports?
Yes, you can export historical uptime data and performance metrics for reporting, SLA documentation, and sharing with clients or stakeholders.
Technical Specifications
Use Cases & Applications
E-commerce Site Monitoring
Monitor your online store's uptime to ensure customers can always access your products, complete purchases, and maintain revenue flow.
API Endpoint Monitoring
Track the availability and response times of critical API endpoints that your applications, integrations, and services depend on.
Blog Performance Tracking
Monitor your blog or content site to ensure readers can always access your articles and maintain good SEO rankings and engagement.
Client Website Monitoring
Keep track of client websites to provide proactive support, maintain service level agreements, and demonstrate reliability.
SaaS Application Monitoring
Monitor critical SaaS applications and web services to ensure business continuity and minimize disruption to operations.
Competition Analysis
Track competitor website availability and performance to benchmark your own service levels and identify market opportunities.