Free HTTP Header Checker
分析HTTP响应头并审计服务器安全性。
Paste raw HTTP response headers below. Get them by running curl -I https://example.com in your terminal.
Frequently Asked Questions
Is the HTTP头部检查器 free to use?
Yes, the HTTP头部检查器 on Allio Tools is completely free with no sign-up or registration required. It works directly in your browser.
How does the HTTP头部检查器 work?
分析HTTP响应头并审计服务器安全性。 No data is sent to a server — everything runs locally in your browser for maximum privacy and speed.
Do I need to install anything to use the HTTP头部检查器?
No installation needed. The HTTP头部检查器 runs entirely in your web browser on any device — desktop, tablet, or mobile.
Is my data safe when using the HTTP头部检查器?
Completely safe. The HTTP头部检查器 processes everything locally in your browser. No input data, results, or usage information is ever transmitted to or stored on any server.
Does the HTTP头部检查器 work offline?
After the page loads for the first time, the HTTP头部检查器 works without an internet connection for all client-side processing. Tools that fetch live external data (such as DNS or WHOIS lookups) require an active connection.
How current is the data returned by the HTTP头部检查器?
The HTTP头部检查器 fetches live data in real time each time you run it. Results reflect the current state of the server or domain at the moment of the request.