WebSniffer is an online tool designed for viewing HTTP request and response headers for any specified web page or server IP address. It addresses the need to inspect the details exchanged between a web client and server, providing visibility into elements such as HTTP status codes, content type, server identifier, and last modification time. Users simply enter a website URL or server IP, and the service retrieves and displays both the HTTP request and response headers, as well as the content of the requested page.
The platform offers several features to facilitate detailed HTTP analysis. 1 protocols. WebSniffer supports switching among a variety of user agents, such as versions of Internet Explorer, Firefox, Google Chrome, Safari, iPhone Mobile Safari, Netscape, Opera, and Googlebot, as well as the user's own browser user agent. Additional options include testing headers like If-Modified-Since and If-Match, and support for WWW-Authenticate and search engine redirect scenarios.
WebSniffer is delivered as a web-based service, requiring no installation or registration to use its core functionality. The tool is completely free to use, making it accessible for developers, technical users, or anyone needing to analyze HTTP/HTTPS headers and server responses online. Its interface is designed for straightforward operation, allowing users to quickly obtain header information for troubleshooting, debugging, or general analysis purposes.
In the Developer Tools space, WebSniffer takes a focused approach. It focuses on inspecting HTTP request and response headers of any website without installing software. It is built as a B2B product for web developers. The product is available for free. It runs on the web.
Key capabilities include HTTP header viewer, user agent switching, and HTTP version selection.
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