HTTP Header Check
View the request headers your browser sent to this page.
HTTP Browser Header Check displays the HTTP request headers sent by your browser when it loads this page. These headers can include your user agent, accepted content types, language preferences, compression support, referrer information, and other request metadata.
HTTP Header Check
Review the request headers your browser sent when loading this page.
HTTP Header Check Result
12 request headers received from this browser request.
Request Overview
| Client IP | 172.69.135.72 |
|---|---|
| Request method | GET |
| Request path | /http-browser-header |
| Protocol | HTTP |
| User-Agent | Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected]) |
| Accept-Language | Not sent |
Browser Request Headers
| Header | Value |
|---|---|
| Accept | */* |
| Accept-Encoding | gzip, br |
| Cdn-Loop | cloudflare; loops=1 |
| Cf-Connecting-Ip | 216.73.216.136 |
| Cf-Ipcountry | US |
| Cf-Ray | a20e0625eca7dfff-SJC |
| Cf-Visitor | {"scheme":"https"} |
| Cookie | [redacted] |
| Host | tools.iplocation.net |
| User-Agent | Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected]) |
| X-Forwarded-For | 216.73.216.136, 172.69.135.72 |
| X-Forwarded-Proto | http |
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How to use HTTP Browser Header Check
No URL input is required. The report is generated from your current browser request to this tools page, similar to the original CI3 tool. Reload the page after changing browsers, VPNs, proxies, privacy settings, or extensions to compare how the headers change.
What browser request headers show
Request headers help web servers understand the client making the request. Common examples include User-Agent, Accept, Accept-Language, Accept-Encoding, and connection-related headers. Some headers may be added, removed, or modified by browsers, corporate gateways, VPNs, reverse proxies, privacy tools, and browser extensions.
Privacy note
Header values can reveal browser and environment details. This tool redacts sensitive request headers such as cookies and authorization values in the displayed result. Header availability and exact values may vary by browser and network path.
Browser Header Tips
Use this tool when troubleshooting browser behavior, content negotiation, language preferences, compression support, proxy behavior, or user-agent detection. For checking headers returned by a remote website, use the HTTP Server Header tool instead.
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Suggest an improvement
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