User-Agent - HTTP - MDN Web Docs - Mozilla
Feb 24, 2025 — The HTTP User-Agent request header is a characteristic string that lets servers and network peers identify the application, operating system, ...
Feb 24, 2025 — The HTTP User-Agent request header is a characteristic string that lets servers and network peers identify the application, operating system, ...
Learn what your user agent is and what it reveals about your web browser, operating system, and mobile device. Find out how to change or fake your user agent and why some sites may detect it.
Learn what the User-Agent header is, how it identifies the browser, operating system, and other details of the requesting user agent, and how to parse it. See examples of different User-Agent strings for various browsers, crawlers, and tools.
A user agent is a software agent that retrieves and facilitates web content for end-users. Learn about different types of user agents, such as browsers, email clients, and command-line utilities, and how they are identified by the HTTP User-Agent header.
With this extension, you can quickly and easily switch between user-agent strings. Also, you can set up specific URLs that you want to spoof every time.
Find out your user agent string, browser, opera system, device and more with this tool. Learn what a user agent is and how it is used for feature detection and compatibility.
It's historically used as a signal to which browser you're using or what bot you are. Some sites (looking at you Google) use it or some other ...
Learn what a user agent is, how it identifies itself with a user agent string, and how it can be spoofed. A user agent can be a browser, a bot, or another app accessing the Web.
Understand what information is contained in a Chrome user agent string. Get an analysis of your or any other user agent string. Find lists of user agent strings from browsers, crawlers, spiders, bots, validators and others..
4 days ago - The User-Agent (UA) string is contained in the HTTP headers and is intended to identify devices requesting online content. The User-Agent tells the server what the visiting device is (among many other things) and this information can be used to determine what content to return.
What's my user agent? See what your user-agent detection library really thinks! Enter a user-agent string: Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X ...
Learn what the User-Agent header is, how it identifies the browser and OS of the client, and why it matters for web browsing. See examples of User-Agent strings for common browsers and devices.
Learn how to decode and understand any user agent string sent by your web browser or other software. Use this tool to parse user agents by browser, OS, platform, hardware, software type and layout engine.
Learn why feature detection is better than browser detection and how to use it with modern APIs and CSS. Avoid the pitfalls of parsing the user agent string (UA sniffing) and the alternatives to UA sniffing.
User agents are the strings of text which specify the browser and operating system of web servers. User agents are present in HTTP headers when the browser wants to communicate with a server. Each browser has its specific user agent string and web servers utilize this information to deliver appropriate material across different operating systems.
Spoof websites trying to gather information about your web navigation to deliver distinct content you may not want
Google crawlers discover and scan websites. This overview will help you understand the common Google crawlers including the Googlebot user agent.
User agent is a term for the Web browser or application that connects to a website or service through the Internet. Learn how user agent works, what information it sends to the server, and how some browsers used to spoof other browsers in the past.
A user agent is a string of text that is sent by a web browser to a web server to identify itself and provide information about the browser's capabilities.
User-Agent reduction limits passively shared browser data to reduce the volume of sensitive information which leads to fingerprinting. The reduction is now complete.
Online privacy can be confusing. In this easy-to-read list, you'll find short definitions of essential privacy and Internet terms including User Agent. Check out the Brave Privacy Glossary here.
This tool can parse HTTP headers (such as the User-Agent and User-Agent Client Hints) to provide information on the associated device, operating system, and browser.
This is the latest accepted revision, reviewed on 12 February 2025. In computing, the User-Agent header is an HTTP header intended to identify the user agent responsible for making a given HTTP request. Whereas the character sequence User-Agent comprises the name of the header itself, the header ...
Accessibility resources free online from the international standards organization: W3C Web Accessibility Initiative (WAI).
DeviceAtlas identifies and verifies connected devices in real time for rich, actionable intelligence across every customer touchpoint.
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User-agent checker instantly tells your browsers user agent. User-agent is the identifier which lets the server know what browser is requesting the resource or what operating system the request initiator uses.
Wondering what a user agent is? Do I have a user agent? We've got a guide to explain it all to you in simple terms.