https://whatmyuseragent.com

What's My User Agent?

What Is a User Agent? A browser's user agent string (UA) helps identify which browser is being used, what version, and on which operating system. When feature detection APIs are not available, use the UA to customize behavior or content to specific browser versions.

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https://webbrowsertools.com › useragent

What is my User Agent? - WebBrowserTools.com

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.

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