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User Agent Details:Mozilla/5.0 (Windows; U; Windows NT 4.0; en-US; rv:1.8.0....

On this page you can find user agent lookup and user agent checker for custom user agent, just need to paste it to input field. It's showing you user agent browser, user agent data, browser branch, name, full name and many-many others. All data user agent details that you can see here fetched on server side (without JavaScript). The full version also detects most spiders, and an assortment of uncommon browsers and other user agents. User agent detail fetch based on analysis user agent string, that you giving us, and some knowledge base thta helping to know some options like "activexcontrols", "css version".
HTTP USER AGENT - it's your user agent from request.
Browser branch name - it's common name if browser (for example for all versions of Firefox 2 (2.0.102, 2.0.104) it will be Firefox 2.0
Browser full name - version on full browser name (example Mozilla/Firefox 2.0.0.19), looking like in http user agent info
ProductSub - biggest part of cases it's date of browser update, in case of Linux and Firefox - can be like "20081216".
Additonal Info section - information about supporting technologies by browser (cookie,iframe, and other), information taken not from header - it's taken from our base.
This tool is very simple, just paste useragent to input field and push "Go" for user agent tool.
We have several libs with already parsed user agents, and it's help to explain string during lookup. Thats why result can have different length and with different fields set. The blocks that can be avaible: 1-3 blocks exactly after "Common Info" block, and 1-3 blocks of "Similar" results.
User agent sniffing refers to the practice of websites showing different content when viewed with a certain user agent. On the Internet, this will result in a different site being shown when browsing the page with a specific browser.

new window:
HTTP USER AGENT

Common Info
HTTP USER AGENTMozilla/5.0 (Windows; U; Windows NT 4.0; en-US; rv:1.8.0.2) Gecko/20060418 Firefox/1.5.0.2;
Browser branch nameMozilla 1.8
Browser nameMozilla
Browser version1.8
Platformunknown
Operation SystemWindows NT
Browser full nameMozilla/Firefox 1.5.0.2
ProductSub20060418
EngineGecko RV: 1.8.0.2

NameFirefox 1.5.0.2;
Explanating components of
Mozilla/5.0 (Windows; U; Windows NT 4.0; en-US; rv:1.8.0.2) Gecko/20060418 Firefox/1.5.0.2;
MozillaThis is Mozilla based browser
5.0 Mozilla Version
Windows Platform
USecurity type - strong security
Windows NT 4.0Operation System, CPU info:
Windows NT - http://www.microsoft.com/ntserver/
en-USLanguage Tag, indicates the language for which the client had been localized (e.g. menus and buttons in the user interface) :
rv:1.8.0.2 CVS Branch Tag
The version of Gecko being used in the browser
Gecko Gecko engine inside
20060418 Build Date:
the date the browser was built
FirefoxFirefox - http://www.mozilla.org/products/firefox/
1.5.0.2;Version

Similar User Agents
User-AgentMozilla/5.0 (Windows; U;XMPP Tiscali Communicator v.10.0.1; Windows NT 5.1; it; rv:1.8.1.3) Gecko/20070309 Firefox/2.0.0.3
DescriptionTiscali Communicator - Online services suite
Typebrowser
Urlhttp://im.tiscali.com/index.html

User-AgentMozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.8.1.11) Gecko/20071127 Firefox/2.0.0.11
NameFirefox 2.0
DescriptionMozilla Firefox is a free and open source web browser descended from the Mozilla Application Suite, managed by the Mozilla Corporation. Firefox had 19.97% of the recorded usage share of web browsers as of October 2008, making it the second-most popular browser in current use worldwide, after Internet Explorer.To display web pages, Firefox uses the Gecko layout engine, which implements some current web standards plus a few features which are intended to anticipate likely additions to the standards.
OrganizationMozilla
TypeBrowser
Urlhttp://www.mozilla.com/firefox/

Additonal Info about inputed User Agent
commentMozilla 1.8
browser_makerMozilla Foundation
majorver1
minorver8
device_typeDesktop
device_pointing_methodmouse
win32
win64
ismobiledevice
istablet