User Agent String explained :
 Thunderbird 15.0 | |
|---|---|
| Mozilla | MozillaProductSlice. Claims to be a Mozilla based user agent, which is only true for Gecko browsers like Firefox and Netscape. For all other user agents it means 'Mozilla-compatible'. In modern browsers, this is only used for historical reasons. It has no real meaning anymore |
| 5.0 | Mozilla version |
| Windows NT 6.1 | Operating System:  Windows 7 |
| WOW64 | (Windows-On-Windows 64-bit) A 32-bit application is running on a 64-bit processor |
| rv:15.0 | CVS Branch Tag The version of Gecko being used in the browser |
| Gecko | Gecko engine inside |
| 20110929 | Build Date: the date the browser was built |
| Thunderbird | Name : Thunderbird |
| 15.0 | Thunderbird version |
| Description: | E-mail and news client developed by the Mozilla Foundation |
| First visit: | 2012.08.31 06:55 |
| Last visit: | 2018.07.29 05:19 |
All Thunderbird user agent strings | |