| Used Operating Systems |
| 1 | 41520 | 38.26 | 30476 | 85.13 | +http://www.baidu.com/search/spider.html |
| 2 | 31684 | 29.20 | 254 | 0.71 | +http://www.google.com/bot.html |
| 3 | 29249 | 26.95 | 4212 | 11.77 | Windows NT |
| 4 | 1628 | 1.50 | 27 | 0.08 | +http://discoveryengine.com/discobot.htm... |
| 5 | 816 | 0.75 | 85 | 0.24 | Windows 98 |
| 6 | 729 | 0.67 | 3 | 0.01 | +http://www.warebay.com/bot.html |
| 7 | 548 | 0.51 | 188 | 0.53 | Linux i686 [unknown version] |
| 8 | 538 | 0.50 | 169 | 0.47 | Linux [unknown version] |
| 9 | 417 | 0.38 | 3 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 392 | 0.36 | 137 | 0.38 | +http://yandex.com/bots |
| 11 | 310 | 0.29 | 9 | 0.03 | http://crawler.sistrix.net/ |
| 12 | 259 | 0.24 | 112 | 0.31 | ezooms.bot@gmail.com |
| 13 | 151 | 0.14 | 45 | 0.13 | +http://www.bing.com/bingbot.htm |
| 14 | 118 | 0.11 | 53 | 0.15 | +http://ahrefs.com/robot/ |
| 15 | 25 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.7 |
| 16 | 19 | 0.02 | 2 | 0.01 | Windows 95 |
| 17 | 18 | 0.02 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 18 | 13 | 0.01 | 0 | 0.00 | Windows CE |
| 19 | 8 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 20 | 6 | 0.01 | 1 | 0.00 | Win32 |
| 21 | 6 | 0.01 | 2 | 0.01 | Windows 2000 |
| 22 | 6 | 0.01 | 1 | 0.00 | Qihoo 0.9.6 |
| 23 | 6 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.4 |
| 24 | 5 | 0.00 | 0 | 0.00 | PPC Mac OS X 10.4 |
| 25 | 4 | 0.00 | 4 | 0.01 | X11 |
| 26 | 3 | 0.00 | 1 | 0.00 | OpenBSD [unknown version] |
| 27 | 3 | 0.00 | 0 | 0.00 | AOL 9.0; Windows NT 5.1; .NET CLR 1.1.43... |
| 28 | 3 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 29 | 3 | 0.00 | 3 | 0.01 | ; Linux i686 |
| 30 | 2 | 0.00 | 2 | 0.01 | Windows CE; PPC; 240x320 |
| 31 | 2 | 0.00 | 2 | 0.01 | Mac_PowerPC Mac OS X; en |
| 32 | 2 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 33 | 2 | 0.00 | 2 | 0.01 | Linux 2.4.x |
| 34 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 35 | 2 | 0.00 | 0 | 0.00 | Windows Phone OS 7.0 |
| 36 | 2 | 0.00 | 0 | 0.00 | PPC Mac OS X 10.5 |
| 37 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 38 | 1 | 0.00 | 0 | 0.00 | X11; Linux i686; en |
| 39 | 1 | 0.00 | 1 | 0.00 | SunOS i86pc |
| 40 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.5 |
| 41 | 1 | 0.00 | 0 | 0.00 | Macintosh |
| 42 | 1 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows ME |
| 43 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 44 | 1 | 0.00 | 0 | 0.00 | Windows Phone OS 7.5 |
| 45 | 1 | 0.00 | 1 | 0.00 | SunOS sun4u |
| 46 | 1 | 0.00 | 1 | 0.00 | Windows XP |
