| Used Operating Systems |
| 1 | 2399 | 35.56 | 2294 | 62.49 | +http://www.baidu.com/search/spider.html |
| 2 | 2145 | 31.80 | 459 | 12.50 | Windows NT |
| 3 | 1269 | 18.81 | 558 | 15.20 | +http://www.google.com/bot.html |
| 4 | 179 | 2.65 | 82 | 2.23 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 163 | 2.42 | 28 | 0.76 | +http://yandex.com/bots |
| 6 | 129 | 1.91 | 53 | 1.44 | +http://www.bing.com/bingbot.htm |
| 7 | 82 | 1.22 | 2 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 52 | 0.77 | 39 | 1.06 | +http://ahrefs.com/robot/ |
| 9 | 49 | 0.73 | 40 | 1.09 | Windows 95 |
| 10 | 37 | 0.55 | 3 | 0.08 | Linux i686 [unknown version] |
| 11 | 30 | 0.44 | 10 | 0.27 | Windows 98 |
| 12 | 25 | 0.37 | 15 | 0.41 | +http://www.exabot.com/go/robot |
| 13 | 22 | 0.33 | 9 | 0.25 | Windows CE |
| 14 | 21 | 0.31 | 1 | 0.03 | Intel Mac OS X 10.5 |
| 15 | 18 | 0.27 | 9 | 0.25 | +http://shoulu.jike.com/spider.html |
| 16 | 14 | 0.21 | 4 | 0.11 | +http://www.scoutjet.com/ |
| 17 | 14 | 0.21 | 14 | 0.38 | MSIE 5.5; Windows NT 4.0 |
| 18 | 11 | 0.16 | 1 | 0.03 | +http://www.warebay.com/bot.html |
| 19 | 11 | 0.16 | 2 | 0.05 | Windows XP |
| 20 | 10 | 0.15 | 1 | 0.03 | +http://www.aihit.com/ |
| 21 | 8 | 0.12 | 7 | 0.19 | Windows 2000 |
| 22 | 8 | 0.12 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 23 | 8 | 0.12 | 7 | 0.19 | Windows ME |
| 24 | 8 | 0.12 | 8 | 0.22 | Windows 3.1 |
| 25 | 7 | 0.10 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 26 | 6 | 0.09 | 6 | 0.16 | MSIE 5.5; Windows NT 5.0 |
| 27 | 4 | 0.06 | 3 | 0.08 | +info@netcraft.com |
| 28 | 3 | 0.04 | 3 | 0.08 | en-US; http://info.omegaseek.com/ |
| 29 | 2 | 0.03 | 2 | 0.05 | Win32 |
| 30 | 2 | 0.03 | 2 | 0.05 | Microsoft ZuneHD 4.5 |
| 31 | 2 | 0.03 | 2 | 0.05 | +http://pmoz.info/doc/botinfo.htm |
| 32 | 2 | 0.03 | 2 | 0.05 | Intel Mac OS X 10.4 |
| 33 | 2 | 0.03 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 34 | 1 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 35 | 1 | 0.01 | 1 | 0.03 | Auto; Windows |
| 36 | 1 | 0.01 | 1 | 0.03 | Linux [unknown version] |
| 37 | 1 | 0.01 | 1 | 0.03 | Socialradarbot/2.0; en-US; bot@infegy.co... |
