| Used Operating Systems |
| 1 | 41448 | 82.63 | 3326 | 63.79 | Windows NT |
| 2 | 4884 | 9.74 | 129 | 2.47 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1860 | 3.71 | 343 | 6.58 | +http://ahrefs.com/robot/ |
| 4 | 1208 | 2.41 | 1053 | 20.20 | +http://www.baidu.com/search/spider.html |
| 5 | 298 | 0.59 | 131 | 2.51 | +http://www.google.com/bot.html |
| 6 | 143 | 0.29 | 94 | 1.80 | +http://www.bing.com/bingbot.htm |
| 7 | 114 | 0.23 | 33 | 0.63 | +http://www.linkdex.com/bots/ |
| 8 | 98 | 0.20 | 27 | 0.52 | +http://yandex.com/bots |
| 9 | 26 | 0.05 | 23 | 0.44 | Windows 95 |
| 10 | 17 | 0.03 | 11 | 0.21 | Windows 98 |
| 11 | 16 | 0.03 | 4 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 8 | 0.02 | 7 | 0.13 | Windows CE |
| 13 | 8 | 0.02 | 7 | 0.13 | Auto; Windows |
| 14 | 7 | 0.01 | 4 | 0.08 | Windows XP |
| 15 | 6 | 0.01 | 6 | 0.12 | Windows 2000 |
| 16 | 5 | 0.01 | 5 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 17 | 4 | 0.01 | 4 | 0.08 | Windows 3.1 |
| 18 | 4 | 0.01 | 2 | 0.04 | +http://www.exabot.com/go/robot |
| 19 | 2 | 0.00 | 2 | 0.04 | +info@netcraft.com |
| 20 | 2 | 0.00 | 2 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 21 | 1 | 0.00 | 1 | 0.02 | Windows ME |
