| Used Operating Systems |
| 1 | 8482 | 36.48 | 108 | 2.01 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 6778 | 29.15 | 240 | 4.47 | Windows NT |
| 3 | 4033 | 17.35 | 3225 | 60.00 | +http://ahrefs.com/robot/ |
| 4 | 1734 | 7.46 | 171 | 3.18 | +http://yandex.com/bots |
| 5 | 1505 | 6.47 | 1279 | 23.80 | +http://www.baidu.com/search/spider.html |
| 6 | 267 | 1.15 | 138 | 2.57 | +http://www.google.com/bot.html |
| 7 | 165 | 0.71 | 107 | 1.99 | +http://www.bing.com/bingbot.htm |
| 8 | 137 | 0.59 | 40 | 0.74 | +http://www.linkdex.com/bots/ |
| 9 | 80 | 0.34 | 22 | 0.41 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 19 | 0.08 | 11 | 0.20 | Windows 95 |
| 11 | 15 | 0.06 | 7 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 12 | 6 | 0.03 | 6 | 0.11 | +http://sur.ly/bot.html |
| 13 | 6 | 0.03 | 4 | 0.07 | Wayback Machine Live Record; +http://arc... |
| 14 | 6 | 0.03 | 3 | 0.06 | Windows 98 |
| 15 | 4 | 0.02 | 2 | 0.04 | Windows XP |
| 16 | 3 | 0.01 | 3 | 0.06 | Windows CE |
| 17 | 3 | 0.01 | 3 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 18 | 2 | 0.01 | 2 | 0.04 | Windows ME |
| 19 | 2 | 0.01 | 2 | 0.04 | +info@netcraft.com |
| 20 | 2 | 0.01 | 1 | 0.02 | Windows 3.1 |
| 21 | 1 | 0.00 | 1 | 0.02 | Windows 2000 |
