| Used Operating Systems |
| 1 | 6745 | 52.19 | 948 | 40.08 | Windows NT |
| 2 | 2578 | 19.95 | 373 | 15.77 | +http://ahrefs.com/robot/ |
| 3 | 1405 | 10.87 | 849 | 35.90 | +http://www.baidu.com/search/spider.html |
| 4 | 1036 | 8.02 | 6 | 0.25 | +http://www.warebay.com/bot.html |
| 5 | 610 | 4.72 | 71 | 3.00 | +http://www.bing.com/bingbot.htm |
| 6 | 328 | 2.54 | 74 | 3.13 | +http://www.google.com/bot.html |
| 7 | 83 | 0.64 | 2 | 0.08 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 71 | 0.55 | 13 | 0.55 | +http://yandex.com/bots |
| 9 | 34 | 0.26 | 16 | 0.68 | +http://duckduckgo.com |
| 10 | 8 | 0.06 | 4 | 0.17 | Windows 98 |
| 11 | 4 | 0.03 | 2 | 0.08 | Windows 2000 |
| 12 | 4 | 0.03 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 13 | 3 | 0.02 | 0 | 0.00 | +http://www.linkdex.com/bots/ |
| 14 | 3 | 0.02 | 3 | 0.13 | +http://tobbot.com/ |
| 15 | 2 | 0.02 | 0 | 0.00 | Android |
| 16 | 2 | 0.02 | 1 | 0.04 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 2 | 0.02 | 2 | 0.08 | Windows ME |
| 18 | 2 | 0.02 | 0 | 0.00 | Linux i686 [unknown version] |
| 19 | 2 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 20 | 1 | 0.01 | 0 | 0.00 | J2ME/MIDP |
| 21 | 1 | 0.01 | 0 | 0.00 | Windows 90 |
| 22 | 1 | 0.01 | 1 | 0.04 | +info@netcraft.com |
