| Used Operating Systems |
| 1 | 1653 | 32.26 | 174 | 9.80 | Windows NT |
| 2 | 1499 | 29.25 | 1097 | 61.80 | +http://www.baidu.com/search/spider.html |
| 3 | 1011 | 19.73 | 78 | 4.39 | +http://www.google.com/bot.html |
| 4 | 306 | 5.97 | 134 | 7.55 | +http://www.bing.com/bingbot.htm |
| 5 | 184 | 3.59 | 96 | 5.41 | +http://yandex.com/bots |
| 6 | 160 | 3.12 | 29 | 1.63 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 95 | 1.85 | 93 | 5.24 | http://www.yodao.com/help/webmaster/spid... |
| 8 | 47 | 0.92 | 23 | 1.30 | +http://www.exabot.com/go/robot |
| 9 | 39 | 0.76 | 18 | 1.01 | ezooms.bot@gmail.com |
| 10 | 25 | 0.49 | 1 | 0.06 | Windows 98 |
| 11 | 18 | 0.35 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 12 | 17 | 0.33 | 3 | 0.17 | WinHttp.WinHttpRequest.5 |
| 13 | 14 | 0.27 | 7 | 0.39 | +http://shoulu.jike.com/spider.html |
| 14 | 10 | 0.20 | 5 | 0.28 | +http://discoveryengine.com/discobot.htm... |
| 15 | 8 | 0.16 | 0 | 0.00 | Windows 2000 |
| 16 | 7 | 0.14 | 5 | 0.28 | +http://ahrefs.com/robot/ |
| 17 | 6 | 0.12 | 2 | 0.11 | Windows 95 |
| 18 | 5 | 0.10 | 1 | 0.06 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 5 | 0.10 | 5 | 0.28 | Linux i686 [unknown version] |
| 20 | 4 | 0.08 | 2 | 0.11 | Windows ME |
| 21 | 2 | 0.04 | 0 | 0.00 | Windows CE |
| 22 | 2 | 0.04 | 0 | 0.00 | +http://filterdb.iss.net/crawler/ |
| 23 | 2 | 0.04 | 0 | 0.00 | Windows 9. |
| 24 | 2 | 0.04 | 1 | 0.06 | http://www.botje.com/plukkie.htm |
| 25 | 2 | 0.04 | 0 | 0.00 | Windows XP |
| 26 | 1 | 0.02 | 1 | 0.06 | +info@netcraft.com |
