| Used Operating Systems |
| 1 | 6621 | 55.58 | 1939 | 49.83 | +http://www.baidu.com/search/spider.html |
| 2 | 3358 | 28.19 | 1334 | 34.28 | Windows NT |
| 3 | 847 | 7.11 | 286 | 7.35 | +http://www.bing.com/bingbot.htm |
| 4 | 413 | 3.47 | 111 | 2.85 | +http://www.google.com/bot.html |
| 5 | 177 | 1.49 | 10 | 0.26 | +http://yandex.com/bots |
| 6 | 149 | 1.25 | 47 | 1.21 | MSIE 5.5; Windows NT 4.0 |
| 7 | 43 | 0.36 | 19 | 0.49 | Windows 95 |
| 8 | 41 | 0.34 | 17 | 0.44 | http://crawler.sistrix.net/ |
| 9 | 38 | 0.32 | 38 | 0.98 | http://www.yodao.com/help/webmaster/spid... |
| 10 | 35 | 0.29 | 12 | 0.31 | http://www.majestic12.co.uk/bot.php?+ |
| 11 | 33 | 0.28 | 13 | 0.33 | Windows 98 |
| 12 | 32 | 0.27 | 2 | 0.05 | +http://www.warebay.com/bot.html |
| 13 | 28 | 0.24 | 14 | 0.36 | ezooms.bot@gmail.com |
| 14 | 18 | 0.15 | 6 | 0.15 | MSIE 5.5; Windows NT 5.0 |
| 15 | 16 | 0.13 | 4 | 0.10 | +http://www.aihit.com/ |
| 16 | 13 | 0.11 | 3 | 0.08 | Windows XP |
| 17 | 13 | 0.11 | 11 | 0.28 | +http://shoulu.jike.com/spider.html |
| 18 | 6 | 0.05 | 3 | 0.08 | http://www.botje.com/plukkie.htm |
| 19 | 6 | 0.05 | 1 | 0.03 | X11 |
| 20 | 5 | 0.04 | 5 | 0.13 | ) - BrowseX (2.0.0 Windows |
| 21 | 4 | 0.03 | 3 | 0.08 | Windows 3.1 |
| 22 | 4 | 0.03 | 2 | 0.05 | +info@netcraft.com |
| 23 | 3 | 0.03 | 3 | 0.08 | Windows 2000 |
| 24 | 3 | 0.03 | 3 | 0.08 | Windows ME |
| 25 | 2 | 0.02 | 2 | 0.05 | Auto; Windows |
| 26 | 2 | 0.02 | 1 | 0.03 | +http://www.profound.net/urlappendbot.ht... |
| 27 | 2 | 0.02 | 2 | 0.05 | Linux [unknown version] |
| 28 | 1 | 0.01 | 0 | 0.00 | Android 2.3.5 |
