| Used Operating Systems |
| 1 | 21643 | 75.56 | 529 | 13.08 | Windows NT |
| 2 | 2845 | 9.93 | 2507 | 61.98 | +http://www.baidu.com/search/spider.html |
| 3 | 1091 | 3.81 | 187 | 4.62 | +http://yandex.com/bots |
| 4 | 643 | 2.24 | 151 | 3.73 | ezooms.bot@gmail.com |
| 5 | 441 | 1.54 | 115 | 2.84 | +http://www.google.com/bot.html |
| 6 | 422 | 1.47 | 123 | 3.04 | +http://www.bing.com/bingbot.htm |
| 7 | 297 | 1.04 | 295 | 7.29 | http://www.yodao.com/help/webmaster/spid... |
| 8 | 294 | 1.03 | 24 | 0.59 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 188 | 0.66 | 14 | 0.35 | http://crawler.sistrix.net/ |
| 10 | 172 | 0.60 | 4 | 0.10 | X11 |
| 11 | 169 | 0.59 | 4 | 0.10 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 83 | 0.29 | 4 | 0.10 | Linux i686 [unknown version] |
| 13 | 77 | 0.27 | 0 | 0.00 | ScoutJet; +http://blekko.com/about/blekk... |
| 14 | 52 | 0.18 | 26 | 0.64 | +http://www.career-x.de/bot.html |
| 15 | 42 | 0.15 | 12 | 0.30 | +http://www.acoon.de/robot.asp |
| 16 | 41 | 0.14 | 18 | 0.44 | +http://www.exabot.com/go/robot |
| 17 | 36 | 0.13 | 2 | 0.05 | AOL 9.6; AOLBuild 4340.5004; Windows NT ... |
| 18 | 31 | 0.11 | 14 | 0.35 | +http://ahrefs.com/robot/ |
| 19 | 24 | 0.08 | 0 | 0.00 | Windows 98 |
| 20 | 16 | 0.06 | 3 | 0.07 | Windows XP |
| 21 | 12 | 0.04 | 0 | 0.00 | http://desktop.google.com/ |
| 22 | 8 | 0.03 | 3 | 0.07 | +http://shoulu.jike.com/spider.html |
| 23 | 6 | 0.02 | 3 | 0.07 | Windows 2000 |
| 24 | 6 | 0.02 | 3 | 0.07 | Windows 95 |
| 25 | 2 | 0.01 | 2 | 0.05 | Intel Mac OS X 10.4 |
| 26 | 2 | 0.01 | 1 | 0.02 | http://www.youdao.com/help/webmaster/spi... |
| 27 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
