| Used Operating Systems |
| 1 | 6976 | 53.00 | 235 | 5.62 | Windows NT |
| 2 | 3334 | 25.33 | 3029 | 72.38 | +http://www.baidu.com/search/spider.html |
| 3 | 573 | 4.35 | 189 | 4.52 | +http://www.google.com/bot.html |
| 4 | 409 | 3.11 | 102 | 2.44 | +http://yandex.com/bots |
| 5 | 332 | 2.52 | 128 | 3.06 | +http://www.bing.com/bingbot.htm |
| 6 | 267 | 2.03 | 35 | 0.84 | http://help.yahoo.com/help/us/ysearch/sl... |
| 7 | 243 | 1.85 | 239 | 5.71 | http://www.yodao.com/help/webmaster/spid... |
| 8 | 242 | 1.84 | 2 | 0.05 | PPC Mac OS X 10.4 |
| 9 | 138 | 1.05 | 56 | 1.34 | ezooms.bot@gmail.com |
| 10 | 128 | 0.97 | 1 | 0.02 | Intel Mac OS X 10.4 |
| 11 | 125 | 0.95 | 46 | 1.10 | http://www.majestic12.co.uk/bot.php?+ |
| 12 | 62 | 0.47 | 5 | 0.12 | Linux [unknown version] |
| 13 | 58 | 0.44 | 24 | 0.57 | +http://shoulu.jike.com/spider.html |
| 14 | 50 | 0.38 | 23 | 0.55 | +http://www.exabot.com/go/robot |
| 15 | 32 | 0.24 | 2 | 0.05 | +http://www.warebay.com/bot.html |
| 16 | 32 | 0.24 | 29 | 0.69 | +http://ahrefs.com/robot/ |
| 17 | 26 | 0.20 | 2 | 0.05 | http://www.dataprovider.com/ |
| 18 | 24 | 0.18 | 2 | 0.05 | http://crawler.sistrix.net/ |
| 19 | 24 | 0.18 | 4 | 0.10 | Linux i686 [unknown version] |
| 20 | 24 | 0.18 | 0 | 0.00 | ScoutJet; +http://blekko.com/about/blekk... |
| 21 | 23 | 0.17 | 1 | 0.02 | X11 |
| 22 | 13 | 0.10 | 13 | 0.31 | http://www.youdao.com/help/webmaster/spi... |
| 23 | 4 | 0.03 | 2 | 0.05 | +http://www.web.nl/webmasters/spider.htm... |
| 24 | 4 | 0.03 | 2 | 0.05 | +info@netcraft.com |
| 25 | 4 | 0.03 | 2 | 0.05 | +http://www.acoon.de/robot.asp |
| 26 | 3 | 0.02 | 3 | 0.07 | +http://pmoz.info/doc/botinfo.htm |
| 27 | 2 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 28 | 2 | 0.02 | 2 | 0.05 | Windows 6.0; MSIE 8.0.6001.18241 |
| 29 | 2 | 0.02 | 2 | 0.05 | Windows 95 |
| 30 | 2 | 0.02 | 2 | 0.05 | http://www.google.com/bot.html |
| 31 | 2 | 0.02 | 2 | 0.05 | +http://domains.checkparams.com/ |
| 32 | 1 | 0.01 | 0 | 0.00 | Windows 98 |
| 33 | 1 | 0.01 | 1 | 0.02 | Windows 3.1 |
