| Used Operating Systems by Visits |
| 1 | 3288 | 32.62 | 2754 | 53.59 | +http://www.baidu.com/search/spider.html |
| 2 | 1813 | 17.99 | 669 | 13.02 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1393 | 13.82 | 639 | 12.43 | +http://www.google.com/bot.html |
| 4 | 1332 | 13.22 | 354 | 6.89 | Windows NT |
| 5 | 636 | 6.31 | 166 | 3.23 | ezooms.bot@gmail.com |
| 6 | 158 | 1.57 | 158 | 3.07 | http://www.yodao.com/help/webmaster/spid... |
| 7 | 485 | 4.81 | 133 | 2.59 | +http://yandex.com/bots |
| 8 | 224 | 2.22 | 105 | 2.04 | +http://www.bing.com/bingbot.htm |
| 9 | 22 | 0.22 | 22 | 0.43 | Windows 95 |
| 10 | 323 | 3.20 | 19 | 0.37 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 36 | 0.36 | 17 | 0.33 | +http://www.eventguru.com/spider.html |
| 12 | 49 | 0.49 | 15 | 0.29 | Windows 98 |
| 13 | 37 | 0.37 | 12 | 0.23 | http://crawler.sistrix.net/ |
| 14 | 28 | 0.28 | 12 | 0.23 | +http://shoulu.jike.com/spider.html |
| 15 | 9 | 0.09 | 9 | 0.18 | Linux [unknown version] |
| 16 | 34 | 0.34 | 8 | 0.16 | +http://ahrefs.com/robot/ |
| 17 | 12 | 0.12 | 7 | 0.14 | +http://www.exabot.com/go/robot |
| 18 | 5 | 0.05 | 5 | 0.10 | +http://pmoz.info/doc/botinfo.htm |
| 19 | 8 | 0.08 | 4 | 0.08 | http://www.youdao.com/help/webmaster/spi... |
| 20 | 3 | 0.03 | 3 | 0.06 | Windows CE |
| 21 | 66 | 0.65 | 3 | 0.06 | Intel Mac OS X 10.5 |
| 22 | 3 | 0.03 | 3 | 0.06 | Windows ME |
| 23 | 13 | 0.13 | 3 | 0.06 | Linux i686 [unknown version] |
| 24 | 6 | 0.06 | 3 | 0.06 | +http://botw.org |
| 25 | 4 | 0.04 | 2 | 0.04 | +http://discoveryengine.com/discobot.htm... |
| 26 | 2 | 0.02 | 2 | 0.04 | Windows 3.1 |
| 27 | 4 | 0.04 | 2 | 0.04 | +info@netcraft.com |
| 28 | 50 | 0.50 | 2 | 0.04 | X11 |
| 29 | 2 | 0.02 | 2 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 30 | 4 | 0.04 | 2 | 0.04 | +http://domains.checkparams.com/ |
| 31 | 9 | 0.09 | 1 | 0.02 | +http://www.aihit.com/ |
| 32 | 2 | 0.02 | 1 | 0.02 | Windows NT 5.1 |
| 33 | 2 | 0.02 | 1 | 0.02 | http://www.botje.com/plukkie.htm |
| 34 | 1 | 0.01 | 1 | 0.02 | Windows XP |
| 35 | 8 | 0.08 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 36 | 2 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.4 |
| 37 | 2 | 0.02 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 38 | 2 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.7 |
| 39 | 2 | 0.02 | 0 | 0.00 | PPC Mac OS X Mach-O |
