| Used Operating Systems by Visits |
| 1 | 1944 | 19.48 | 1777 | 43.94 | +http://www.baidu.com/search/spider.html |
| 2 | 4698 | 47.09 | 738 | 18.25 | Windows NT |
| 3 | 1109 | 11.12 | 576 | 14.24 | +http://www.google.com/bot.html |
| 4 | 326 | 3.27 | 197 | 4.87 | +http://www.bing.com/bingbot.htm |
| 5 | 184 | 1.84 | 184 | 4.55 | http://www.yodao.com/help/webmaster/spid... |
| 6 | 364 | 3.65 | 169 | 4.18 | +http://yandex.com/bots |
| 7 | 334 | 3.35 | 95 | 2.35 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 110 | 1.10 | 92 | 2.27 | Windows 95 |
| 9 | 124 | 1.24 | 58 | 1.43 | ezooms.bot@gmail.com |
| 10 | 194 | 1.94 | 29 | 0.72 | Windows 98 |
| 11 | 33 | 0.33 | 17 | 0.42 | +http://ahrefs.com/robot/ |
| 12 | 25 | 0.25 | 13 | 0.32 | +http://www.exabot.com/go/robot |
| 13 | 13 | 0.13 | 12 | 0.30 | MSIE 5.5; Windows NT 5.0 |
| 14 | 14 | 0.14 | 11 | 0.27 | Windows 2000 |
| 15 | 17 | 0.17 | 11 | 0.27 | Windows XP |
| 16 | 18 | 0.18 | 9 | 0.22 | +http://shoulu.jike.com/spider.html |
| 17 | 12 | 0.12 | 6 | 0.15 | http://www.youdao.com/help/webmaster/spi... |
| 18 | 5 | 0.05 | 5 | 0.12 | Windows CE |
| 19 | 24 | 0.24 | 5 | 0.12 | +http://www.scoutjet.com/ |
| 20 | 5 | 0.05 | 5 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 21 | 4 | 0.04 | 4 | 0.10 | Windows ME |
| 22 | 56 | 0.56 | 3 | 0.07 | http://help.yahoo.com/help/us/ysearch/sl... |
| 23 | 12 | 0.12 | 3 | 0.07 | +http://domains.checkparams.com/ |
| 24 | 46 | 0.46 | 2 | 0.05 | +http://swebot-crawler.net |
| 25 | 4 | 0.04 | 2 | 0.05 | +http://discoveryengine.com/discobot.htm... |
| 26 | 18 | 0.18 | 2 | 0.05 | http://crawler.sistrix.net/ |
| 27 | 6 | 0.06 | 2 | 0.05 | Linux [unknown version] |
| 28 | 3 | 0.03 | 2 | 0.05 | +http://tweetmeme.com/ |
| 29 | 2 | 0.02 | 2 | 0.05 | Windows 3.1 |
| 30 | 4 | 0.04 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 31 | 14 | 0.14 | 1 | 0.02 | bot@language-tools.com |
| 32 | 1 | 0.01 | 1 | 0.02 | Linux 2.4.x |
| 33 | 37 | 0.37 | 1 | 0.02 | Android 2.3.6 |
| 34 | 1 | 0.01 | 1 | 0.02 | Socialradarbot/2.0; en-US; bot@infegy.co... |
| 35 | 3 | 0.03 | 1 | 0.02 | ReverseGet/1.0; http://reverseget.com/; ... |
| 36 | 28 | 0.28 | 1 | 0.02 | S60 |
| 37 | 12 | 0.12 | 1 | 0.02 | Linux i686 [unknown version] |
| 38 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 39 | 2 | 0.02 | 1 | 0.02 | +http://www.eventguru.com/spider.html |
| 40 | 22 | 0.22 | 1 | 0.02 | PPC Mac OS X 10.5 |
| 41 | 1 | 0.01 | 1 | 0.02 | +http://eripp.com |
| 42 | 1 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 43 | 4 | 0.04 | 0 | 0.00 | J2ME/MIDP |
| 44 | 51 | 0.51 | 0 | 0.00 | +http://filterdb.iss.net/crawler/ |
| 45 | 51 | 0.51 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 46 | 1 | 0.01 | 0 | 0.00 | iPhone |
| 47 | 15 | 0.15 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 48 | 1 | 0.01 | 0 | 0.00 | X11 |
| 49 | 1 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 50 | 19 | 0.19 | 0 | 0.00 | Intel Mac OS X 10.7 |
| 51 | 2 | 0.02 | 0 | 0.00 | Windows 6.1; MSIE 8.0.7601.17514 |
