| Used Operating Systems |
| 1 | 13608 | 35.61 | 4854 | 50.23 | Windows NT |
| 2 | 7075 | 18.52 | 48 | 0.50 | +http://ahrefs.com/robot/ |
| 3 | 6207 | 16.24 | 1021 | 10.56 | +http://www.google.com/bot.html |
| 4 | 4092 | 10.71 | 1396 | 14.45 | +http://www.bing.com/bingbot.htm |
| 5 | 1928 | 5.05 | 1168 | 12.09 | +http://www.baidu.com/search/spider.html |
| 6 | 1141 | 2.99 | 44 | 0.46 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 573 | 1.50 | 154 | 1.59 | +http://yandex.com/bots |
| 8 | 540 | 1.41 | 108 | 1.12 | +http://www.profound.net/urlappendbot.ht... |
| 9 | 527 | 1.38 | 37 | 0.38 | ezooms.bot@gmail.com |
| 10 | 450 | 1.18 | 7 | 0.07 | http://crawler.sistrix.net/ |
| 11 | 250 | 0.65 | 97 | 1.00 | +http://help.soso.com/webspider.htm |
| 12 | 243 | 0.64 | 8 | 0.08 | +http://siteexplorer.info/ |
| 13 | 223 | 0.58 | 91 | 0.94 | +http://shoulu.jike.com/spider.html |
| 14 | 178 | 0.47 | 133 | 1.38 | Windows 95 |
| 15 | 161 | 0.42 | 36 | 0.37 | Windows 98 |
| 16 | 140 | 0.37 | 2 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 17 | 102 | 0.27 | 28 | 0.29 | +http://www.semrush.com/bot.html |
| 18 | 99 | 0.26 | 52 | 0.54 | +http://www.exabot.com/go/robot |
| 19 | 64 | 0.17 | 17 | 0.18 | +http://www.proximic.com/info/spider.php |
| 20 | 64 | 0.17 | 5 | 0.05 | +http://www.yunyun.com/spider.html |
| 21 | 50 | 0.13 | 47 | 0.49 | MSIE 5.5; Windows 95 |
| 22 | 46 | 0.12 | 10 | 0.10 | X11 |
| 23 | 39 | 0.10 | 30 | 0.31 | MSIE 5.5; Windows NT 5.0 |
| 24 | 37 | 0.10 | 31 | 0.32 | Auto; Windows |
| 25 | 37 | 0.10 | 31 | 0.32 | Windows ME |
| 26 | 36 | 0.09 | 31 | 0.32 | Windows CE |
| 27 | 35 | 0.09 | 5 | 0.05 | Windows XP |
| 28 | 35 | 0.09 | 31 | 0.32 | ) - BrowseX (2.0.0 Windows |
| 29 | 31 | 0.08 | 25 | 0.26 | Windows 2000 |
| 30 | 30 | 0.08 | 7 | 0.07 | Android 2.3.5 |
| 31 | 29 | 0.08 | 23 | 0.24 | Windows 3.1 |
| 32 | 27 | 0.07 | 23 | 0.24 | MSIE 5.5; Windows NT 4.0 |
| 33 | 21 | 0.05 | 12 | 0.12 | Linux i686 [unknown version] |
| 34 | 14 | 0.04 | 5 | 0.05 | +http://help.coccoc.com/ |
| 35 | 12 | 0.03 | 11 | 0.11 | J2ME/MIDP |
| 36 | 10 | 0.03 | 2 | 0.02 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 37 | 7 | 0.02 | 4 | 0.04 | Intel Mac OS X 10.6 |
| 38 | 6 | 0.02 | 2 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 39 | 5 | 0.01 | 2 | 0.02 | Android |
| 40 | 4 | 0.01 | 4 | 0.04 | +http://discoveryengine.com/discobot.htm... |
| 41 | 4 | 0.01 | 2 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 42 | 4 | 0.01 | 2 | 0.02 | +http://www.acoon.de/robot.asp |
| 43 | 3 | 0.01 | 3 | 0.03 | Windows Mobile |
| 44 | 3 | 0.01 | 3 | 0.03 | Series 60 |
| 45 | 3 | 0.01 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 46 | 3 | 0.01 | 3 | 0.03 | Android 3.2.1 |
| 47 | 2 | 0.01 | 1 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 48 | 2 | 0.01 | 2 | 0.02 | Android 2.3.3 |
| 49 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 50 | 2 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 51 | 2 | 0.01 | 1 | 0.01 | +http://domains.checkparams.com/ |
| 52 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 53 | 1 | 0.00 | 1 | 0.01 | BlackBerry |
| 54 | 1 | 0.00 | 0 | 0.00 | Mac_PowerPC; en |
| 55 | 1 | 0.00 | 1 | 0.01 | Macintosh |
| 56 | 1 | 0.00 | 1 | 0.01 | WOW64; Trident/5.0 |
