| Used Operating Systems by Visits |
| 1 | 32629 | 28.83 | 27229 | 65.40 | +http://www.baidu.com/search/spider.html |
| 2 | 19977 | 17.65 | 5268 | 12.65 | +http://ahrefs.com/robot/ |
| 3 | 4796 | 4.24 | 2791 | 6.70 | Windows NT |
| 4 | 3213 | 2.84 | 1854 | 4.45 | +http://www.google.com/bot.html |
| 5 | 5600 | 4.95 | 1284 | 3.08 | +http://www.bing.com/bingbot.htm |
| 6 | 1946 | 1.72 | 902 | 2.17 | +http://www.xovibot.net/ |
| 7 | 1037 | 0.92 | 479 | 1.15 | +http://www.linkdex.com/bots/ |
| 8 | 4831 | 4.27 | 366 | 0.88 | +http://www.semrush.com/bot.html |
| 9 | 24952 | 22.04 | 346 | 0.83 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 629 | 0.56 | 308 | 0.74 | +http://yandex.com/bots |
| 11 | 376 | 0.33 | 273 | 0.66 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 117 | 0.10 | 106 | 0.25 | Windows 95 |
| 13 | 158 | 0.14 | 62 | 0.15 | +http://www.exabot.com/go/robot |
| 14 | 330 | 0.29 | 55 | 0.13 | +http://www.profound.net/domainappender |
| 15 | 80 | 0.07 | 39 | 0.09 | Windows 98 |
| 16 | 28 | 0.02 | 28 | 0.07 | Windows ME |
| 17 | 24 | 0.02 | 24 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 18 | 21 | 0.02 | 21 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 19 | 20 | 0.02 | 20 | 0.05 | Auto; Windows |
| 20 | 18 | 0.02 | 17 | 0.04 | Windows CE |
| 21 | 37 | 0.03 | 17 | 0.04 | +http://www.proximic.com/info/spider.php |
| 22 | 696 | 0.61 | 15 | 0.04 | +http://www.findxbot.com |
| 23 | 14 | 0.01 | 14 | 0.03 | Windows 2000 |
| 24 | 13 | 0.01 | 13 | 0.03 | Windows 3.1 |
| 25 | 13 | 0.01 | 13 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 26 | 48 | 0.04 | 8 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 27 | 17 | 0.02 | 8 | 0.02 | Windows XP |
| 28 | 38 | 0.03 | 8 | 0.02 | +http://fulltext.sblog.cz/ |
| 29 | 14 | 0.01 | 7 | 0.02 | +http://duckduckgo.com |
| 30 | 23 | 0.02 | 6 | 0.01 | Linux i686 [unknown version] |
| 31 | 4816 | 4.25 | 6 | 0.01 | +http://webmeup-crawler.com/ |
| 32 | 4056 | 3.58 | 6 | 0.01 | +https://www.megaindex.ru/?tab=linkAnaly... |
| 33 | 10 | 0.01 | 5 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 34 | 8 | 0.01 | 5 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 35 | 8 | 0.01 | 4 | 0.01 | +http://help.coccoc.com/ |
| 36 | 7 | 0.01 | 3 | 0.01 | http://www.bing.com/bingbot.htm |
| 37 | 7 | 0.01 | 2 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 38 | 280 | 0.25 | 2 | 0.00 | http://www.searchmetrics.com/en/searchme... |
| 39 | 2002 | 1.77 | 2 | 0.00 | +http://OpenLinkProfiler.org/bot |
| 40 | 3 | 0.00 | 2 | 0.00 | +info@netcraft.com |
| 41 | 2 | 0.00 | 2 | 0.00 | WinHttp.WinHttpRequest.5 |
| 42 | 17 | 0.02 | 1 | 0.00 | http://www.lipperhey.com/ |
| 43 | 1 | 0.00 | 1 | 0.00 | +http://www.netseer.com/crawler.html; cr... |
| 44 | 12 | 0.01 | 1 | 0.00 | +http://filterdb.iss.net/crawler/ |
| 45 | 3 | 0.00 | 1 | 0.00 | +http://getdownload.ws |
| 46 | 4 | 0.00 | 1 | 0.00 | AOL 9.7; AOLBuild 4343.30; Windows NT 6.... |
| 47 | 2 | 0.00 | 1 | 0.00 | +https://www.mojeek.com/bot.html |
| 48 | 1 | 0.00 | 1 | 0.00 | Linux [unknown version] |
| 49 | 3 | 0.00 | 1 | 0.00 | Windows 92 |
| 50 | 62 | 0.05 | 1 | 0.00 | +http://www.linkpad.ru |
| 51 | 1 | 0.00 | 1 | 0.00 | Android 2.3.5 |
| 52 | 2 | 0.00 | 1 | 0.00 | +http://gimme60.com |
| 53 | 2 | 0.00 | 1 | 0.00 | +http://advbot.org/bot.html |
| 54 | 3 | 0.00 | 1 | 0.00 | +; |
| 55 | 1 | 0.00 | 1 | 0.00 | Intel Mac OS X 10.6 |
| 56 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 57 | 186 | 0.16 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
