| Used Operating Systems |
| 1 | 23864 | 46.24 | 756 | 12.18 | http://www.opensiteexplorer.org/dotbot, ... |
| 2 | 15965 | 30.94 | 159 | 2.56 | http://mj12bot.com/ |
| 3 | 3063 | 5.94 | 1747 | 28.15 | Windows NT |
| 4 | 2994 | 5.80 | 119 | 1.92 | +http://www.semrush.com/bot.html |
| 5 | 1573 | 3.05 | 996 | 16.05 | +http://www.google.com/bot.html |
| 6 | 763 | 1.48 | 203 | 3.27 | +http://www.linkdex.com/bots/ |
| 7 | 493 | 0.96 | 289 | 4.66 | +http://www.bing.com/bingbot.htm |
| 8 | 261 | 0.51 | 181 | 2.92 | +http://ahrefs.com/robot/ |
| 9 | 245 | 0.47 | 59 | 0.95 | +http://yandex.com/bots |
| 10 | 192 | 0.37 | 3 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 11 | 179 | 0.35 | 175 | 2.82 | Windows 2004 |
| 12 | 168 | 0.33 | 165 | 2.66 | Windows 2002 |
| 13 | 160 | 0.31 | 158 | 2.55 | Windows 2003 |
| 14 | 159 | 0.31 | 156 | 2.51 | Windows 2006 |
| 15 | 159 | 0.31 | 158 | 2.55 | Windows 2005 |
| 16 | 152 | 0.29 | 150 | 2.42 | Windows 2007 |
| 17 | 145 | 0.28 | 133 | 2.14 | +http://www.baidu.com/search/spider.html |
| 18 | 143 | 0.28 | 139 | 2.24 | Windows 2008 |
| 19 | 140 | 0.27 | 2 | 0.03 | +https://blog.vebidoo.de/vebidoobot/ |
| 20 | 134 | 0.26 | 132 | 2.13 | Windows 9 |
| 21 | 95 | 0.18 | 80 | 1.29 | Windows 95 |
| 22 | 88 | 0.17 | 49 | 0.79 | http://help.yahoo.com/help/us/ysearch/sl... |
| 23 | 80 | 0.16 | 41 | 0.66 | Windows 98 |
| 24 | 64 | 0.12 | 22 | 0.35 | Windows XP |
| 25 | 63 | 0.12 | 1 | 0.02 | +http://megaindex.com/crawler |
| 26 | 57 | 0.11 | 1 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 27 | 27 | 0.05 | 3 | 0.05 | +http://www.seokicks.de/robot.html |
| 28 | 26 | 0.05 | 18 | 0.29 | Windows 3.1 |
| 29 | 19 | 0.04 | 15 | 0.24 | Windows 2000 |
| 30 | 18 | 0.03 | 17 | 0.27 | Windows CE |
| 31 | 18 | 0.03 | 14 | 0.23 | MSIE 5.5; Windows NT 5.0 |
| 32 | 17 | 0.03 | 13 | 0.21 | MSIE 5.5; Windows NT 4.0 |
| 33 | 16 | 0.03 | 13 | 0.21 | Windows ME |
| 34 | 14 | 0.03 | 12 | 0.19 | ) - BrowseX (2.0.0 Windows |
| 35 | 10 | 0.02 | 9 | 0.15 | Auto; Windows |
| 36 | 9 | 0.02 | 4 | 0.06 | +http://cliqz.com/company/cliqzbot |
| 37 | 8 | 0.02 | 4 | 0.06 | +http://duckduckgo.com |
| 38 | 4 | 0.01 | 1 | 0.02 | J2ME/MIDP |
| 39 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 40 | 3 | 0.01 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 41 | 3 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
| 42 | 2 | 0.00 | 1 | 0.02 | +http://www.seodiver.com/bot |
| 43 | 2 | 0.00 | 1 | 0.02 | +info@netcraft.com |
| 44 | 2 | 0.00 | 1 | 0.02 | http://www.majestic12.co.uk/bot.php?+ |
| 45 | 1 | 0.00 | 1 | 0.02 | https://nmap.org/book/nse.html |
| 46 | 1 | 0.00 | 1 | 0.02 | X11 |
| 47 | 1 | 0.00 | 1 | 0.02 | +http://eripp.com |
