| Used Operating Systems |
| 1 | 20185 | 64.89 | 869 | 14.59 | http://www.opensiteexplorer.org/dotbot, ... |
| 2 | 3272 | 10.52 | 1680 | 28.21 | Windows NT |
| 3 | 1812 | 5.83 | 85 | 1.43 | http://mj12bot.com/ |
| 4 | 903 | 2.90 | 489 | 8.21 | +http://www.google.com/bot.html |
| 5 | 725 | 2.33 | 177 | 2.97 | +http://www.linkdex.com/bots/ |
| 6 | 468 | 1.50 | 272 | 4.57 | +http://www.bing.com/bingbot.htm |
| 7 | 401 | 1.29 | 92 | 1.54 | +http://yandex.com/bots |
| 8 | 303 | 0.97 | 236 | 3.96 | +http://ahrefs.com/robot/ |
| 9 | 235 | 0.76 | 64 | 1.07 | +http://www.semrush.com/bot.html |
| 10 | 227 | 0.73 | 21 | 0.35 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 11 | 217 | 0.70 | 198 | 3.32 | +http://www.baidu.com/search/spider.html |
| 12 | 192 | 0.62 | 3 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 13 | 181 | 0.58 | 178 | 2.99 | Windows 2006 |
| 14 | 169 | 0.54 | 165 | 2.77 | Windows 2007 |
| 15 | 165 | 0.53 | 162 | 2.72 | Windows 9 |
| 16 | 162 | 0.52 | 159 | 2.67 | Windows 2003 |
| 17 | 156 | 0.50 | 150 | 2.52 | Windows 2005 |
| 18 | 149 | 0.48 | 146 | 2.45 | Windows 2004 |
| 19 | 147 | 0.47 | 84 | 1.41 | Windows 95 |
| 20 | 145 | 0.47 | 143 | 2.40 | Windows 2002 |
| 21 | 140 | 0.45 | 136 | 2.28 | Windows 2008 |
| 22 | 116 | 0.37 | 109 | 1.83 | +http://www.uptime.com/uptimebot |
| 23 | 75 | 0.24 | 25 | 0.42 | Windows XP |
| 24 | 73 | 0.23 | 1 | 0.02 | Linux [unknown version] |
| 25 | 59 | 0.19 | 34 | 0.57 | http://help.yahoo.com/help/us/ysearch/sl... |
| 26 | 55 | 0.18 | 35 | 0.59 | Windows 98 |
| 27 | 54 | 0.17 | 49 | 0.82 | +http://megogoserial.ru |
| 28 | 38 | 0.12 | 34 | 0.57 | +http://tiod.ru |
| 29 | 31 | 0.10 | 15 | 0.25 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 30 | 28 | 0.09 | 19 | 0.32 | ) - BrowseX (2.0.0 Windows |
| 31 | 25 | 0.08 | 16 | 0.27 | MSIE 5.5; Windows NT 4.0 |
| 32 | 19 | 0.06 | 15 | 0.25 | Windows ME |
| 33 | 18 | 0.06 | 17 | 0.29 | Windows CE |
| 34 | 17 | 0.05 | 3 | 0.05 | Android |
| 35 | 16 | 0.05 | 11 | 0.18 | Windows 2000 |
| 36 | 16 | 0.05 | 8 | 0.13 | +http://duckduckgo.com |
| 37 | 13 | 0.04 | 11 | 0.18 | Windows 3.1 |
| 38 | 11 | 0.04 | 9 | 0.15 | Auto; Windows |
| 39 | 10 | 0.03 | 8 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 40 | 10 | 0.03 | 5 | 0.08 | +http://www.exabot.com/go/robot |
| 41 | 10 | 0.03 | 5 | 0.08 | +http://napoveda.seznam.cz/en/seznambot-... |
| 42 | 9 | 0.03 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 43 | 9 | 0.03 | 3 | 0.05 | +http://www.findxbot.com |
| 44 | 8 | 0.03 | 3 | 0.05 | +https://www.mojeek.com/bot.html |
| 45 | 7 | 0.02 | 1 | 0.02 | MAUI Runtime |
| 46 | 5 | 0.02 | 0 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 47 | 5 | 0.02 | 1 | 0.02 | +http://ruki.rezko.net |
| 48 | 4 | 0.01 | 2 | 0.03 | +https://deusu.de/robot.html |
| 49 | 3 | 0.01 | 1 | 0.02 | +http://cliqz.com/company/cliqzbot |
| 50 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 51 | 2 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
| 52 | 2 | 0.01 | 2 | 0.03 | +http://jooble.org/jooble-bot |
| 53 | 1 | 0.00 | 1 | 0.02 | https://nmap.org/book/nse.html |
| 54 | 1 | 0.00 | 1 | 0.02 | Intel Mac OS X 10.4 |
