| Used Operating Systems |
| 1 | 21277 | 54.15 | 454 | 12.14 | http://www.opensiteexplorer.org/dotbot, ... |
| 2 | 10009 | 25.47 | 212 | 5.67 | http://mj12bot.com/ |
| 3 | 2535 | 6.45 | 1164 | 31.13 | Windows NT |
| 4 | 1633 | 4.16 | 144 | 3.85 | +http://yandex.com/bots |
| 5 | 1254 | 3.19 | 584 | 15.62 | +http://www.google.com/bot.html |
| 6 | 683 | 1.74 | 539 | 14.42 | +http://www.baidu.com/search/spider.html |
| 7 | 679 | 1.73 | 209 | 5.59 | +http://www.bing.com/bingbot.htm |
| 8 | 391 | 1.00 | 148 | 3.96 | +http://www.linkdex.com/bots/ |
| 9 | 278 | 0.71 | 90 | 2.41 | +http://www.semrush.com/bot.html |
| 10 | 79 | 0.20 | 19 | 0.51 | +http://ahrefs.com/robot/ |
| 11 | 66 | 0.17 | 22 | 0.59 | Windows XP |
| 12 | 59 | 0.15 | 22 | 0.59 | Windows 98 |
| 13 | 55 | 0.14 | 25 | 0.67 | Windows 95 |
| 14 | 49 | 0.12 | 22 | 0.59 | +http://www.proximic.com/info/spider.php |
| 15 | 19 | 0.05 | 11 | 0.29 | +http://megaindex.com/crawler |
| 16 | 15 | 0.04 | 0 | 0.00 | X11 |
| 17 | 14 | 0.04 | 2 | 0.05 | Windows CE |
| 18 | 14 | 0.04 | 6 | 0.16 | ) - BrowseX (2.0.0 Windows |
| 19 | 14 | 0.04 | 13 | 0.35 | +http://alphaseobot.com/bot.html |
| 20 | 14 | 0.04 | 3 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 21 | 13 | 0.03 | 5 | 0.13 | Windows 2000 |
| 22 | 12 | 0.03 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 23 | 12 | 0.03 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 24 | 11 | 0.03 | 3 | 0.08 | +https://extlinks.com/Bot.html |
| 25 | 10 | 0.03 | 5 | 0.13 | +http://www.seokicks.de/robot.html |
| 26 | 10 | 0.03 | 3 | 0.08 | +http://napoveda.seznam.cz/en/seznambot-... |
| 27 | 9 | 0.02 | 1 | 0.03 | +http://siteexplorer.info/Backlink-Check... |
| 28 | 9 | 0.02 | 5 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 29 | 8 | 0.02 | 0 | 0.00 | Android |
| 30 | 8 | 0.02 | 8 | 0.21 | +http://glutenfreepleasure.com/ |
| 31 | 8 | 0.02 | 3 | 0.08 | Windows ME |
| 32 | 7 | 0.02 | 3 | 0.08 | Auto; Windows |
| 33 | 6 | 0.02 | 3 | 0.08 | +http://OpenLinkProfiler.org/bot |
| 34 | 6 | 0.02 | 3 | 0.08 | Windows 3.1 |
| 35 | 4 | 0.01 | 0 | 0.00 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 36 | 4 | 0.01 | 2 | 0.05 | +info@netcraft.com |
| 37 | 4 | 0.01 | 0 | 0.00 | +http://mappydata.net/bot/ |
| 38 | 3 | 0.01 | 1 | 0.03 | +http://www.pinterest.com/bot.html |
| 39 | 2 | 0.01 | 2 | 0.05 | Intel Mac OS X 10.4 |
| 40 | 2 | 0.01 | 1 | 0.03 | +https://www.mojeek.com/bot.html |
| 41 | 2 | 0.01 | 0 | 0.00 | Linux i686 [unknown version] |
| 42 | 2 | 0.01 | 1 | 0.03 | +http://duckduckgo.com |
| 43 | 1 | 0.00 | 1 | 0.03 | +http://www.uptime.com/uptimebot |
