| Used Operating Systems |
| 1 | 77182 | 45.04 | 5 | 0.03 | +http://megaindex.com/crawler |
| 2 | 44982 | 26.25 | 317 | 1.83 | http://mj12bot.com/ |
| 3 | 15176 | 8.86 | 9885 | 57.19 | +http://ahrefs.com/robot/ |
| 4 | 8457 | 4.94 | 1351 | 7.82 | Windows NT |
| 5 | 7186 | 4.19 | 3988 | 23.07 | +http://www.baidu.com/search/spider.html |
| 6 | 5316 | 3.10 | 415 | 2.40 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 3212 | 1.87 | 199 | 1.15 | +http://www.semrush.com/bot.html |
| 8 | 2112 | 1.23 | 5 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 9 | 2085 | 1.22 | 402 | 2.33 | +http://www.linkdex.com/bots/ |
| 10 | 1060 | 0.62 | 0 | 0.00 | +http://www.findxbot.com |
| 11 | 684 | 0.40 | 58 | 0.34 | +http://siteexplorer.info/Backlink-Check... |
| 12 | 636 | 0.37 | 11 | 0.06 | +http://www.seokicks.de/robot.html |
| 13 | 617 | 0.36 | 147 | 0.85 | +http://www.bing.com/bingbot.htm |
| 14 | 502 | 0.29 | 2 | 0.01 | Linux [unknown version] |
| 15 | 451 | 0.26 | 54 | 0.31 | +http://yandex.com/bots |
| 16 | 430 | 0.25 | 141 | 0.82 | +http://www.google.com/bot.html |
| 17 | 363 | 0.21 | 61 | 0.35 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 171 | 0.10 | 4 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 166 | 0.10 | 0 | 0.00 | +https://www.mojeek.com/bot.html |
| 20 | 89 | 0.05 | 79 | 0.46 | Windows 95 |
| 21 | 76 | 0.04 | 21 | 0.12 | Windows 98 |
| 22 | 60 | 0.04 | 17 | 0.10 | +http://www.exabot.com/go/robot |
| 23 | 48 | 0.03 | 0 | 0.00 | +http://glutenfreepleasure.com/ |
| 24 | 36 | 0.02 | 2 | 0.01 | Macintosh |
| 25 | 28 | 0.02 | 9 | 0.05 | Windows 3.1 |
| 26 | 26 | 0.02 | 0 | 0.00 | X11 |
| 27 | 24 | 0.01 | 4 | 0.02 | +http://napoveda.seznam.cz/en/seznambot-... |
| 28 | 22 | 0.01 | 7 | 0.04 | Windows XP |
| 29 | 21 | 0.01 | 18 | 0.10 | Windows 2000 |
| 30 | 18 | 0.01 | 17 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 31 | 15 | 0.01 | 11 | 0.06 | Windows ME |
| 32 | 14 | 0.01 | 0 | 0.00 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 33 | 13 | 0.01 | 11 | 0.06 | Auto; Windows |
| 34 | 12 | 0.01 | 9 | 0.05 | Windows CE |
| 35 | 12 | 0.01 | 8 | 0.05 | +http://sur.ly/bot.html |
| 36 | 11 | 0.01 | 9 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 37 | 9 | 0.01 | 9 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 38 | 6 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 39 | 4 | 0.00 | 0 | 0.00 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 40 | 2 | 0.00 | 1 | 0.01 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 41 | 2 | 0.00 | 2 | 0.01 | +https://github.com/AliasIO/Wappalyzer |
| 42 | 2 | 0.00 | 2 | 0.01 | +http://www.id-search.xyz/bot.html |
| 43 | 2 | 0.00 | 0 | 0.00 | OSF1 V5.1 alpha |
| 44 | 2 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
| 45 | 2 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 46 | 2 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
