| Used Operating Systems |
| 1 | 27757 | 59.33 | 289 | 3.58 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 8411 | 17.98 | 4010 | 49.68 | Windows NT |
| 3 | 3073 | 6.57 | 2157 | 26.72 | +http://www.baidu.com/search/spider.html |
| 4 | 1354 | 2.89 | 19 | 0.24 | +http://OpenLinkProfiler.org/bot |
| 5 | 1198 | 2.56 | 215 | 2.66 | +http://ahrefs.com/robot/ |
| 6 | 1024 | 2.19 | 6 | 0.07 | +http://www.warebay.com/bot.html |
| 7 | 757 | 1.62 | 211 | 2.61 | +http://www.linkdex.com/bots/ |
| 8 | 559 | 1.19 | 121 | 1.50 | +http://yandex.com/bots |
| 9 | 543 | 1.16 | 222 | 2.75 | +http://www.google.com/bot.html |
| 10 | 338 | 0.72 | 124 | 1.54 | +http://www.bing.com/bingbot.htm |
| 11 | 244 | 0.52 | 93 | 1.15 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 201 | 0.43 | 1 | 0.01 | +http://megaindex.com/crawler |
| 13 | 201 | 0.43 | 1 | 0.01 | +https://www.megaindex.ru/?tab=linkAnaly... |
| 14 | 189 | 0.40 | 65 | 0.81 | Linux i686 [unknown version] |
| 15 | 160 | 0.34 | 137 | 1.70 | Windows 95 |
| 16 | 124 | 0.27 | 35 | 0.43 | Windows 98 |
| 17 | 91 | 0.19 | 27 | 0.33 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 69 | 0.15 | 30 | 0.37 | Linux [unknown version] |
| 19 | 50 | 0.11 | 1 | 0.01 | +http://advbot.org/bot.html |
| 20 | 46 | 0.10 | 18 | 0.22 | +http://www.exabot.com/go/robot |
| 21 | 41 | 0.09 | 14 | 0.17 | X11 |
| 22 | 38 | 0.08 | 31 | 0.38 | Windows 2000 |
| 23 | 35 | 0.07 | 31 | 0.38 | Windows CE |
| 24 | 34 | 0.07 | 32 | 0.40 | Windows 3.1 |
| 25 | 32 | 0.07 | 30 | 0.37 | MSIE 5.5; Windows NT 5.0 |
| 26 | 31 | 0.07 | 25 | 0.31 | Auto; Windows |
| 27 | 31 | 0.07 | 29 | 0.36 | MSIE 5.5; Windows NT 4.0 |
| 28 | 27 | 0.06 | 24 | 0.30 | Windows ME |
| 29 | 23 | 0.05 | 6 | 0.07 | Windows XP |
| 30 | 22 | 0.05 | 10 | 0.12 | Win32 |
| 31 | 22 | 0.05 | 22 | 0.27 | ) - BrowseX (2.0.0 Windows |
| 32 | 12 | 0.03 | 12 | 0.15 | Linux i586 [unknown version] |
| 33 | 10 | 0.02 | 5 | 0.06 | +http://www.meanpath.com/meanpathbot.htm... |
| 34 | 8 | 0.02 | 7 | 0.09 | +info@netcraft.com |
| 35 | 7 | 0.01 | 7 | 0.09 | +http://domainsigma.com/robot |
| 36 | 6 | 0.01 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 37 | 4 | 0.01 | 0 | 0.00 | Android |
| 38 | 4 | 0.01 | 0 | 0.00 | +http://www.findxbot.com |
| 39 | 4 | 0.01 | 4 | 0.05 | actually this is http://ismyblogworking.... |
| 40 | 2 | 0.00 | 0 | 0.00 | Android 2.3.5 |
| 41 | 2 | 0.00 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 42 | 2 | 0.00 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 43 | 1 | 0.00 | 0 | 0.00 | +http://www.xovibot.net/ |
| 44 | 1 | 0.00 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
