| Used Operating Systems by Visits |
| 1 | 3388 | 32.79 | 1986 | 50.55 | Windows NT |
| 2 | 570 | 5.52 | 324 | 8.25 | +http://ahrefs.com/robot/ |
| 3 | 448 | 4.34 | 282 | 7.18 | +http://www.bing.com/bingbot.htm |
| 4 | 681 | 6.59 | 191 | 4.86 | +http://www.semrush.com/bot.html |
| 5 | 484 | 4.68 | 166 | 4.22 | +http://www.google.com/bot.html |
| 6 | 1313 | 12.71 | 154 | 3.92 | +http://yandex.com/bots |
| 7 | 179 | 1.73 | 153 | 3.89 | +http://www.baidu.com/search/spider.html |
| 8 | 177 | 1.71 | 147 | 3.74 | Windows 95 |
| 9 | 234 | 2.26 | 138 | 3.51 | +http://www.xovibot.net/ |
| 10 | 2008 | 19.43 | 61 | 1.55 | http://www.majestic12.co.uk/bot.php?+ |
| 11 | 94 | 0.91 | 39 | 0.99 | Windows 98 |
| 12 | 120 | 1.16 | 37 | 0.94 | +http://www.linkdex.com/bots/ |
| 13 | 36 | 0.35 | 29 | 0.74 | ) - BrowseX (2.0.0 Windows |
| 14 | 30 | 0.29 | 26 | 0.66 | Windows CE |
| 15 | 27 | 0.26 | 24 | 0.61 | MSIE 5.5; Windows NT 5.0 |
| 16 | 25 | 0.24 | 23 | 0.59 | Windows 2000 |
| 17 | 27 | 0.26 | 21 | 0.53 | Windows ME |
| 18 | 23 | 0.22 | 20 | 0.51 | Auto; Windows |
| 19 | 20 | 0.19 | 19 | 0.48 | MSIE 5.5; Windows NT 4.0 |
| 20 | 15 | 0.15 | 13 | 0.33 | Windows 3.1 |
| 21 | 20 | 0.19 | 12 | 0.31 | +http://www.exabot.com/go/robot |
| 22 | 31 | 0.30 | 10 | 0.25 | Windows XP |
| 23 | 44 | 0.43 | 9 | 0.23 | http://www.bing.com/bingbot.htm |
| 24 | 9 | 0.09 | 9 | 0.23 | +http://domainsigma.com/robot |
| 25 | 18 | 0.17 | 8 | 0.20 | +http://www.meanpath.com/meanpathbot.htm... |
| 26 | 25 | 0.24 | 6 | 0.15 | http://help.yahoo.com/help/us/ysearch/sl... |
| 27 | 10 | 0.10 | 4 | 0.10 | +http://www.findxbot.com |
| 28 | 9 | 0.09 | 3 | 0.08 | +http://OpenLinkProfiler.org/bot |
| 29 | 4 | 0.04 | 3 | 0.08 | +info@netcraft.com |
| 30 | 6 | 0.06 | 2 | 0.05 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 31 | 2 | 0.02 | 2 | 0.05 | +http://www.linkpad.ru |
| 32 | 4 | 0.04 | 2 | 0.05 | +http://www.seokicks.de/robot.html |
| 33 | 4 | 0.04 | 2 | 0.05 | +http://advbot.org/bot.html |
| 34 | 6 | 0.06 | 2 | 0.05 | +http://mediaeden.net |
| 35 | 3 | 0.03 | 1 | 0.03 | +http://advbot.net/bot.html |
| 36 | 2 | 0.02 | 1 | 0.03 | +http://gimme60.com |
| 37 | 235 | 2.27 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 38 | 2 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.6 |
