| Used Operating Systems |
| 1 | 16455 | 39.83 | 124 | 1.92 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 11745 | 28.43 | 161 | 2.49 | +http://ahrefs.com/robot/ |
| 3 | 3801 | 9.20 | 3232 | 50.09 | +http://www.baidu.com/search/spider.html |
| 4 | 3678 | 8.90 | 1158 | 17.95 | Windows NT |
| 5 | 1513 | 3.66 | 606 | 9.39 | +http://www.xovibot.net/ |
| 6 | 1419 | 3.44 | 275 | 4.26 | +http://www.bing.com/bingbot.htm |
| 7 | 690 | 1.67 | 9 | 0.14 | +http://OpenLinkProfiler.org/bot |
| 8 | 641 | 1.55 | 163 | 2.53 | +http://yandex.com/bots |
| 9 | 540 | 1.31 | 287 | 4.45 | +http://www.google.com/bot.html |
| 10 | 182 | 0.44 | 82 | 1.27 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 140 | 0.34 | 47 | 0.73 | +http://www.linkdex.com/bots/ |
| 12 | 102 | 0.25 | 39 | 0.60 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 95 | 0.23 | 85 | 1.32 | Windows 95 |
| 14 | 79 | 0.19 | 25 | 0.39 | Windows 98 |
| 15 | 26 | 0.06 | 4 | 0.06 | Windows XP |
| 16 | 25 | 0.06 | 25 | 0.39 | ) - BrowseX (2.0.0 Windows |
| 17 | 23 | 0.06 | 22 | 0.34 | MSIE 5.5; Windows NT 5.0 |
| 18 | 20 | 0.05 | 19 | 0.29 | Windows 2000 |
| 19 | 20 | 0.05 | 19 | 0.29 | MSIE 5.5; Windows NT 4.0 |
| 20 | 18 | 0.04 | 16 | 0.25 | Auto; Windows |
| 21 | 18 | 0.04 | 2 | 0.03 | +http://filterdb.iss.net/crawler/ |
| 22 | 15 | 0.04 | 15 | 0.23 | Windows CE |
| 23 | 15 | 0.04 | 12 | 0.19 | Windows ME |
| 24 | 14 | 0.03 | 13 | 0.20 | Windows 3.1 |
| 25 | 13 | 0.03 | 1 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 26 | 12 | 0.03 | 5 | 0.08 | http://www.opensiteexplorer.org/dotbot, ... |
| 27 | 4 | 0.01 | 2 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 28 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 29 | 2 | 0.00 | 2 | 0.03 | X11 |
| 30 | 1 | 0.00 | 1 | 0.02 | Android 2.3.5 |
