| Used Operating Systems |
| 1 | 5089 | 42.72 | 2735 | 45.48 | Windows NT |
| 2 | 2570 | 21.57 | 2081 | 34.60 | +http://www.baidu.com/search/spider.html |
| 3 | 1185 | 9.95 | 50 | 0.83 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 612 | 5.14 | 72 | 1.20 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 579 | 4.86 | 298 | 4.96 | +http://www.google.com/bot.html |
| 6 | 461 | 3.87 | 90 | 1.50 | +http://yandex.com/bots |
| 7 | 271 | 2.27 | 6 | 0.10 | +http://OpenLinkProfiler.org/bot |
| 8 | 196 | 1.65 | 140 | 2.33 | +http://ahrefs.com/robot/ |
| 9 | 186 | 1.56 | 150 | 2.49 | Windows 95 |
| 10 | 156 | 1.31 | 74 | 1.23 | +http://www.bing.com/bingbot.htm |
| 11 | 114 | 0.96 | 34 | 0.57 | Windows 98 |
| 12 | 89 | 0.75 | 11 | 0.18 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 41 | 0.34 | 32 | 0.53 | Windows 3.1 |
| 14 | 40 | 0.34 | 16 | 0.27 | +http://www.linkdex.com/bots/ |
| 15 | 39 | 0.33 | 33 | 0.55 | Windows CE |
| 16 | 34 | 0.29 | 30 | 0.50 | Auto; Windows |
| 17 | 32 | 0.27 | 24 | 0.40 | Windows ME |
| 18 | 31 | 0.26 | 28 | 0.47 | MSIE 5.5; Windows NT 5.0 |
| 19 | 29 | 0.24 | 27 | 0.45 | ) - BrowseX (2.0.0 Windows |
| 20 | 29 | 0.24 | 25 | 0.42 | MSIE 5.5; Windows NT 4.0 |
| 21 | 27 | 0.23 | 8 | 0.13 | Windows XP |
| 22 | 23 | 0.19 | 22 | 0.37 | Windows 2000 |
| 23 | 20 | 0.17 | 3 | 0.05 | +http://www.exabot.com/go/robot |
| 24 | 14 | 0.12 | 7 | 0.12 | +http://www.meanpath.com/meanpathbot.htm... |
| 25 | 9 | 0.08 | 2 | 0.03 | X11 |
| 26 | 8 | 0.07 | 1 | 0.02 | +http://www.linkpad.ru |
| 27 | 8 | 0.07 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 28 | 5 | 0.04 | 5 | 0.08 | +http://www.domaintuno.com/robot |
| 29 | 4 | 0.03 | 2 | 0.03 | +http://gimme60.com |
| 30 | 3 | 0.03 | 2 | 0.03 | +info@netcraft.com |
| 31 | 3 | 0.03 | 1 | 0.02 | +http://mediaeden.net |
| 32 | 2 | 0.02 | 2 | 0.03 | http://www.lipperhey.com/ |
| 33 | 2 | 0.02 | 1 | 0.02 | +http://advbot.org/bot.html |
| 34 | 1 | 0.01 | 1 | 0.02 | +https://www.domaintuno.com/robot |
| 35 | 1 | 0.01 | 1 | 0.02 | Linux i686 [unknown version] |
